型号 | 国标 GB | 熔敷金属化学成分(%) | 熔敷金属力学性能 | ||||||||
C | Mn | Si | S | P | other | Rel/Rp0.2 MPa | Rm | A | A KV | ||
J421 | E4313 | 0.10 | 0.32/0.55 | 0.30 | 0.035 | 0.04 | - | 330 | 420 | 17 |
0℃ |
THJ422 | E4303 | 0.10 | 0.32/0.55 | 0.25 | 0.035 | 0.040 | - | 330 | 420 | 22 |
0℃ |
THJ422GM | E4303 | 0.10 | 0.32/0.55 | 0.25 | 0.035 | 0.040 | - | 330 | 420 | 22 |
0℃ |
THJ423 | E4301 | 0.10 | 0.32/0.55 | 0.30 | 0.035 | 0.040 | - | 330 | 420 | 22 |
-20℃ |
THJ426 | E4316 | 0.10 | 1.25 | 0.90 | 0.035 | 0.040 | - | 330 | 420 | 22 |
-30 ℃ |
THJ502 | E5003 | 0.10 | 0.50/1.25 | 0.30 | 0.035 | 0.040 | - | 400 | 490 | 20 |
0 ℃ |
THJ506 | E5016 | 0.10 | 1.60 | 0.75 | 0.035 | 0.040 | - | 400 | 490 | 22 |
-30 ℃ |
THJ506D | E5016 | 0.10 | 1.60 | 0.75 | 0.035 | 0.040 | - | 400 | 490 | 22 |
-30 ℃ |
THJ506Fe | E5018 | 0.10 | 1.60 | 0.75 | 0.035 | 0.040 | - | 400 | 490 | 22 |
-30 ℃ |
THJ507 | E5015 | 0.10 | 1.60 | 0.75 | 0.035 | 0.040 | - | 400 | 490 | 22 |
-30℃ |
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