DIN EN 4311-2007 航空航天系列.MoS2润滑耐高温和耐腐蚀钢的中长螺纹粗公差递减柄螺栓.等级:1100MPa(室温)/315℃
Aerospace series - Studs, coarse tolerance reduced shank, medium length threads, in heat and corrosion resisting steel, MoS2 lubricated - Classification: 1100 MPa (at ambient temperature) / 315 °C; German and English version EN 4311:2006
This standard specifies the characteristics of studs,coarse tolerance reduced shank,medium length threads, in heat and corrosion resisting steel,MoS2 lubricated.
Classification:1 100 MPa/315°C
The shank is reduced for better tension fatigue strength life.