20#无缝钢管32×3.5-4-5-6-8
20#无缝钢管36×3.5-5-6-8
20#无缝钢管38×4-5-6-7-8-9-10
20#无缝钢管39×3.5-5-8-10
20#无缝钢管42×3.5-4-5-6-7-8-9-10
20#无缝钢管45×3.5-4-5-6-7-8-9
20#无缝钢管48×3.5-4-5-6-7-8-9-10
20#无缝钢管51×3.5-4-5-6-7-8-9-10
20#无缝钢管56×3.5-4-5-6-7-8-9-10
20#无缝钢管57×3.5-5-6-7-8-9-10-12
20#无缝钢管60×3.5-4.5-5-6-7-8-9-12-14
20#无缝钢管63×3.5-4.5-5-6-7-8-9-10-12-14
20#无缝钢管68×4-4.5-5-6-7-8-9-10-12-14-16
20#无缝钢管70×4-4.5-5-6-7-8-9-10-12-15-16
20#无缝钢管73×4-4.5-5-6-7-8-9-10-12-15
20#无缝钢管76×4-4.5-5-6-7-8-9-10-12-14
20#无缝钢管83×4.5-5-10-12-14-16-18-20
公司承诺:同样的产品比质量、同样的质量比价格、同样的价格比服务、 同样的服务比信誉”在本着为客户提供更加满意的产品和服务,才是公司发展之本的宗旨,客户至上信誉第一的原则,愿和广大客户一起开创双赢局面,共创美好未来!
20#无缝钢管化学成分:
碳 C :0.17%~0.2% 硅 Si:0.17%~0.37% 锰 Mn:0.35%~0.65% 硫 S :≤0.035% 磷 P :≤0.035% 铬 Cr:≤0.25% 镍 Ni:≤0.25% 铜 Cu:≤0.25%
20#无缝钢管为低碳钢管,执行标准:GB/T8162-2008 GB/T8163-2008 GB3087-2008 GB9948-2013 GB6479-2013
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