Our company successfully delivered a batch of Russian grade nickel 321 steel pipes on January 13, 2023, with Russian label number 12X18H12T and specifications of 32 × 6mm and 108 × 6mm. The nickel content in this material is required to be 11-13%. When used as a heating surface tube in power plant boilers, this steel grade is allowed to have a wall temperature of 620 degrees Celsius. Under this ambient temperature, our company's steel pipe has good structural stability, good oxidation resistance, corrosion resistance, and high-temperature creep strength.