All in all, the welding strength is much better than common welding machine.
综合这两点改进，焊接强度大大优于普通门窗焊接设备。
For welding low-alloy and high strength steel with corresponding strength grade.
用于相同强度等级的低合金高强钢的焊接。
To avoid welding spot cracking and decreasing physical strength during cutting process.
切割过程中，有效减少应力发生，防止焊点崩裂；
This pipe material has high strength and its welding process is complicated.
这种管材强度高、焊接工艺复杂。
Frepair welding of grey cast iron which requires less strength.
用于强度要求不高的灰口铸铁件的焊补。
For repair welding of grey cast iron which requires less strength.
用于球墨铸铁、高强度铸铁件加工面和非加工面的补焊。
For repair welding of grey cast iron which requires less strength.
用于球墨铸铁、高强度铸铁件加工面和非加工面的补焊。
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