This European Standard is applicable to the selection of bolting for equipment subject to the Pressure Equipment Directive 2014/68/EU.
It specifies standards and additional requirements for dimensions, materials and technical conditions of delivery for bolting.
The bolting selection covered by this European Standard is regarded to be used for combination with flanges according to the series EN 1092 (PN designated flanges) and the series EN 1759 (Class designated flanges).
The selection is bas...
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    • Standard
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This document specifies uniform methods for the testing and performance evaluation of metallic tube connections, stud ends for ports and flange connections for use in hydraulic fluid power applications. This document does not apply to the testing of hydraulic quick-action couplings, which is covered by ISO 18869. Tests outlined in this document are independent of each other and document the method to follow for each test. See the appropriate component International Standard for indications of wh...view more

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    • Standard
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    • Standard
      20 pages
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    • Draft
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This document specifies the quality assurance procedures that are applicable to ensure that delivered gaskets comply with the relevant product standards. This document sets down procedures by which a user can have confidence that the salient features of each batch of gaskets or gasket materials delivered to him will be constant.
The gasket types covered by this document are those that are within the scope of the series of standards
EN 1514 and EN 12560 and are simultaneously within the scope o...
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This European Standard specifies the gasket parameters required by EN 1591 1 and provides the test procedures for establishing the values of these parameters.
Gaskets which are wholly based upon elastomers, or based upon elastomers with only the inclusion of particulate fillers or particulate reinforcement, as opposed to gaskets combining elastomers, fillers and fibrous reinforcement, are beyond the scope of this document.
NOTE   The testing procedures given might be applicable to gaskets of oth...
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This part of EN 1514 specifies the dimensions and marking of spiral wound gaskets for use in conjunction with flat face and raised face flanges complying with the requirements of EN 1092-1 for PN 10, PN 16, PN 25, PN 40, PN 63, PN 100 and PN 160 and up to and including DN 1 000.
NOTE 1   Dimensions of other types of gaskets for use with flanges to EN 1092-1, EN 1092-2, EN 1092-3 and EN 1092 4 are given in EN 1514-1, EN 1514-3, EN 1514-4, EN 1514-6, EN 1514-7 and EN 1514-8.
NOTE 2   Annex A lists i...
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This document specifies detailed manufacturing requirements for circular steel and nickel alloy
compact flanged connections and associated seal rings, for designated pressures and temperatures
in class designations CL 150 (PN 20) to CL 1500 (PN 260) for nominal sizes from DN 15 (NPS ½) to
DN 1200 (NPS 48), and for CL 2500 (PN 420) for nominal sizes from DN 15 (NPS ½) to DN 600 (NPS 24).
NOTE NPS is expressed in accordance with ASME B36.10M and ASME B36.19M.
This document is applicable to we...
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This document specifies detailed manufacturing requirements for circular steel and nickel alloy compact flanged connections and associated seal rings, for designated pressures and temperatures in class designations CL 150 (PN 20) to CL 1500 (PN 260) for nominal sizes from DN 15 (NPS ˝) to DN 1200 (NPS 48), and for CL 2500 (PN 420) for nominal sizes from DN 15 (NPS ˝) to DN 600 (NPS 24). NOTE NPS is expressed in accordance with ASME B36.10M and ASME B36.19M. This document is applicable to welding...view more

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    • Standard
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    • Draft
      107 pages
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    • Standard
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    • Standard
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    • Standard
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    • Standard
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This document details generic gasket parameters for use in EN 1591-
1 during preliminary calculations during which the type of gasket to be
used in an application is to be decided. Once the gasket type has
been decided the parameters for gaskets of that type from the
different potential commercial suppliers should be used in further
calculations as within a gasket type there will be differences
depending upon the supplier.

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    • Technical report
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This document details generic gasket parameters for use in EN 1591-1 during preliminary calculations during which the type of gasket to be used in an application is to be decided. Once the gasket type has been decided the parameters for gaskets of that type from the different potential commercial suppliers should be used in further calculations as within a gasket type there will be differences depending upon the supplier.
WARNING - For the final calculations using the method given in EN 1591-1 ...
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This European Standard specifies requirements and test methods for joints between adjacent factory made pipe, and/or fitting and/or valve assemblies for buried hot water networks in accordance with EN 13941-1.

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This document specifies requirements and test methods for joints between adjacent factory made pipe, and/or fitting and/or valve assemblies for buried hot water networks in accordance with EN 13941-1.

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This document specifies the mating dimensions for thermoplastic flange adapters and corresponding loose backing flanges intended to be used in thermoplastic piping systems for the conveyance of fluids under pressure. It applies to flange adapters and loose backing flanges for use with pipes with nominal outside diameters (dn) from 16 mm to 2 500 mm and nominal pressures up to 25 bar[1] (PN 25). This document specifies the dimensions of the flange adapters intended to be used for: — butt fusion p...view more

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This document specifies a method for the preparation of test pieces assembled from polyethylene (PE) pipes or spigot-ended fittings and electrofusion fittings (e.g. socket fittings such as couplers, or saddles). The assembly criteria specified include parameters such as ambient temperature, fusion conditions, fitting and pipe dimensions, pipe configuration (coiled or straight pipe), taking into account the limiting service conditions specified by the relevant product standards. This document can...view more

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    • Standard
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    • Standard
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ISO 19892:2011 specifies a method for testing the resistance of joints to pressure cycling. It is applicable to piping systems based on thermoplastics pipes intended to be used in hot and cold water applications.

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ISO 19892:2011 specifies a method for testing the resistance of joints to pressure cycling. It is applicable to piping systems based on thermoplastics pipes intended to be used in hot and cold water applications.

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This draft European Standard for a single series of flanges specifies requirements for circular steel flanges in PN designations PN 2,5 to PN 400 and nominal sizes from DN 10 to DN 4000.
This draft European Standard specifies the flange types and their facings, dimensions, tolerances, threading, bolt sizes, flange jointing face surface finish, marking, materials, pressure/ temperature ratings and approximate flange masses.
For the purpose of this draft European Standard, "flanges" include also...
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This European Standard for a single series of flanges specifies requirements for circular steel flanges in PN designations PN 2,5 to PN 400 and nominal sizes from DN 10 to DN 4000.
This European Standard specifies the flange types and their facings, dimensions, tolerances, threading, bolt sizes, flange jointing face surface finish, marking, materials, pressure/ temperature ratings and approximate flange masses.
For the purpose of this European Standard, "flanges" include also lapped ends and c...
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This standard specifies the characteristics of gasket seal with nickel alloy C seal on heat resisting steel, 3 holes, for pipe couplings for inch series aerospace applications.
Nominal pressure: up to 21 000 kPa; depends on the associated tube material and tube wall thickness in the assembly (see EN 4814).
Temperature range: - 55 °C to 600 °C.
NOTE   Assembly in accordance with TR 4815.
This part should not be reused after disassembling.

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This European Standard specifies the characteristics of swivel flanges, 4 holes, for pipe couplings in nickel
alloy for inch series aerospace applications.
Nominal pressure: up to 21 000 kPa; depends on the associated seal, tube material, tube diameter and tube
wall thickness in the assembly (see EN 4814).
NOTE Assembly in accordance with TR 4815.

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This standard specifies the required characteristics, inspection and test methods, quality assurance and
procurement requirements for inch series, gasket seal with C seal in nickel alloy, for temperature ranges
from type II to type V according to ISO 6771 and nominal pressure up to 10 500 kPa (class B according to
ISO 6771).
In addition to the requirements of this technical specification, the coupling assemblies shall be qualified in
accordance with equipment or component specification requ...
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This European Standard specifies the characteristics of gasket seal with fluorocarbon seal on aluminium
plate, 3 holes, for pipe couplings for inch series aerospace applications.
Nominal pressure: up to 21 000 kPa; depends on the associated tube material and tube wall thickness in the
assembly (see EN 4814).
Temperature range: −20 °C to 200 °C.
NOTE Assembly in accordance with TR 4815.
This part should not be reused after disassembling.

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This European Standard specifies the characteristics of straight welded coupling in nickel alloy for swivel
flange couplings for inch series aerospace applications.
Nominal pressure: The parts shall withstand nominal pressures given in Table 1. The nominal pressure of
the assembly depends on associated seal, tube material characteristics, tube diameter and tube wall
thickness (see EN 4814).
NOTE Assembly in accordance with TR 4815.

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This standard specifies the characteristics of gasket seal with nickel alloy C seal on heat resisting steel,
4 holes, for pipe couplings for inch series aerospace applications.
Nominal pressure: up to 21 000 kPa; depends on the associated tube material and tube wall thickness in the
assembly (see EN 4814).
Temperature range: −55 °C to 600 °C.
NOTE Assembly in accordance with TR 4815.
This part should not be reused after disassembling.

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This standard specifies the characteristics of gasket seal with fluorocarbon seal on aluminium plate, 4 holes,
for pipe couplings for inch series aerospace applications.
Nominal pressure: up to 21 000 kPa; depends on the associated tube material and tube wall thickness in the
assembly (see EN 4814).
Temperature range: −20 °C to 200 °C.
NOTE Assembly in accordance with TR 4815.
This part should not be reused after disassembling.

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This European Standard specifies the characteristics of straight welded couplings in heat resisting steel for
swivel flange couplings for inch series aerospace applications.
Nominal pressure: The parts shall withstand nominal pressures given in Table 1. The nominal pressure of
the assembly depends on associated seal, tube material characteristics, tube diameter and tube wall
thickness (see EN 4814).
NOTE Assembly in accordance with TR 4815.

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This standard specifies the characteristics of straight welded coupling in heat resisting steel for swivel flange
couplings for inch series aerospace applications.
Nominal pressure: The parts shall withstand nominal pressures given in Table 1. The nominal pressure of
the assembly depends on associated seal, tube material characteristics, tube diameter and tube wall
thickness (see EN 4814).
NOTE Assembly in accordance with TR 4815.

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This standard specifies the characteristics of straight welded coupling in nickel alloy for swivel flange
couplings for inch series aerospace applications.
Nominal pressure: The parts shall withstand nominal pressures given in Table 1. The nominal pressure of
the assembly depends on associated seal, tube material characteristics, tube diameter and tube wall
thickness (see EN 4814).
NOTE Assembly in accordance with TR 4815.

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This standard specifies the characteristics of cap, in heat resisting steel for swivel flange couplings for inch
series aerospace applications.
Nominal pressure: The parts shall withstand nominal pressures given in Table 1. The nominal pressure of
the assembly depends on associated seal, tube material characteristics, tube diameter and tube wall
thickness (see EN 4814).
NOTE Assembly in accordance with TR 4815.

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This standard specifies the required characteristics, inspection and test methods, quality assurance and
procurement requirements for inch series, pipe couplings, swivel flanges, for temperature ranges from type
II to type V according to ISO 6771 and nominal pressure up to 21 000 kPa (class D according to ISO 6771).
In addition to the requirements of this technical specification, the coupling assemblies shall be qualified in
accordance with equipment or component specification requirements.

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    • Standard
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This European Standard specifies the characteristics of swivel flanges, 3 holes, for flange couplings in heat resisting steel for inch series aerospace applications.
Nominal pressure: Up to 21 000 kPa; depends on associated seal, tube material, tube diameter and tube wall thickness in the assembly (see EN 4814).
NOTE   Assembly in accordance with TR 4815.

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    • Standard
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This European Standard specifies the characteristics of swivel flanges, 3 holes, for flange couplings in nickel alloy for inch series aerospace applications.
Nominal pressure: Up to 21 000 kPa; depends on the associated seal, tube material, tube diameter and tube wall thickness in the assembly (see EN 4814).
NOTE   Assembly in accordance with TR 4815.

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    • Standard
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This European Standard specifies the characteristics of swivel flanges, 4 holes, for pipe couplings in heat resisting steel for inch series aerospace applications.
Nominal pressure: Up to 21 000 kPa; depends on the associated seal, tube material, tube diameter and tube wall thickness in the assembly (see EN 4814).
NOTE   Assembly in accordance with TR 4815.

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This European Standard specifies the dimensions of socket welding ends of steel valves designed to be socket welded to standardised pipes in the size range DN 6 to DN 65.

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This European Standard specifies dimensions, types of connections, quality of materials, marking requirements and testing requirements for hose fittings with symmetrical half couplings (Guillemin system), with mobile locking ring, for hose assemblies with a maximum working pressure of up to 10 bar ) with hose tails according to EN 14420 2 and clamp units according to EN 14420 3. Couplings in accordance with this document serve as link between hoses and connections to transport liquids, solids (e...view more

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ISO 8639:2016 specifies test methods for flexible non-thrust resistant socket-and-spigot joints with elastomeric sealing elements for buried and above ground glass-reinforced thermosetting plastics (GRP) pipeline applications. It covers methods of test for the leaktightness and resistance to damage of the joint only, when subject to specified combinations of longitudinal extension (draw), angular movement (angular deflection), compression (deformation) perpendicular to the pipe axis and internal...view more

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    • Standard
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    • Standard
      9 pages
      English language

This part of ISO 28721 specifies the quality requirements for glass-lined flanged steel pipes and flanged
steel fittings used for process plants.

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ISO 28721-4:2015 specifies the quality requirements for glass-lined flanged steel pipes and flanged steel fittings used for process plants.

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This International Standard specifies the method of test for checking the leak tightness of assembled
joints between mechanical fittings and plastic pressure pipes. The test applies regardless of the design
and material of the fitting used for jointing plastic pipe.
This test method is not applicable to fusion-welded joints.

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    • Standard
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This International Standard specifies a method for testing the leak tightness under negative pressure,
angular deflection, and deformation of assembled joints between elastomeric-sealing-ring-type sockets
made of plastic or metal and plastic pressure pipes.

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    • Standard
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This International Standard specifies a method for checking the leaktightness under internal pressure
of assembled joints between mechanical fittings and plastic pressure pipes when subjected to bending.
It defines the calculation method for the average bending radius and how to perform this bending.
Checking of the leaktightness under internal pressure is carried out in accordance with the method
given in ISO 3458.
This test method is not applicable to fusion-welded joints.

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This International Standard specifies the method of testing for checking the leaktightness of assembled joints (excluding fusion welded joints) between mechanical fittings and thermoplastic pressure pipes. The test applies regardless of the design and material of the fitting used for jointing thermoplastics pipe.

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This International Standard specifies a method for checking the ability of assembled uniaxial joints
between fittings and plastic pressure pipes to withstand longitudinal tensile stresses. The test applies
regardless of the design and material of the fitting used for jointing plastics pipe.
This test method is not applicable to fusion-welded joints.

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ISO 3458:2015 specifies the method of test for checking the leak tightness of assembled joints between mechanical fittings and plastic pressure pipes. The test applies regardless of the design and material of the fitting used for jointing plastic pipe.

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ISO 3458:2015 specifies the method of test for checking the leak tightness of assembled joints between mechanical fittings and plastic pressure pipes. The test applies regardless of the design and material of the fitting used for jointing plastic pipe.

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    • Standard
      5 pages
      English language
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    • Standard
      5 pages
      French language

This International Standard specifies a method for testing the leak tightness under internal pressure
with angular deflection of assembled joints between elastomeric-sealing-ring-type sockets made of
plastic or metal and plastic pressure pipes.

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ISO 3501:2015 specifies a method for checking the ability of assembled uniaxial joints between fittings and plastic pressure pipes to withstand longitudinal tensile stresses. The test applies regardless of the design and material of the fitting used for jointing plastics pipe. This test method is not applicable to fusion-welded joints.

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ISO 3503:2015 specifies a method for checking the leak tightness under internal pressure of assembled joints between mechanical fittings and plastic pressure pipes when subjected to bending. It defines the calculation method for the average bending radius and how to perform this bending.
Checking of the leak tightness under internal pressure is carried out in accordance with the method given in ISO 3458.
This test method is not applicable to fusion-welded joints.

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