Construction

S235JRH is a designation for a specific grade of steel used in the manufacture of spiral steel pipes.

ASTM A213 T11 is the part of ASTM A213 Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, Heat-Exchanger Tubes.

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.

N08904 super austenitic high alloy steel is mainly used in harsh acidic media and performs best in pure phosphoric acid. It has good corrosion resistance to pitting and crevice corrosion, intergranular corrosion, stress corrosion cracking and general corrosion. sex.