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GOST 19281 Rolled Steel With Enhanced Strength

GOST 19281 Rolled Steel With Enhanced Strength. This Standard applies to thick-sheet, general-purpose wide-strip, shaped, graded steel and roll-formed sections made of steel with enhanced strength for welded, riveted or bolted constructions mainly used in products without additional heat treatment. Regarding the chemical composition norms, this Standard also applies to thin sheets, ingots, slabs, blooms, forged pieces and stampings. 1.RANGE OF PRODUCTS 1.1. Rolled steel shall have the classes of strength 265, 295, 315, 325, 345, 355, 375, 390 and 440. 1.2. Shape, dimensions and maximum deviations of the rolled steel shall meet the requirements of GOST 8509 (for equal […]

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DIN 2441-78 STEEL TUBES HEAVY WEIGHT FOR SUITABLE FOR SCREWING

DIN 2441-78 STEEL TUBES HEAVY WEIGHT FOR SUITABLE FOR SCREWING 1. SCOPE This Standard applies to medium-weight tubes suitable for screwing. They are suitable for nominal pressure 2 for liquids and nominal pressure 10 for air nd non-hazardous gases. 2. Other relevant Standards DIN 2444 Zinc coatings on steel tubes; quality standard for the hot galvanizing of steel tubes for installation purposes DIN 2999 Part 1 Whitworth pipe threads for tubes and fittings; cylindrical internal thread and conical external DIN 17100 Steels for general structural purposes; quality specifications DIN 50136 Testing of metallic materials; flattenin test on tubes. 3. Dimensions, designation […]

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DIN 2440 STEEL TUBES MEDIUM WEIGHT SUITABLE FOR SCREWING

DIN 2440 STEEL TUBES MEDIUM WEIGHT SUITABLE FOR SCREWING 1. SCOPE This Standard applies to medium-weight tubes suitable for screwing. They are suitable for nominal pressure 2 for liquids and nominal pressure 10 for air nd non-hazardous gases. 2. Other relevant Standards DIN 2444 Zinc coatings on steel tubes; quality standard for the hot galvanizing of steel tubes for installation purposes DIN 2999 Part 1 Whitworth pipe threads for tubes and fittings; cylindrical internal thread and conical external DIN 17100 Steels for general structural purposes; quality specifications DIN 50136 Testing of metallic materials; flattenin test on tubes. 3. Dimensions, designation […]

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DIN 1629 Seamless Circular Unalloyed Steel Tubes Subject to special requirements

DIN 1629 Seamless Circular Unalloyed Steel Tubes Subject to special requirements. In keeping with current practice in standards published by the International Organization for Standardization (IS a comma has been used throughout as the decimal marker. The subclauses marked with a single dot give specifications which are to be agreed upon at the time of ordering. The subclauses marked with a two dots give specifications which optional and may be agreed upon at the time of ordering. 1.Field of application 1.1 This standard applies to seamless circular tubes and pipes(hereinafter briefly referred to as “tubes”) made of unalloyed steels as listed […]

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ASTM A860 A860M Standard Specification for Wrought High-Strength Low-Alloy Ste……

ASTM A860 A860M Standard Specification for Wrought High-Strength Low-Alloy Steel Butt-Welding Fittings. 1. SCOPE 1.1 This specification covers wrought high-strength lowalloy steel butt-welding fittings of seamless and electric fusion welded construction covered by the latest revisions of ASME B16.9, ASME 16.28, and MSS-SP-75. Butt-welding fittings differing from these ASME and MSS standards shall be furnished in accordance with Supplementary Requirement S58 of Specification A 960/A 960M. These fittings are for use in high-pressure gas and oil transmission and distribution systems. 1.2 Optional supplementary requirements are provided for fittings when a greater degree of examination is desired. One or more of the […]

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ASTM A403 A403M Standard Specification for Wrought Austenitic Stainless Steel ……

ASTM A403 A403M Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings. 1.SCOPE 1.1 This specification covers wrought stainless steel fittings for pressure piping applications. 1.2 Several grades of austenitic stainless steel alloys are included in this specification Grades are designated with a prefix, WP or CR, based on the applicable ASME or MSS dimensional and rating standards, respectively. 1.3 For each of the WP stainless grades, several classes of fittings are covered, to indicate whether seamless or welded construction was utilized. Class designations are also utilized to indicate the nondestructive test method and extent of nondestructive examination (NDE). Table […]

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ASTM A420 Standard Specification for Piping Fittings of Wrought Carbon Steel ……

ASTM A420  Standard Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for Low-Temperature Service  1.SCOPE 1.1 This specification2 covers wrought carbon steel and alloy steel fittings of seamless and welded construction, covered by the latest revision of ASME B 16.9, ASME B 16.11,  MSS-SP-79, MSS-SP-83, and MSS-SP-95. Fittings differing from these ASME and MSS standards shall be furnished in accordance with Supplementary Requirement S58 of Specification A 960/A 960M. These fittings are for use in pressure piping and pressure vessel service at low temperatures. 1.2 Optional supplementary requirements are provided for fittings where a greater degree of […]

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ASTM A234 A234M Standard Specification for Piping Fittings of Wrought Carbon S……

ASTM A234 A234M Standard Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and High Temperature Service. 1. SCOPE 1.1 This specification2 covers wrought carbon steel and alloy steel fittings of seamless and welded construction covered by the latest revision of ASME B16.9, B16.11, MSS-SP-79, MSS-SP-83, MSS-SP-95, and MSS-SP-97. These fittings are for use in pressure piping and in pressure vessel fabrication for service at moderate and elevated temperatures. Fittings differing from these ASME and MSS standards shall be furnished in accordance with Supplementary Requirement S58 of Specification A960/A960M. 1.2 Optional supplementary requirements are provided for fittings […]

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ASTM A312 A312M Standard Specification for Seamless, Welded, and Heavily Cold ……

ASTM A312 A312M Standard Specification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes 1.SCOPE 1.1 This specification2 covers seamless, straight-seam welded, and heavily cold worked welded austenitic stainless steel pipe intended for high-temperature and general corrosive service. NOTE 1—When the impact test criterion for a low-temperature service,would be 15 ft·lbf [20 J] energy absorption or 15 mils [0.38 mm] lateral expansion, some of the austenitic stainless steel grades covered by this specification are accepted by certain pressure vessel or piping codes without the necessity of making the actual test. For example, Grades TP304, TP304L, and TP347 are accepted […]

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API 5L Specification for Line Pipe

API 5L Specification for Line Pipe. 1 Scope This Standard specifies requirements for the manufacture of two product specification levels (PSL 1 and PSL 2) of seamless and welded steel pipes for use in pipeline transportation systems in the petroleum and natural gas industries. This Standard is not applicable to cast pipe. 2 Conformity 2.1 Units of measurement In this Standard, data are expressed in both SI units and USC units. For a specific order item, only one system of units shall be used, without combining data expressed in the other system. Data values expressed in SI and USC units […]

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