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BS EN 10253-2-2007 Butt-welding pipe fittings-Non alloy ferritic alloy steels ……

1 Scope This Part of EN 10253 specifies the technical delivery requirements for seamless and welded butt-welding fittings (elbows, concentric and eccentric reducers, equal and reducing tees, caps) made of carbon and alloy steel which are intended for pressure purposes at room temperature, at low temperature or at elevated temperatures, and for the transmission and distribution of fluids and gases. It specifies:   type of fittings ;  type A : Butt-welding fittings with reduced pressure factor ;  type B : Butt-welding fittings for use at full service pressure ;  steel grades ;  mechanical properties ;  […]

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BS EN10253-3 Butt-welding pipe fittings Part 3:Wrought austenitic and austenit……

1 Scope 1.1 This part of EN 10253 specifies the technical delivery requirements for seamless and welded buttwelding fittings (elbows, concentric and eccentric reducers, equal and reducing tees, caps) made of austenitic and austenitic–ferritic (duplex) stainless steel without specific inspection requirements. It specifies:  steel grades;  mechanical properties;  dimensions and tolerances;  requirements for inspection and testing;  inspection documents;  marking;  handling and packaging. 1.2 Limitation of use The allowed pressures and temperatures are the responsibility of the customer according to the state of the art and in application of the safety coefficients in the application […]

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BS EN 10255 Non-alloy steel tubes suitable for welding and threading Technical……

BS EN 10255 Non-alloy steel tubes suitable for welding and threading Technical delivery conditions 1 Scope This document specifies the requirements for circular non-alloy steel tubes suitable for welding and threading and provides a number of options for the finish of tube ends and coatings. This document covers tubes of specified outside diameter 10,2 mm to 165,1 mm (thread size 1/8 to 6) in two series, medium and heavy, and three types of designated thicknesses. NOTE Tubes manufactured according to this document can be used for the conveyance of fluids as well as for other applications. 2 Normative references The […]

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JIS G3460 Steel pipes for low temperature service

JIS G3460 Steel pipes for low temperature service.   1. Scope This Japanese Industrial Standard specifies the steel pipes, hereinafter referred to as the “pipes”, used for piping at exceptionally low temperatures of freezing point or under. In addition to the items specified in this text, the supplementary quality requirements which the purchaser can designate with the manufacturer by previous agreement shall be specified in Annex JA. NOTE 1 Austenitic stainless steel pipes specified in JIS G 3459 and JIS G3468 can be used for steel pipes for low temperature service. … Research use only,Commercial use is prohibited. If you […]

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JIS G3459 Stainless steel pipes

JIS G3459 Stainless steel pipes. 1 Scope This Standard specifies the stainless steel pipes (hereafter referred to as “pipes”) used for the piping for corrosion resistance, low temperature service, high temperature service, etc. Remarks 1 The purchaser may designate in addition to the items specified in this text, by prior agreement with the manufacturer, part or all of the items in the special quality requirements specified in annex 1 (normative). 2 The International Standard corresponding to this Standard is as follows. In addition, symbols which denote the degree of correspondence in the contents between the relevant International Standard and JIS are IDT  (identical), MOD […]

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JIS G3458 Alloy Steel Pipes

JIS G3458 Alloy Steel Pipes.  1. Scope This Japanese Industrial Standard specifies the alloy steel pipes, hereinafter referred to as the “pipes”, mainly used form high temperature service. Remarks The purchaser may designate in addition to the items specified in this text, by prior agreement with the manufacturer, part or all of the items in the supplementary quality requirements given in Annex 1 (normative) The International Standard corresponding to this standard is as follows. In addition, symbols which denote the degree of correspondence in the contents between the relevant International Standard and JIS are IDT (identical),MOD(modified), and NEQ (not equivalent) […]

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JIS G3457 Arc welded carbon steel pipes

JIS G3457 Arc welded carbon steel pipes. 1 Scope This Japanese Industrial Standard specifies the arc welded carbon steel pipes (hereafter referred to as “pipes”) used for piping for steam, water, gas, air, etc. of comparatively low working pressure. 2 Normative references The following standards contain provisions which, through reference in this text, constitute provisions of this standard. The most recent editions of the standards (including amendments) indicated below shall be applied. JIS G 0320 Standard test methods for heat analysis of steel products JIS G 0404 Steel and steel products-General technical delivery requirements JIS G 0415 Steel and steel products-Inspection documents JIS G 0584 Ultrasonic examination for arc welded steel pipes […]

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JIS G3456 Carbon steel pipes for high temperature service

JIS G3456 Carbon steel pipes for high temperature service. 1 Scope This Standard specifies the carbon steel pipes (hereafter referred to as  “pipes”, mainly used for piping at a temperature over350℃. Remarks 1 When previously agreed upon by the manufacturer, the purchaser may designate one or all of the supplementary quality requirements 1 Yield point or proof stress in elevated temperature test (Z2), 2 Ultrasonic examination, (23) or 3Eddy current examination (24) Specified in annex 1 (normative) in addition to the items specified in this text. 2 The International Standard corresponding to this Standard is as follows. In addition, symbols which denote the degree of correspondence in the contents between […]

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JIS G3455 Carbon steel pipes for high pressure service

JIS G3455 Carbon steel pipes for high pressure service. 1 Scope This Standard specifies the carbon steel pipes (hereafter referred to as “pipes”) used for high pressure service at temperatures 350°C or lower. This Standard is generally applicable to pipes of outside diameters 10.5mm (nominal diameter 6A or 1/8B) to 660.4 mm (nominal diameter 650A or 26B). In addition to the items specified in this text, the purchaser can previously designate special quality requirements upon agreement with the manufacturer, which are shown in Annex JA. NOTE: The International Standard corresponding to this Standard and the symbol of degree of correspondence […]

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JIS G3454 Carbon Steel Pipes for Pressure Service

JIS G3454 Carbon Steel Pipes for Pressure Service 1. Scope This Japanese Industrial Standard specifies the carbon steel pipes, hereinafter referred to as the “pipes”, used for pressure service at an approximate maximum temperature of 350℃. The pipes for high pressure service shall be in accordance with JIS G 3455. Remarks 1.Pertaining to the electric-resistance welded steel tubes, when previously agreed upon with the manufacturer, the purchaser may designate the supplementary quality requirements Z 3 or Z 4 specified in Appendix, in addition to the items specified in this text. Appendix Z 3 Ultrasonic Examination Appendix Z 4 Eddy Current […]

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