line pipe

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Detailed Description

Grade Mfg. Process Chemical composition(%) C Si Mn P S Ni H-40 S,E - - - 0.030Max 0.030Max - J-55 S,E - - - 0.030Max 0.030Max - K-55 S,E - - - 0.030Max 0.030Max - N-80 S,E - - - 0.030Max 0.030Max - C-75-1 S,E 0.50Max 0.45Max 1.90Max 0.030Max 0.030Max 0.50Max C-75-2 S,E 0.43Max 0.45Max 1.90Max 0.030Max 0.030Max - C-75-3 S,E 0.38Max - 0.75~1.00 0.030Max 0.030Max - C-75-9Cr S 0.15Max 1.00Max 0.30~0.60 0.20Max 0.010Max 0.50Max C-75-13Cr S 0.15~0.22 1.00Max 0.25~1.00 0.20Max 0.010Max 0.50Max L-80-1 S,E 0.43Max 0.45Max 1.90Max 0.030Max 0.030Max 0.25Max L-80-9Cr S 0.15Max 1.00Max 0.30~0.60 0.20Max 0.010Max 0.50Max L-80-13Cr S 0.15~0.22 1.00Max 0.25~1.00 0.20Max 0.010Max 0.50Max C-90-1 S 0.35Max - 1.00Max 0.20Max 0.010Max 0.99Max C-90-2 S 0.50Max - 1.90Max 0.030Max 0.010Max 0.99Max C-95 SpE 0.45Max 0.45Max 1.90Max 0.030Max 0.030Max -

Basic Company Information

HeBei ZhongKuang steel pipe manufactural company

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