... progressive spot welding 连续点焊 impact spot welding 冲击点焊法 duplex spot welding 双点焊 ...
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双点焊机 duplex spot welder
双面点焊 direct welding ; direct spot welding ; weld from both sides
双点点焊接头 duplex spot weld
双极单点焊 gap weld
双点电焊机 duplex spot welder
单面双点点焊机 one side two spot welder ; monoside twin shots welder
超声波双头点焊机 ADCSB
单面双点手提式焊机 mono side twin shot portable welder
双头点焊机 Double spot welder
可能受到振动、波动载荷、冲击载荷或动力载荷的内部螺栓应加以保护防止松动。可采用双螺母、防松动垫圈、点焊等。
Internal bolts subject to vibration, fluctuating load, impact load or dynamic load shall be protected against loosening. Double nuts, unti-loose washers, tack welding, etc. shall be used.
并针对DP590GA焊点熔核中锌元素的残留现象，设计出加预热的双脉冲焊接规范，进一步改善其点焊接头的力学性能。
Aiming at the zinc residue in the weld joint nugget of DP590GA, a double-impulse welding parameter with preheating impulse is designed to further improve its mechanical properties of the weld joint.
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