Wall thickness alloy pipe conforms to standard:
din17175-79
jisg3467-88
jisg3458-88 gb5310-95
gb9948-88
astma335/a335m
astma213/a213m
Thick-walled alloy tubes application: Seamless steel tubes for high-temperature, low-temperature, and corrosion-resistant use in the oil, chemical, power, and boiler industries.
