Standard:GB/T 8613 GB/T 18984

ASTM A53

Standard specification for pipe,steel,black and hot-dipped,zinc-coated,welded and seamless

ASTM A106

Standard specification for seamless carbon steel pipe for high-temperature services

ASTMA333

Standard specification for seamless and welded steel pipefor low-temperature services

BS1387 BS6323 JIS G3452 EN10255

Non-alloy steel tubes suitable for welding and threading-technical delivery conditions.

Application fields:delivering low pressure fluid including water,gas,air,oil and warm steam.