HUAYIN HRD-150
- المواصفاتتحويل المواصفات للمتريالفجوة الرأسية6.6929"الزور5.1181"
- عن الشركة
established in 1948, laizhou huayin testing instrument co., ltd. (shandong laizhou testing machine factory) is a professional manufacturer of metal and non-metal materials hardness testers. the annual production capacity has exceeded 10,000 sets of hardness testers in 6 lines, which are classified as more than 40 different varieties and specifications, and over 100,000 pieces of various standard hardness blocks.
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