Natural Gas

ASTM A554‌ is a stainless steel welded pipe standard used in mechanical engineering. It is suitable for stainless steel welded pipes for machinery that require surface quality, mechanical properties or corrosion resistance.

ASTM A252 pipe piles are typically used in construction projects involving deep foundations, such as bridge and building construction, marine structures, and retaining walls.

EN 10219 S275J0H hollow section pipes are mainly used in outdoor steel fields such as building structures, bridges, vehicles, ships, containers, power plant chimneys, and railway engineering.

A335 P91 alloy steel pipe is a high-performance, high-temperature and corrosion-resistant alloy steel pipe, which is widely used in petroleum, chemical industry, electric power and other fields.