标准号:UNI EN 3721-1995
英文标准名称:Aerospace series. Shank, bihexagonal , self-locking, deep counterbored, in heat resisting steel FE-PA92HT (A286) MoS2 coated. Classification: 1 100 MPa (at ambient temperature)/425 隆C. Serie aerospaziale. Dadi biesagonali, autobloccanti, cavi, in acci
标准状态:A
标准类型:国际标准