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Shanghai Bay Enterprise Co.,Ltd

Address: Room601 No.29, Jiatai Road, Free Trade Zone, Shangha, China

Postal Code:200046



Steel briefly

Hot-rolled ribbed rebar is commonly known. Grades of hot-rolled steel by HRB and grades minimum yield point value. Hot-rolled h, r and b, respectively (Hotrolled), rib (Ribbed), bars (Bars) three words of the first letter in English. Hot rolled ribbed steel grade HRB335 (old number 20MnSi), three HRB400 (old number 20MnSiV, 20MnSiNb, 20Mnti), the four HRB500 three grades.

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