headed bolt meaning in English

撑帽式杆柱
露头螺栓
有膨胀头的锚杆

All field splices were bolted using astm a325 hex head bolts .
所有现场拼接都用美国材料试验协会的A325六角形头螺栓。
T - shaped bolt flat - headed bolt foundation bolt six - angled bolt
T型螺栓方头螺栓
T - head bolts hammer head bolts for railway vehicles
铁路车辆用t形头螺栓锤头螺栓
90 countersunk head bolts with recess , tolerance p6
光杆公差带p6一字槽. 90沉头螺栓
Railway fixed equipment . hammer head bolts 63
铁路固定设备.粗制63 -锤状头螺栓

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