自由锻
自由锻 open die forging / flat die forging
胎模锻 loose tooling forging
送进量 feed
延伸系数 coefficient of stretching
高径比 ratio of height to diameter
锻造比 forging ratio
镦粗 upsetting
局部镦粗 local upsetting
拔长 drawing out / stretching / swaging / fullering
芯棒拔长 drawing out with the core bar
滚圆、摔圆 rolling
倒棱 chamfering
压痕、克印 indentation
压肩 necking
错料 offset
弯曲 bending
扭转 twisting
切割、切断 cutting
冲孔 punching / piercing
扩孔 expanding
冲头扩孔 expanding with a punch
马杠扩孔、码圈 saddle forging / saddling
锻接 forging welding
空冷 air cooling
堆冷 cooling in heap(pile)
坑冷 cooling in hole(box、pit)
灰砂冷 cooling in dust or sand
炉冷 furnace cooling
塌角 rollover / shear droop
龟裂 crazing
角裂 chink
中心裂纹 chevron crack
发纹 hairline cracks / hair-crack
铁砧 anvil
花砧 swage block
冲子 punch
剁刀 triangular chisel
摔子 tups / swager / swaging die
胎模 loose tooling
马架 mandrel supporter
芯轴、马杠 mandrel
手锤 hand hammer
大锤 sledge hammer
夹钳 tong
自紧吊钳 self closing crane tong
