Oops ! Our English website is under development, we expect the development to be over by June , We highly regret the inconvenience caused.
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- 中文 EN VIE
Oops ! Our English website is under development, we expect the development to be over by June , We highly regret the inconvenience caused.
Kindly bear with us and for enquiries please contact mail@ycjlzy.com .
材质 ：45# 、40Cr
性能等级 ：6.8 、8.8
表面处理 ：热镀锌 、达克罗 、纳米复合粉末渗锌
应用领域 ：地铁盾构 、隧道管片连接
京东
天猫
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