I-alloy steel spot spot material: 12Cr1MoVG, 12CrMoG, 15CrMoG, 12CR2MO< A335P22> Kwaye Cr5Mo & lt;A335P5> , Cr9Mo & lt;A335P9> , 10 cr9mo1vnb & lt;A335P91> , 15 nicumonb5 & lt;WB36>

Imigangatho yokuphunyezwaGB5310-1995, GB6479-2000,GB9948-2006 ukuqhekeka kwepetroleum, DIN17175-79,I-ASTM SA335, I-ASTM SA213, JISG3467-88, JISG3458-88.

Iimveliso zifanelekile kubushushu obuphezulu, ubushushu obuphantsi kunye ne-corrosion resistant ithubhu zensimbi ezingenamthungo ezisetyenziswa kwi-petroleum, imichiza, amandla ombane kunye namashishini ebhoyila.