ECISS - CEN ECISS TC

This document establishes a classification of surface insulations for electrical steel sheet, strip and laminations according to their general composition, relative insulating ability and function.
These surface insulations are either oxide layers or applied coatings.
The purpose of this classification is to create a nomenclature for the various types of surface insulations and to assist users of surface insulations by providing general information about the chemical nature and use of the surface insulations.
It is not the intent of this classification to specify insulation requirements in terms of specific values of surface insulation resistance. Such requirements are to be agreed between the purchaser and the steel producer, where applicable.
The classification is to be used in conjunction with the various specifications for cold rolled electrical steels (see Clause 2).

This document specifies the requirements for the design and performance of threaded pipe fittings in malleable cast iron with black or hot dip galvanized surface.
These fittings are for general purposes for the transmission of fluids and gases up to the limits of operating pressure and operating temperature specified in this document. They are intended for the connection of elements threaded with sizes 1/8 to 6 (DN 6 to DN 150).
Fittings with alternative permanent coatings or permanent coatings on top of hot dip galvanizing do not fall under the scope of this document.
NOTE   One main use is for the connection of non-alloy steel tubes according to EN 10255 and with support of the thread joint by using sealing materials according to the EN 751 series.

This document specifies the requirements for the design, performance and testing of fittings made of malleable cast iron (see also Clause 5 "Materials") with compression ends for polyethylene piping systems.
This document applies to piping systems in polyethylene (PE) materials for different application fields, such as supply and distribution of gas, water for general purposes (irrigation, etc.) as well as for human consumption, aqueous liquids and pressurized air.
NOTE   Products complying with this document used for water applications intended for human consumption are expected to comply with the relevant national, regional or local regulatory provisions applicable in the place of use. Due to the variety and dynamic of the requirements, it is advisable to check the compliance.
The malleable cast iron fittings specified in this document are of compression end type for the connection of PE pipes or of transition type with combined compression ends for pipes in different materials or with combined compression and threaded ends in conformance with EN 10226 1. Their range of sizes covers nominal outside diameters of PE pipes dn 16 mm to dn 110 mm (DN 10 to DN 100) and pipe thread sizes 3/8 to 4.

This document specifies how a welding procedure specification (WPS) for production welding of steel castings is qualified. Tests are intended to be carried out in accordance with this document, unless additional tests are specified by the purchaser or by agreement between the contracting parties.
This document defines the conditions for the execution of welding procedure qualification tests and the limits of validity of a qualified welding procedure for all practical welding operations within the range of essential variables.
This document applies to the arc welding of steel castings. The principles of this document can be applied to other fusion welding processes subject to agreement between the contracting parties.

This document specifies the requirements for uncoated high strength steel strands of zinc or zinc alloy coated high strength steel strands, encapsulated with wax and a sheath for construction applications.
The document applies only to products as supplied by the manufacturer.

This document specifies a diantipyrylmethane spectrophotometric method for the determination of titanium in steel and iron.
The method is applicable to titanium contents between 0,002 % (mass fraction) and 0,80 % (mass fraction).

This document specifies the technical delivery conditions for welded tubes, of square and rectangular cross section, made from stainless steels, for mechanical and structural engineering and decorative use.

ISO 15363:2017 specifies the ring hydraulic pressure test for metallic tubes. It is generally applied to tubes with an outside diameter greater than 120 mm and outside diameter to thickness ratio of not less than 20.
The objective of this test is to ascertain the value of the hoop stress required to produce a specified total circumferential (hoop) strain.

This document applies to hot rolled and cold rolled non-coated steel flat products made of multiphase steels for cold forming. It covers cold rolled products of thicknesses t < 3 mm and hot rolled products of thicknesses t ≤ 6,5 mm.
These products are delivered in sheet, hot rolled strip, slit hot rolled strip, cold strip, slit cold rolled strip or cut lengths obtained from slit wide strip.
Flat products of multiphase steels for cold forming can be delivered with an electrolytic zinc coating according to EN 10152.

This document specifies an infrared absorption method after combustion in an induction furnace for the determination of the total carbon content in steel and iron.
The method is applicable to carbon contents between 0,003 % (mass fraction) and 4,5 % (mass fraction).

This document specifies test methods applicable to prestressing steel (bar, wire or strand) for concrete.
This document does not cover the sampling conditions that are dealt with in the product standards.

This document specifies the requirement for testing of special properties of hot-rolled steel sheet piles.

This document provides specifications for testing miniaturised metallic test pieces where not enough material is available for test pieces according to ISO 6892-1.
The guidelines in this document are not intended to replace the requirements of the standard method described in ISO 6892-1.
This document refers to conventionally manufactured materials.
NOTE 1        Additional information regarding testing of additively manufactured materials are given in ISO/ASTM 52909[5].
NOTE 2        Further information on the performance of miniaturised test pieces in tensile testing and the comparability of respective results is available in References [8] to [14].

This document specifies a method for the determination of chromium in steel and iron by potentiometric or visual titration.
The method is applicable to chromium contents between 0,25 % (mass fraction) and 35 % (mass fraction). If vanadium is present, the visual titration is applicable only to test portions containing less than 3 mg of vanadium.
NOTE   The visual titration can be applicable to test portion containing between 3 mg and 6 mg of vanadium.

This document specifies the requirements for the design, performance and testing of fittings made of malleable cast iron (see also Clause 5, Materials) with compression ends for steel pipes.
This document applies to steel piping systems for different application fields, such as supply and distribution of gas, water for general purposes (e.g. irrigation) as well as for human consumption, aqueous liquids and pressurized air.
This document contains requirements and tests relating to compression fittings which can be connected to smooth walled steel pipes. The fittings can also incorporate other types of connection, such as threaded ends in conformance with EN 10226-1, flanged ends, compression ends for connection for pipes other than steel, and can also take on various structural shapes, such as straight adaptor piece, elbow or
T-piece. Their range of sizes covers nominal sizes DN 10 to DN 100 (fitting size 3/8 to 4).

This document defines the grades of electrical steel strip and sheet with specified mechanical properties and magnetic polarization. It specifies general requirements, mechanical properties, magnetic polarization, geometric characteristics, tolerances and technological characteristics, as well as inspection procedures.
This document applies to electrical steel strip and sheet for the construction of poles and rims of rotating electrical machines.
The grades are grouped into two classes according to their manufacturing process:
-   hot-rolled grades;
-   cold-rolled grades.
NOTE   These materials correspond to EN 60404 1:2017, D.2.

This document specifies the composition of the base steel used for the production of tinplate for use in direct contact with foodstuffs or products for human and animal consumption as well as the composition of tin used to coat it. Tinplate can be produced with or without an organic coating.
The main examples of use are:
-   drinks cans,
-   food cans,
-   packaging of dry foods,
-   aerosol cans.
The material is chosen in accordance with the conditions for its use.
This document does not apply to categories of steel other than steel for packaging intended for use in contact with foodstuffs, products or beverages for human or animal consumption.

This document specifies requirements for blackplate product in the form of coils intended for direct use and mostly for the production of electrolytically zinc coated plate, or coils electrolytically coated with either tin (tinplate) or chromium/chromium oxide (ECCS or ECCS-RC).
Blackplate can be a single or double reduced product and is specified in nominal thicknesses that are multiples of 0,005 mm from typical 0,10 mm up to 0,60 mm.
This document applies to coils in nominal minimum widths of 600 mm.
In addition to this document, the general technical delivery conditions of EN 10021 apply.
NOTE   Standard width coils for specific uses, e.g. tab stock, can be slit into narrow strip for supply in coil form.

This document specifies the base steel to be used and the composition of the metallic coating to be used for the manufacture of lacquered electrolytic chromium/chromium oxide coated steel and articles which, as a finished product, are intended for use in direct contact with foodstuffs or products for human or animal consumption.
The main examples of use are:
-   drinks cans,
-   food cans,
-   closures and ends.
The material should be chosen in accordance with the conditions for its use.
This standard does not apply to categories of steel other than steel for packaging intended for use in contact with foodstuffs, products or beverages for human consumption or animal consumption.

This document specifies the maximum content for alloying and residual elements (see Table 1) present in steel (usually called blackplate) used in the manufacture of packaging and packaging components or for coated steel which, as a finished product, are intended for use in direct contact with foodstuffs, products and beverages for human and pet food. For such use blackplate is normally coated but can be used uncoated for some fatty or dry products.
The main examples of use are:
-   tinplate and electrolytic chromium/chromium oxide coated steel for the manufacture of food and beverage cans ;
-    cans for conditioning foodstuffs (sugar, tea, cake, chocolate, pasta, etc.) ;
-   non-mineral oil drums, kegs, barrels.
The choice of material should be appropriate for the conditions of use.
This standard applies to cold-rolled strips in the form a coil or sheets.
This standard does not apply to categories of steel other than steel for packaging intended for use in contact with foodstuffs, products or beverages for human or animal consumption.

This document specifies the technical delivery conditions in two test categories for seamless tubes of circular cross section, with specified elevated temperature properties, made of non-alloy and alloy steel.
This Part of EN 10216 is also be applied for tubes of non-circular cross section; necessary modification will be agreed at the time of enquiry and order.

This document specifies the technical delivery requirements for bright steel products in the drawn, peeled/turned or additional ground condition and they are intended for mechanical purposes, for example for machine parts. The bright steel products are subdivided into the following steel types:
a)       non-alloy general engineering steels;
b)       non-alloy free-cutting steels;
c)        non-alloy and alloy case-hardening steels;
d)       non-alloy and alloy steels for quenching and tempering.
Bright products of stainless steels are not part of this document, they are covered by ISO 16143-4.

This document specifies a flame atomic absorption spectrometric method for the determination of acid-soluble and/or total aluminium in non-alloyed steel.
The method is applicable to aluminium contents between 0,005 % (mass fraction) and 0,20 % (mass fraction).

This document specifies micrographic methods of determining apparent ferritic or austenitic grain size in steels. It describes the methods of revealing grain boundaries and of estimating the mean grain size of specimens with unimodal size distribution. Although grains are three-dimensional in shape, the metallographic sectioning plane can cut through a grain at any point from a grain corner, to the maximum diameter of the grain, thus producing a range of apparent grain sizes on the two-dimensional plane, even in a sample with a perfectly consistent grain size.

This document specifies a method for determining the hardenability of steel by end quenching (Jominy test) by using a test piece 25 mm in diameter and at least 100 mm long.
By agreement and for a defined field of application, the test described in this document can be replaced by the calculation of the Jominy curve according to an accepted mathematical model.

This document specifies a spectrophotometric method for the determination of phosphorus in steel and cast iron.
The method is applicable to phosphorus contents between 0,001 0 % (mass fraction) and 1,0 % (mass fraction).

This document specifies the tolerances on dimensions, squareness of ends, straightness and mass of hot rolled steel sheet piles and is designed to be read in conjunction with EN 10248-1.
The products specified are for general, structural and civil engineering works. The types of steel sheet piles covered by this document are: Z-shaped, U-shaped, straight web, H-shaped with their interlocking bars.
This document also specifies options that can be agreed between the purchaser and the manufacturer at the time of the order and enquiry.

This document specifies the tolerances on dimensions, squareness of ends, straightness and mass of cold formed steel sheet piles and is designed to be read in conjunction with EN 10249-1.
This document specifies the tolerances of cold formed steel sheet piles produced from hot rolled strip or sheet with a thickness equal to or greater than 3 mm.
The products specified are for general, structural and civil engineering works. The types of steel sheet piles covered by this document are: Z-shaped, Omega-shaped and trench sheets.
This document also specifies options that can be agreed between the purchaser and the manufacturer at the time of the order and enquiry.

This document specifies a spectrophotometric method for the determination of nitrogen in steels.
The method is primarily intended for the determination of total nitrogen in very low contents in non-alloy steels.
It can be used, however, for any low nitrogen ferrous alloy that is soluble in hydrochloric acid provided that the acid-resistant form of silicon nitride is not present. These highly resistant nitrides have been found only in samples of silicon steels manufactured without aluminium addition and then only in sheet material.
The method is applicable to nitrogen contents from 0,000 5 % (by mass) to 0,005 % (by mass).
The precision data of the present method are given in Annex A.

This document specifies a spectrophotometric method for the determination of niobium in steels.
The method is applicable to all grades of steels with niobium contents up to 1,3 % (by mass), with a lower limit of detection of 0,002 % (by mass).
The precision data of the present method are given in Annex A.

This document specifies a flame atomic absorption spectrometric method (FAAS) for the determination of chromium content in steels and cast irons.
The method is applicable to non-alloy and low-alloy steels and cast irons with chromium contents between 0,002 % (by mass) to 2,0 % (by mass).
The method can be adapted to lower or higher chromium contents by changing the test portion or the dilution factor, provided the criteria in 6.3.2 and 6.3.3 are still met.
The precision data of the present method are given in Annex A.

This document specifies tolerances on dimensions and shape for continuously hot-rolled uncoated plate/sheet and strip with a maximum width of 2 200 mm and a maximum thickness of 25 mm of non-alloy and alloy steels in accordance with Table 1 (see also Annex B). This document also applies to hot-rolled strip for cold rolling.
Table 1 - Field of application
[...table not represented...]
NOTE 1   This document does not apply to:
-   hot-rolled strip rolled in widths w < 600 mm (see EN 10048);
-   hot-rolled patterned steel strip and plate/sheet cut from wide strip (EN 10363);
-   uncoated or electrolytically coated cold rolled sheet and strip (see EN 10131);
-   hot-dip coated steel sheet and strip (EN 10143);
-   stainless steels.
NOTE 2   This document can also be used for steels from other standards, e. g. steels for shipbuilding.

This document specifies requirements for hot dip galvanized reinforcing steel in the form of products which meet the requirements of EN 10080 and subjected, where appropriate, to further processing, e.g. bars, bent bars, stirrups, products straightened from coils, products cut from bars, welded structures and any other components fabricated for use in the reinforcement of concrete.
This document does not apply to hot dip galvanized reinforcement for prestressing or components of these reinforcements.

This European Standard is intended to define the test methods used for the determination of the following geometrical characteristics of electrical steel sheet and strip:
—   edge wave (wave factor);
—   residual curvature;
—   edge camber;
—   deviation from the shearing line due to internal stresses;
—   burr height of cut edges.
This European Standard applies to electrical steel sheet and strip intended for the construction of magnetic circuits and corresponding to Clauses B2, C21 and C22 of IEC 60404-1:2000.

This document applies to patented cold drawn unalloyed steel wire of circular cross-section for the manufacture of mechanical springs for static duty and dynamic duty applications.
General technical delivery requirements can be found in EN 10021.

This document describes the mechanical testing methods, relevant for self-bonding coating assemblies with non-oriented electrical steels. In particular, it describes the mechanical testing methods, sample preparation, calibration methods, necessary to obtain reliable results that can be considered a reference for quality evaluation.
This document applies only to self-bonding coatings of non-oriented electrical steels.

This document specifies a method for the calibration of reference blocks to be used for the indirect and daily verification of Rockwell hardness testing machines and indenters, as specified in ISO 6508-2. This document also specifies requirements for Rockwell machines and indenters used for calibrating reference blocks and specifies methods for their calibration and verification.
Attention is drawn to the fact that the use of hard metal for ball indenters is considered to be the standard type of Rockwell indenter ball.

This document specifies the method for Rockwell regular and Rockwell superficial hardness tests for scales A, B, C, D, E, F, G, H, K, 15N, 30N, 45N, 15T, 30T, and 45T for metallic materials and is applicable to stationary and portable hardness testing machines.
For specific materials and/or products, other specific International Standards apply (e.g. ISO 3738-1 and ISO 4498).

This document specifies two separate methods of verification of testing machines (direct and indirect) for determining Rockwell hardness in accordance with ISO 6508-1, together with a method for verifying Rockwell hardness indenters.
The direct verification method is used to determine whether the main parameters associated with the machine function, such as applied force, depth measurement, and testing cycle timing, fall within specified tolerances. The indirect verification method uses a number of calibrated reference hardness blocks to determine how well the machine can measure a material of known hardness.
This document is applicable to stationary and portable hardness testing machines.
Attention is drawn to the fact that the use of tungsten carbide composite for ball indenters is considered to be the standard type of Rockwell indenter ball.

This document specifies round and shaped non alloyed steel wire for use in the manufacture of ropes for mine hoisting, man-riding haulage, cableways for the transportation of passengers and other high duty applications. Heavy duty refers to situations where the stresses applied to the rope are either high or vary by a large amount during service.
This document refers to round wires and three types of shaped wire: full lock (Z), half lock (H) and trapezoidal (T).
It does not apply to steel wire taken from manufactured ropes.
This document specifies the following for cold drawn non alloyed steel wire for ropes for high duty applications:
-   dimensional tolerances;
-   mechanical characteristics;
-   requirements relating to the chemical composition of the steel wire;
-   conditions to be satisfied by any coating.

This document specifies the technical delivery conditions for welded cold sized steel tubes of circular cross section with specified outside diameter D ≤ 193,7 mm and of square and of rectangular cross section for precision applications.
This document can also be applied to welded cold sized tube with other cross section shapes.
Tubes according to this document are characterized by having precisely defined tolerances on dimensions and a specified maximum surface roughness. Typical fields of application are in the automotive, furniture and general engineering industries.

This document provides requirements for the statistical distribution of material properties and dimensional parameters of structural steel products, allowing the proof of consistency of the safety approach of the properties of the product standards compared to those of the design standards for the design of steel buildings. It also describes the evaluation procedures for the verification of the compliance of structural steels with these requirements.
This document applies for the following structural steel products intended for buildings: hot rolled and welded I- and H-sections, hot rolled plates rolled on a reversing mill, sheets/plates cut from hot-rolled wide strip and hot finished and cold formed welded structural hollow sections.
It is intended to be used as a background document to support the assessment of the partial factors for steel constructions (as detailed in EN 1993-1-1).
This document can be used for neither product ordering nor certification.
NOTE   The background of statistical requirements on mechanical properties and geometrical parameters is detailed in EN 1993-1-1:2022, Annex E.

This document applies to bright steel products in the drawn, turned or ground condition delivered in straight lengths. This document is mainly applied to stainless steels of EN 10088-3 and other product standards, e.g. tool steels, roller bearing steels.
This document can also be used for cold heading steels in the form of bars and wire; in case of wire, the thickness and tolerances apply but not the length and the straightness.
The non-alloy and alloy steels of EN 10277 are no longer included.
This document does not cover cold rolled products and cut lengths produced from strip or sheet by cutting.

This document specifies the Vickers hardness test method for the three different ranges of test force for metallic materials, including hard metals and other cemented carbides (see Table 1), metallic coatings and other inorganic coatings.
The Vickers hardness test is specified in this document for lengths of indentation diagonals between 0,020 mm and 1,400 mm. Using this method to determine Vickers hardness from smaller indentations is outside the scope of this document as results would suffer from large uncertainties due to the limitations of optical measurement and imperfections in tip geometry.
The Vickers hardness specified in this document is also applicable for metallic and other inorganic coatings including electrodeposited coatings, autocatalytic coatings, sprayed coatings and anodic coatings on aluminium.
This document is applicable to measurements normal to the coated surface and to measurements on cross-sections, provided that the characteristics of the coating (smoothness, thickness, etc.) permit accurate readings of the diagonal of the indentation.
This document is not applicable for coatings with thickness less than 0,030 mm when testing normal to the coating surface. This standard is not applicable for coatings with thickness less than 0,100 mm when testing a cross-section of the coating. ISO 14577-1 can be used for the determination of hardness from smaller indentations.”
A periodic verification method is specified for routine checking of the testing machine in service by the user.
For specific materials and/or products, relevant International Standards exist.

This document specifies the Knoop hardness test method for metallic materials for test forces from 0,009 807 N to 19,613 N.
This document specifies Knoop hardness tests for length of the long diagonal ≥0,020 mm. Using this method to determine the Knoop hardness from smaller indentations is outside the scope of this document as results would suffer from large uncertainties due to the limitations of optical measurement and imperfections in tip geometry.
The Knoop hardness test specified in this document is also applicable for metallic and other inorganic coatings including electrodeposited coatings, autocatalytic coatings, sprayed coatings and anodic coatings on aluminium. This document is applicable to measurements normal to the coated surface and to measurements on cross-sections, provided that the characteristics of the coating (smoothness, thickness, etc.) permit accurate readings of the diagonal of the indentation. This document is not applicable for coatings with thickness less than 0,007 mm when testing normal to the coating surface. This document is not applicable for coatings with thickness less than 0,020 mm when testing a cross-section of the coating. ISO 14577-1 can be used for the determination of hardness from smaller indentations.
A periodic verification method is specified for routine checking of the testing machine in service by the user.

This document defines the decarburization and specifies three methods of measuring the depth of decarburization of steel products.

This document specifies an order for listing elements within the chemical composition of steels and most other iron-based alloys, excluding foundry irons.
NOTE     This document has been developed and is used by ISO/TC 17/SC 4, but can also be used by other ISO/TC 17 subcommittees.

This document specifies the technical delivery requirements for five groups of wrought ball and roller bearing steels as listed in Table 3, namely
—     through-hardening bearing steels (steels with about 1 % C and 1 % to 2 % Cr),
—     case-hardening bearing steels,
—     induction-hardening bearing steels (unalloyed and alloyed),
—     stainless bearing steels, and
—     high-temperature bearing steels.
This document is applicable to the products and heat-treatment conditions given in Table 1 and the surface conditions given in Table 2.

This document specifies the methods for:
a)    uninterrupted creep tests with continuous monitoring of extension;
b)    interrupted creep tests with periodic measurement of elongation;
c)    stress rupture tests where normally only the time to fracture is measured;
d)    a test to verify that a predetermined time can be exceeded under a given force, with the elongation or extension not necessarily being reported.
NOTE       A creep test can be continued until fracture has occurred or it can be stopped before fracture.