1 sch 40 sa106 gr b seamless steel pipe
1" sch 40 sa106 gr b seamless steel pipe 1.OD:6-426mm 2.WT:1-100mm 3.Length:3-12m 4.Certificate:ISO9001:2008,BV
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CERTIFICATE OF ISO9001:2008
BV CERTIFICATE
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tina wang
1 sch 40 sa106 gr b seamless steel pipe