1. Common Standard and Material: ASTM A53 for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
ASTM A139 for Electric-Fusion (Arc) -Welded Steel Pipe
ASTM A252 for steel pipe
ASTM A500 for Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Round sand Shape
ASTM A513 for Electric-Fusion (Arc) -Welded Steel Pipe
ASTM A671 for Electric-Fusion-WeldedSteelPipeforAtmosphericandLowerTemperatures
DIN 17120 for Welded Circular Steel Tubes for Structural Steel Work
DIN 17121 for Welded Circular Steel Tubes for Structural Steel Work
DIN 17123 for Welded Circular Fine Grain Steel Tubes for Structural Steel Work
ISO 2937 for plain end seamless tube for mechnical application
JIS G3444 for Carbon Steel Tubes for General Structural Purposes
JIS G3446 for Stainless Steel Pipes for Machine and Structural Purposes
JIS G3457 Arc Welded Carbon Steel Pipes
JIS G3472 Electric Resistance Welded Carb
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