沉头方颈螺栓 Flat countersink square neck bolts ; Flat counter sunk square neck bolts
方颈螺栓 [机] square neck bolt
圆头方颈螺栓 Carriage Bolts ; round head square-neck bolt
方颈螺丝 square neck screw
椭圆头方颈螺栓 oval head square neck bolt
埋头方颈螺栓 countersunk square neck bolt
大半圆头方颈螺栓 Cup head square neck bolts with large head
圆头短方颈螺栓 round-head short square-neck bolt
大扁圆头方颈螺栓 large oval head square neck bolt
半圆头低方颈螺栓。
网片与立柱的连接采用半圆头方颈螺栓，配以防盗垫圈，能防止隔离栅被人为地随意拆卸。
Mesh column connection with the use of semi-circular bolt head square neck, with anti-theft rings and washers, to prevent the separation can be artificially demolition.
用多工位冷镦机生产半圆头方颈螺栓 ，对方颈部分的成形采用切挤成形工艺 ，用这种方法生产的产品 ，外形美观 ，质量稳定。
The cup head square neck bolts are made on the multiple station cold header, and cut squeeze technology is used to get the square neck.
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