Yam paub

Kev siv Q355Gnh wighting hlau daim hlau

GB / T 4171 Q35GNHGRGHNE ATMOSPRICOR CRIM

Xaiv ntawm Q355Snh thiab Q355Gnh: Huab Cua Cov Ntawv Thov Hlau thiab cov txiaj ntsig

GB / T 4171 Q35GNHGRGHNKHNE ATMOSPRICER DRORE KHAWV KOOB HLAU

GB / T 4171 Q35Sgnh Corten Steel Phaj Hlau Phaj

09crrisb corrosion thiab kub tiv taus alloy seamless steel yeeb nkab

09crrisb Seamless Tube Rau Cov Khoom Siv Tshuaj Thiab Cov Tshuab Hluav Taws Xob Cov Tshuab

09crCusb (ND) High -} Ua ua yeeb yam corrosion- tiv taus seamless raj

09crrisb cov cua sov hloov thiab condenser tubing

Q460nd phaj, nyob rau hauv Suav teb GB / T 4171, Q460NH steel phaj yog hom hlau ua huab cua. Q460nd phaj tau siv dav siv rau: Chimney, kev tsim kho, k

Tuam Tshoj GB / T 4171 Q500NH huab cua tiv taus steel phaj rau ntim

Tuam Tshoj GB / T 4171 Q500NH Huab Cua Tiv Thaiv Hlau Phaj