black steel pipe lontudinal welded steel pipe

black steel pipe lontudinal welded steel pipe

black steel pipe lontudinal welded steel pipe

 Thickness:1-120mm
 Width:1500-3600mm
 Length:as custom's request
 Technique:Cold rolled or hot rolled
 Surface treatment:Bare/Shot Blasted and Spray Paint or as required.
 Standard:ASTM,EN,GB,JIS,DIN

Welding defect - Wikipedia

A welding defect is any flaw that compromises the usefulness of a weldment. There is a great variety of welding defects. Welding imperfections are classified according to ISO 6520 [1] while their acceptable limits are specified in ISO 5817 [2] and ISO 10042.

Welding defect - Wikipedia

A welding defect is any flaw that compromises the usefulness of a weldment. There is a great variety of welding defects. Welding imperfections are classified according to ISO 6520 [1] while their acceptable limits are specified in ISO 5817 [2] and ISO 10042.Major causes·
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