BS EN 4178:2009 航空航天系列.MoS2润滑的、氧化钛合金中等长度螺纹粗公差标准柄六瓣凹槽平头螺钉.1100 MPa(室温)/315°C
Aerospace series - Screws, pan head, six lobe recess, coarse tolerance normal shank, medium length thread, in titanium alloy, anodized, MoS2 lubricated - 1100 MPa (at ambient temperature) / 315 °C