中华人民共和国国家标准 (Guobiao — Mandatory National Standards)ChinaAuthority: 83
GB 3452.1
Fluid power systems — O-rings — Part 1: Inside diameters, cross-sections, tolerances
Industry
Rubber
Product Family
General Rubber
Keywords
["橡胶","O型圈","密封","rubber","O-ring","hydraulic"]