Case: Custom 30 meter stainless steel, with hardened mineral crystal, and stainless steel caseback.
运动：日本石英，30米防水，不锈钢，硬矿物晶体和不锈钢底盖带：弹簧钢。
2
According to real production case of our country, it is necessary to establish the standard about the conversion tables on hardness and strength of hardened high speed steel.
根据我国具体的生产实际情况，有必要建立我国自己的淬硬高速钢洛氏硬度和维氏硬度换算的标准。
3
CDS Manufacturing builds table top roll sorters. Standard table top roll sorter system includes a pair of 12 "casehardened stainless steel rollers, adjustable roller height and Angle."