Cov Qib Cov Khoom Siv thiab Ua Raws Li Cov Qauv Thoob Ntiaj Teb Womic Steel tsim cov hlau stainless flanges siv cov khoom siv zoo tshaj plaws los ntawm cov neeg muab ntawv pov thawj thoob ntiaj teb. Cov khoom siv feem ntau suav nrog: - AISI / ASTM Qib: 304, 304L, 304H, 316, 316L, 316Ti, ...
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