A709-50W is American standard weathering steel produced according to ASME standards, with a thickness between 3mm and 100mm. It is often used in steel structures or large buildings such as highways and bridges that are exposed to harsh climate environments for a long time.

S355JOW belongs to the European standard weather-resistant steel pipe. Weather-resistant structural steel is atmospheric corrosion-resistant steel and is a low-alloy high-strength structural steel.

Alloy steel seamless pipes covered by ASTM A213, ASTM A335, and ASTM A519 are used in various high-temperature and high-pressure applications.

Alloy JIS G3441 steel pipe is an alloy steel pipe produced in accordance with Japanese Industrial Standards (JIS) and is mainly used in fields such as mechanical structures or hydraulic equipment.

A209 alloy pipe is an American standard alloy steel pipe. It not only has high oxidation resistance and high temperature steam corrosion resistance, but also has good impact toughness, high and stable long-lasting plasticity and thermal strength properties.

ASTM A588 steel pipe is a commonly used high-strength low-alloy structural steel that is widely used in construction, bridges, vehicles and other fields.

ASTM A519 seamless alloy steel pipe is a high-strength, high-toughness seamless steel pipe, mainly used in mechanical processing and petroleum processing and other fields.

ASTM A213 T11 ferritic alloy steel seamless pipe is a seamless steel pipe used in boilers, superheaters and heat exchangers.

SA335 P22 seamless steel pipe is a grade in the ASTM A335/A335M standard. It is a 2.25Cr-1Mo chromium-molybdenum high-temperature ferritic steel for boilers and superheaters.

ASTM A210 A1 seamless boiler tubes are mainly used to manufacture headers, main steam pipes, etc. for the heating surface of high-pressure boilers, and are power station boilers and superheaters.

ASTM A178 Gr.C heat exchanger tubes are widely used in heat exchangers in petroleum, chemical, electric power, metallurgy and other industries. Especially in some medium-low temperature, medium-low pressure heat exchange situations.

ASTM A334 is a forged seamless carbon steel pipe that is one of the standard specifications for cryogenic applications.