P91 seamless steel pipes are veryversatile. It can be used as high temperature superheater and reheater steelpipe for subcritical and supercritical boilers with wall temperature ≤625 ℃, high temperatureheaders and steam pipes with wall temperature ≤…
P11 alloy steel pipe is mainly used in power plants, nuclear power, Highpressure boiler, High pressures such as high temperature superheatersand reheaters. On hot pipes and equipment, It uses high-qualitycarbon steel, Made of alloy structural steel an…
A335P22 is a grade in the ASTM A335 / A335M standard. It is 2.25Cr-1Mo chromium and molybdenum high temperature ferritic steel for boilers and superheaters. China transplanted it to GB5310 in 1985 and named it 12Cr2MoG. Other countries have similar st…
A335 P9 is a high-temperature chromium-molybdenum alloy heat-resistant steel produced by American standards. Because of its good oxidation resistance, high temperature strength, and resistance to sulfide corrosion, it is widely used in petroleum refin…
Alloy tube is mainly used for heating surface tubes of low and medium pressure boilers (working pressure is generally not greater than 5.88Mpa and working temperature below 450 C); for high pressure boilers (working pressure is generally above 9.8Mpa…