Reference Standards:
ASTM A519 Seamless Carbon and Alloy Steel Mechanical Tubing
ASTM A513 welded Cylinder tubes
EN 10305-1 seamless Cylinder tubes
EN 10305-2 welded Cylinder tubes
ISO 11120 Gas cylinders - Refillable seamless steel tubes for compressed gas transport, of water capacity between 150L and 3000L – Design construction and testing
JIS G3429 Seamless steel tubes for high pressure gas cylinder