NF L23-004*NF EN 4421:2007 航空航天系列 包覆MoS2的钛合金TI-P64001带锯齿型锁环的耐腐钢螺柱 强度等级:1100 MPa(室温)
Aerospace series - Studs, in titanium alloy TI-P64001, MoS2 coated, with serrated locking ring in corrosion resisting steel - Strength class : 1 100 MPa (at ambient temperature)