2) screw bolt
螺栓,方头螺
4) countersunk flat square bolt
埋头方头螺栓
5) countersunk square neck bolt
沉头方颈螺栓
1.
By the analysis and comparison of upsetting extrusion and cold forging technology,the upsetting extrusion technology on the countersunk square neck bolt is introduced in the paper.
通过两种工艺方案中成型凹模受力情况的分析比较 ,说明用镦挤工艺生产沉头方颈螺栓 ,可降低镦锻力 ,提高模具寿命 ,保证零件质
6) counter-sunk square neck bolt
[机]埋头方颈螺栓
补充资料:方头
1.谓性梗直而不通事宜。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条