| specification | remark |
| 27x12x12 | one-side welding of co2 shielded metal for downward welding,vertical welding,and horizontal welding |
| 30x12x12 | one-side welding of co3 shielded metal for downward welding,vertical welding,and horizontal welding |
| 27x10x9 | one-side welding of co4 shielded metal for downward welding,vertical welding,and horizontal welding |
| 27x0x0 | one-side welding of co5 shielded metal for downward welding,vertical welding,and horizontal welding |
| 36x18x5 | one-side welding of co2 shielded metal for butt welding with the large clearance |
| 40x18x5 | one-side welding of co3 shielded metal for butt welding with the large clearance |
| 50x0x0 | one-side welding of co4 shielded metal for butt welding with the large clearance |
| 30x12x12j | for welding of plates with different thickness |
| 30x12x20c | for welding of misaligned plates |
| 27x12x20y | for horizontal welding |
| 22x84x00t | for right angle and "t" butt joint |
| 27x12x195j | |
| 27x12x165j | |
| 27x10x90j | |
| 0x0x50x | |
| 45x60x75k | |
| 27x13x13q | for butt joint of bulb steel and profiled bar |
| 27x13x13/b | for welding mother plates of stainless steel, one-side welding makes both-sides mould welding seam |
| 27x9x13/l | for welding mother plates of aluminum alloy, one-side welding makes both-sides mould welding seam |
| 27x12x12h | for circular butt welding |
| 27x12x12g | for manhole welding |
| 24x13x10 | for one-side welding of co2 shielded and hidden arc welding |
| 34x18x15 | for one-side welding of co3 shielded and hidden arc welding |
| 43x18x15 | for vertical electrogas welding |
| 43x18x5a | for vertical electrogas welding |
| 40x18x5a | for one-side welding of co2 shielded metal with double-welding wires and hidden arc welding |
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