Shenyang chengde steel pipe co., ltd

Shenyang Chengde Steel Pipe Co., Ltd possess advanced technology and rich expertise in exploiting, manufacturing and marketing hot rolled carbon steel seamless pipe, alloy steel seamless pipe and hot finished seamless pipe.

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  Astm a106 grade b carbon steel seamless pipe
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  Astm a335 p11 p22 p5 p9 p91 alloy steel seamless pipe
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