1. News

    Rolling carbide ball new standard to be implemented

    Release date:2013-7-12 Views:2492

    According to the PRC Ministry of Industry and Information Technology Bulletin (Engineering [2010] No. 82), the new standard carbide ball bearing (JB/T9145-2010) coming on July 1, 2010 formally implemented.
    The standard is based on the original standard JB/T9145-1999 be revised, the new standard specifies the size of carbide ball, technical requirements, measuring and test methods, inspection rules, marks, rust-proof packaging and storage. Carbide ball for goods manufacture, inspection and acceptance.

    Related Articles

    ·Machine Tool Group to upgrad
    ·Machine tool industry into t
    ·Accelerate the implementatio

    1. 2020最新国产原创青草,影音先锋5566资源站下载播放,欧美乱妇高清无乱码,完整版免费AV片,国产一区二区精品视频,人人鲁免费播放视频