This document specifies requirements for carbon and low alloy cast steel grades for general applications. NOTE 1  Annex A provides guidance on welding. NOTE 2  Annex B gives information on ISO grade designation and available UNS numbers which are similar to the ISO grade designation.

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This document specifies the acceptance criteria for the surface examination of steel, nickel alloy and cobalt alloy investment castings by visual testing.

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This document specifies the requirements for the ultrasonic testing of steel castings (with ferritic structure) for general purposes, and the methods for determining internal discontinuities by the pulse-echo technique. This document applies to the ultrasonic testing of steel castings which have usually received a grain-refining heat treatment and which have wall thicknesses up to and including 600 mm. For greater wall thicknesses, special agreements apply with respect to the test procedure and the acceptance levels. This document does not apply to austenitic steels and to joint welds.

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This document specifies the requirements for the ultrasonic testing of steel castings (with ferritic structure) for highly stressed components, and the methods for determining internal discontinuities by the pulse-echo technique. Purchasers determine if components are highly stressed based on the need for performance or safety. This document applies to the ultrasonic testing of steel castings which have usually received a grain-refining heat treatment and which have wall thicknesses up to and including 600 mm. For greater wall thicknesses, special agreements apply with respect to the test procedure and the acceptance levels. This document does not apply to austenitic steels and to joint welds.

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This document specifies a method for the magnetic particle testing of ferro-magnetic steel and iron castings. It also gives acceptance criteria through severity levels defined by the nature, the area and the dimensions of the discontinuities present. This document is applicable to all ferro-magnetic castings, independent of the moulding method. A steel and iron casting is considered to be ferro-magnetic if the magnetic induction is greater than 1 T (Tesla) for a magnetic field strength of 2,4 kA/m. This document only applies to those areas of the castings specified for testing, as well as the percentage of castings to be tested.

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This document specifies a method for the liquid penetrant testing of steel castings.

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1.1 This document covers the acceptance criteria for the visual testing of the surface of steel and iron castings. 1.2 Acceptance levels utilize Bureau de Normalisation des Industries de la Fonderie (BNIF) and Steel Castings Research and Trade Association (SCRATA) or Casting Technology International (CTI) reference comparators for the visual determination of surface roughness and surface discontinuities described as follows: — surface roughness; — thermal dressing; — mechanical dressing; — non-metallic inclusions; — gas porosity; — fusion discontinuities; — expansion discontinuities; — metal inserts.

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This document specifies the requirements for the radiographic inspection of castings for aerospace applications.
It shall be applied when referred to in the EN technical specification or material standard unless otherwise specified on the drawing, order or inspection schedule.

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This document specifies tool steel compositions for castings. NOTE Annex A gives information on ISO grade designation and available UNS numbers which are similar to the ISO grade designation.

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ISO 13520:2015 specifies procedures which are covered for estimating ferrite content in certain grades of austenitic iron-chromium-nickel alloy castings that have compositions balanced to create the formation of ferrite as a second phase in amounts controlled within specified limits. Methods are described for estimating ferrite content by chemical, magnetic and metallographic means.

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This document applies to corrosion resistant steel castings for general purposes.
This document relates to castings manufactured from martensitic, austenitic, fully austenitic and
austenitic-ferritic steel grades characterized by their chemical composition (see Table 1) and mechanical properties (see Table 2).
ln cases where castings are joined by welding by the founder, this document applies.
ln cases where castings are welded
-   to wrought products (plates, tubes, forgings),
-   or by non-founders,
this document does not apply.

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This European Standard defines grades and the corresponding requirements for malleable cast irons.
This European standard specifies five grades of whiteheart malleable cast iron and nine grades of blackheart malleable cast iron, based on mechanical properties measured on cast samples (which are test pieces).
This European Standard specifies Brinell hardness values determined only when these values are requested by the purchaser.
This European Standard does not cover technical delivery conditions for malleable cast iron castings. Reference should be made to EN 1559-1 [3] and EN 1559-3 [4].
This European Standard does not cover chemical composition, except phosphorous (see Clause 6).

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This document applies to corrosion resistant steel castings for general purposes.
This document relates to castings manufactured from martensitic, austenitic, fully austenitic and
austenitic-ferritic steel grades characterized by their chemical composition (see Table 1) and mechanical properties (see Table 2).
ln cases where castings are joined by welding by the founder, this document applies.
ln cases where castings are welded:
- to wrought products (plates, tubes, forgings);
- or by non-founders,
this document does not apply.

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ISO 13520:2015 specifies procedures which are covered for estimating ferrite content in certain grades of austenitic iron-chromium-nickel alloy castings that have compositions balanced to create the formation of ferrite as a second phase in amounts controlled within specified limits. Methods are described for estimating ferrite content by chemical, magnetic and metallographic means.

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This document specifies the requirements for fusion welding of unalloyed and low-alloy cast iron castings produced
in accordance with:
-   EN 1561, Founding — Grey cast irons;
-   EN 1562, Founding — Malleable cast irons;
-   EN 1563, Founding — Spheroidal graphite cast irons.
This document does not apply to the joint welding of cast iron castings to other materials.

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This International Standard specifies how a welding procedure specification (WPS) for production
welding of steel castings is qualified.
It 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.
Tests are intended to be carried out in accordance with this International Standard unless additional
tests are specified by the purchaser or by agreement between the contracting parties.
This International Standard applies to the arc welding of steel castings. The principles of this
International Standard can be applied to other fusion welding processes subject to agreement between
the contracting parties.
In the case of specific service, material or manufacturing conditions, tests more comprehensive than
those specified by this International Standard can be specified by the purchaser, in order to gain more
information, e.g. longitudinal weld tensile tests, bend tests, chemical analyses, ferrite determination in
austenitic stainless steels, elongation, Charpy “V” impact tests, and radiography

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This European Standard applies to steel castings for pressure containing parts. It includes materials
which are used for the manufacture of components, for pressure equipment.
This European Standard relates to castings characterised by their chemical composition (see Table 2)
and mechanical properties (see Tables 3 to 6).
In cases where castings are joined by welding by the founder, this European Standard applies.
In cases where castings are welded:
— to wrought products (plates, tubes, forgings), or
— by non founders,
this European Standard does not apply.
NOTE For this harmonised supporting standard for materials, presumption of conformity to the Essential
Requirements of the Directive is limited to technical data of the material in the standard and does not presume
adequacy of the material to specific equipment. Consequently the technical data stated in the material standard
should be assessed against the design requirements of the specific equipment to verify that the Essential
Requirements of the Pressure Equipment Directive (PED) are satisfied.

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This European Standard describes techniques and acceptance criteria to be used for the magnetic particle testing of forgings manufactured from ferromagnetic materials. The method described is used for the detection of surface discontinuities. It can also detect discontinuities just below the surface but the sensitivity to such discontinuities decreases rapidly with depth.
NOTE   A steel forging is considered to be ferromagnetic if the magnetic flux density is greater than 1 T for a tangential magnetic field strength of 2,4 kA/m.

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ISO 11970:2016 specifies how a welding procedure specification (WPS) for production welding of steel castings is qualified.
It 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.
Tests are intended to be carried out in accordance with this International Standard unless additional tests are specified by the purchaser or by agreement between the contracting parties.
ISO 11970:2016 applies to the arc welding of steel castings. The principles of this International Standard can be applied to other fusion welding processes subject to agreement between the contracting parties.
In the case of specific service, material or manufacturing conditions, tests more comprehensive than those specified by this International Standard can be specified by the purchaser, in order to gain more information, e.g. longitudinal weld tensile tests, bend tests, chemical analyses, ferrite determination in austenitic stainless steels, elongation, Charpy "V" impact tests, and radiography.

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ISO 11970:2016 specifies how a welding procedure specification (WPS) for production welding of steel castings is qualified. It 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. Tests are intended to be carried out in accordance with this International Standard unless additional tests are specified by the purchaser or by agreement between the contracting parties. ISO 11970:2016 applies to the arc welding of steel castings. The principles of this International Standard can be applied to other fusion welding processes subject to agreement between the contracting parties. In the case of specific service, material or manufacturing conditions, tests more comprehensive than those specified by this International Standard can be specified by the purchaser, in order to gain more information, e.g. longitudinal weld tensile tests, bend tests, chemical analyses, ferrite determination in austenitic stainless steels, elongation, Charpy "V" impact tests, and radiography.

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This International Standard specifies requirements for classification of covered electrodes for manual
metal arc welding, wire electrodes for metal arc welding, tubular cored electrodes for metal arc welding
with and without a gas shield, rods for TIG-welding, and rods for oxy-fuel gas welding of unalloyed cast
irons. Classification is based on the chemical composition of wires and rods and on the all-weld metal
deposit for tubular cored and covered electrodes.

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ISO 4991:2015 covers steel castings for pressure containing parts. It includes materials which are used for the manufacture of components subject to pressure vessel codes and components not subject to codes. This International Standard relates to castings manufactured from unalloyed and alloyed steel grades (characterized by their chemical composition, Table 1, and mechanical properties, Tables 2, 3, 4 and 5). NOTE Annex D gives information on ISO grade designation and available UNS numbers which are similar to the ISO grade designation.

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  • Standard
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This European Standard specifies requirements for the design, material, manufacturing and testing of pressure vessels and pressure vessel parts made from materials for which details are specified from the following material standards for specific grades which meet the criterion of an elongation after fracture less than or equal to 15 %:
-   EN 1561, Founding - Grey cast irons;
-   EN 1563, Founding - Spheroidal graphite cast irons;
-   EN 13835, Founding - Austenitic cast irons.
The allowed content of the vessel or pressure part is a fluid of group 2 only, according to the Directive 97/23/EC.

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ISO 13521:2015 specifies austenitic manganese cast steels for wear-resistant service. The grades covered by this International Standard will experience maximum service life in applications where the surface of the casting is subject to impact.

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ISO 13520:2015 specifies procedures which are covered for estimating ferrite content in certain grades of austenitic iron-chromium-nickel alloy castings that have compositions balanced to create the formation of ferrite as a second phase in amounts controlled within specified limits. Methods are described for estimating ferrite content by chemical, magnetic and metallographic means.

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ISO 16468:2015 specifies technical requirements for castings (steel, nickel alloys, and cobalt alloys) produced by the investment-casting process. The International Standards specifying metallurgical material requirements for steel, nickel alloy, and cobalt alloy casting grades are listed in the Bibliography. The requirements stated in ISO 16468:2015 form an integral part of the material specification. In cases of conflict, the requirements of this specification take precedence over the individual material specification requirements.

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ISO 9477:2015 specifies requirements for four grades of heat treated cast carbon and alloy steels for general engineering and structural purposes. In cases where castings are produced by welding component parts together, this International Standard does not cover the welding process or the properties of the weldment. The four steel grades are intended for service at ambient temperature. However, properties at other temperatures can be agreed on through the use of supplementary requirements in ISO 4990.

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ISO 13583-1:2015 specifies the requirements for horizontal and vertical centrifugally cast steel and alloy products to be used in the following applications: a) heat resisting; b) corrosion resisting; c) general engineering.

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ISO 11973:2015 specifies chemical composition and mechanical properties of cast steels and alloys for heat-resistant service.

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ISO 11972:2015 specifies cast steels for general corrosion-resistant applications. The grades covered by this International Standard represent types of alloy steel castings suitable for broad ranges of application which are intended for a wide variety of corrosion applications. NOTE Annex A gives information on ISO grade designation and available UNS numbers which are similar to the ISO grade designation.

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ISO 4990:2015 specifies the general technical delivery requirements for the supply of steel, nickel, and cobalt alloy castings, including the requirements for the selection and preparation of samples and test pieces. When a material or product standard differ from this delivery specification, the material or product standard shall apply. In the case of investment castings, ISO 16468 will apply. This International Standard also specifies a group of supplementary requirements which may be applied to steel, nickel, and cobalt alloy castings. These requirements are provided for use when additional testing or inspection is desired and apply only when individually specified by the purchaser.

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ISO 19960:2015 specifies cast steel and alloy grades with special physical properties. The cast steel and alloy grades covered by this International Standard are used in applications which require low linear thermal expansion, or low ferromagnetic responses, or low galling properties. NOTE Annex A gives information on ISO grade designation and available UNS numbers which are similar to the ISO grade designations.

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ISO 4993:2015 specifies the general requirements for the radiography of steel and iron castings by means of X-rays or gamma-rays, in accordance with procedures given in ISO 5579 and ISO 19232.

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ISO 13583-2:2015 specifies cast steel and nickel alloy grades for elevated temperature service products manufactured by centrifugal casting.

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This European Standard specifies a liquid penetrant testing method for castings produced by investment casting for general purposes.
NOTE   Investment casting is sometimes referred to as lost-wax casting.
This European Standard applies to all cast metals, except copper-tin and/or copper-tin-lead alloy castings, where copper is the major constituent.

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This document applies to steel castings:   for general engineering uses. Its uses include machinery (mechanical, electrical...), automotive industries, railroad, armament, agricultural equipment, mining. In cases where castings are joined by welding by the founder, this document applies. In cases where castings are welded:   to wrought products (plates, tubes, forgings...), or   by non founders this document does not apply.

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This European Standard specifies a liquid penetrant testing method for castings produced by investment casting for general purposes.
NOTE   Investment casting is sometimes referred to as lost-wax casting.
This European Standard applies to all cast metals, except copper-tin and/or copper-tin-lead alloy castings, where copper is the major constituent (see EN 1982 [3]).

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This European Standard applies to steel castings:
-   for general engineering uses. Its uses include machinery (mechanical, electrical...), automotive industries, railroad, armament, agricultural equipment, mining, etc.
In cases where castings are joined by welding by the founder, this document applies.
In cases where castings are welded:
-   to wrought products (plates, tubes, forgings...), or
-   by non-founders,
this document does not apply.

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This part of EN 1559 specifies the additional technical delivery conditions for steel castings unless other conditions have been agreed at the time of enquiry and order.
This part of EN 1559 is also applicable to nickel and cobalt alloy castings.

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This part of EN 1559 specifies the additional technical delivery conditions for steel castings unless other conditions have been agreed at the time of enquiry and order.
This European Standard is also applicable to nickel and cobalt alloy castings.

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EN 16482 defines the grades of grey cast iron and spheroidal graphite cast iron bars, which have been produced by the continuous casting process. This European Standard specifies the characterizing properties of grey cast iron bars by either: a) the tensile strength measured on machined test pieces prepared from samples cut from the bars, or b) the hardness measured on the bars. If agreed by the manufacturer and the purchaser, the combination of both tensile strength from option a) and hardness from option b) may be specified. This European Standard specifies the characterizing properties of spheroidal graphite cast iron bars by the tensile strength measured on machined test pieces prepared from samples cut from the bars. This European Standard specifies 4 grades of grey cast iron and 14 grades of spheroidal graphite cast iron by a classification based on tensile strength and 4 grades of grey cast iron by a classification based on Brinell hardness. This European Standard specifies also the straightness of the bars. This European Standard does not cover technical delivery conditions for iron castings (see EN 1559-1 and EN 1559-3).

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This European Standard defines the grades and the corresponding requirements for low alloyed ferritic spheroidal graphite cast irons for elevated temperature applications.
These requirements are specified in terms of:
- chemical composition: as given for each of the grades;
- graphite form and metal structure: spheroidal graphite in a predominantly ferritic matrix;
- mechanical properties measured on machined test pieces prepared from cast samples.
This standard does not cover technical delivery conditions for iron castings (see EN 1559-1 and EN 1559-3).

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This European Standard defines the grades and the corresponding requirements for compacted (vermicular) graphite cast irons.
This European Standard specifies 5 grades of compacted (vermicular) graphite cast iron by a classification based on mechanical properties measured on machined test pieces prepared from cast samples.

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This European Standard applies to the liquid penetrant testing of all castings (except copper-tin and/or copper-tin-lead alloy castings, where copper is the major constituent) produced in conventional sand moulds, by gravity and low-pressure die casting whatever their grade and the casting procedure used to produce them. It does not apply to investment and pressure die castings.

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This part of this standard specifies the requirements for the ultrasonic testing of steel castings for turbine components (with limited content of austenite) and the methods for determining internal discontinuities by the pulse echo technique. This part of this standard applies to the ultrasonic testing of steel castings which have usually received a grain refining treatment, and with wall thicknesses up to and including 600 mm.

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This European Standard specifies a liquid penetrant testing method for castings produced in conventional sand moulds, by gravity and low-pressure die casting, except for investment castings and high-pressure die castings.
This European Standard applies to all cast metals, except copper-tin and/or copper-tin-lead alloy castings, where copper is the major constituent.

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This European Standard defines the grades and the corresponding properties of austempered ductile cast iron. This European standard specifies a classificationbased on mechanical properties measured on machined test pieces prepared form : - separately cast samples; - samples cut from casting; - cast-on samples.

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This European Standard defines the grades and the corresponding requirements for ausferritic spheroidal graphite cast irons.
This European Standard specifies five grades of ausferritic spheroidal graphite cast iron by a classification based on mechanical properties measured on machined test pieces prepared from cast samples.
This European Standard also specifies two grades by a classification as a function of hardness.
This European Standard does not cover technical delivery conditions for iron castings, see EN 1559-1 [4] and EN 1559-3 [5].
NOTE   Grades given in Annex A are not intended for pressure equipment applications.

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This European Standard applies to castings made from all cast iron materials produced in sand or permanent moulds or by centrifugal casting, continuous casting or investment casting. It specifies the additional technical conditions for castings made from all cast iron materials. The document does not apply to iron products which are the subject of separate European product standards e.g. iron pipes, fittings and accessories for water pipelines which are subject of EN 545 and EN 598, EN 877 and EN 969.

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The European Standard specifies the properties of unalloyed and low-alloyed grey cast iron used for castings, which have been manufactured in sand moulds or in moulds with comparable thermal behavior. The document does not apply to grey cast iron used for pipes and fittings according to EN 877.

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