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Square Rectangular Tube ASTM A500
This standard is issued with fixed code A500/A500M. The following number indicates the year number officially adopted in the original text; in the case of a revision, it is the year number of the previous revision; the number in parentheses is the year number of the previous reconfirmation. The superscript symbol (ε) indicates an editorial change to the last modified or re-determined version.
High-frequency welded square rectangular steel pipe (hollow cold-formed steel for structure)
Application: construction, machinery manufacturing, photovoltaic, furniture, special vehicle frame manufacturing, container manufacturing, decoration, etc.
This standard specifies the manufacturing requirements for seamless and welded pipes for pipeline transportation systems in the petroleum and natural gas industries, including two product specification levels (PSL1 and PSL2). This specification does not apply to cast iron pipes.
This standard is issued with fixed code A500/A500M. The following number indicates the year number officially adopted in the original text; in the case of a revision, it is the year number of the previous revision; the number in parentheses is the year number of the previous reconfirmation. The superscript symbol (ε) indicates an editorial change to the last modified or re-determined version.
This standard is issued with the fixed standard number A53/A53M, and the number immediately following the standard number indicates the year number of the originally adopted version, or the year number of the latest revision when revised. The number in parentheses indicates the year of re-approval. The superscript symbol (ε) indicates editorial changes due to the latest revision or re-approval. This standard has been approved for use by agencies of the United States Department of Defense.
This standard is issued with the fixed standard number A53/A53M, and the number immediately following the standard number indicates the year number of the originally adopted version, or the year number of the latest revision when revised. The number in parentheses indicates the year of re-approval. The superscript symbol (ε) indicates editorial changes due to the latest revision or re-approval. This standard has been approved for use by agencies of the United States Department of Defense.
This standard specifies the manufacturing requirements for seamless and welded pipes for pipeline transportation systems in the petroleum and natural gas industries, including two product specification levels (PSL1 and PSL2). This specification does not apply to cast iron pipes.
This standard applies to resistance welded carbon steel tubes of minimum wall thickness for heat exchangers, condensers and similar heat transfer equipment. Pipe sizes typically provided in accordance with this standard are less than 3in. ( 76.2mm) outside diameter. Other sizes of pipe may also be provided if they meet all other requirements of this standard.
ASTM A123 Standard for Zinc Plating
This specification covers process specifications for hot dip galvanizing of steel plate, bar and wire, rolled, forged and cast.
This standard is issued with fixed code A500/A500M. The following number indicates the year number officially adopted in the original text; in the case of a revision, it is the year number of the previous revision; the number in parentheses is the year number of the previous reconfirmation. The superscript symbol (ε) indicates an editorial change to the last modified or re-determined version.
This standard is issued with the fixed standard number A618/A618M, and the number immediately following the standard number indicates the year number of the originally adopted version, or the year number of the latest revision when there is a revision. The number in parentheses indicates the year of re-approval. The superscript symbol (ε) indicates an editorial change since the last revision or re-approval. This standard specification has been approved for use by the U. S. Department of Defense.
Spiral steel pipe is a kind of steel pipe made of high quality steel by spiral submerged arc welding pipe machine. Its length can be customized according to demand, common specifications. This kind of steel pipe is widely used in fluid transportation, building structure and other scenes because of its excellent pressure resistance, impact resistance and good anti-corrosion performance.
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