FRW-71CM |
符合:
GB/T 10045 T492T1-1C1AU
T492T1-1M21AU
AWS A5.20 E70T-1C/1M-J
ASME SFA-5.20M E491T-1C/1M-J
AWS A5.36M E491T1-C1A2-CS1
E491T1-M21A2-CS1
|
490MPa级 |
C | Mn | Si | Cr | Ni | Mo | P | S | V | Cu | |
GB/T | 0.18 | 2.00 | 0.90 | 0.20 | 0.50 | 0.30 | 0.03 | 0.03 | 0.08 | - |
AWS | 0.12 | 1.60 | 0.90 | 0.20 | 0.50 | 0.30 | 0.03 | 0.03 | 0.08 | 0.35 |
例值 | 0.031 | 1.34 | 0.49 | 0.02 | 0.01 | 0.01 | 0.020 | 0.009 | 0.01 | 0.011 |
抗拉强度MPa | 屈服强度MPa | 伸长率% | 冲击值J/℃ | 热处理℃×h | |
GB/T | 490-670 | 390 | 18 | 47/-20 | AW |
AWS | 490-670 | 390 | 22 | 27/-20 | AW |
例值 | 555 | 495 | 26 | 122/-20 | AW |
线径规格(mm) | 1.2 | 1.4 | 1.6 |
电压(V) | 23-30 | 24-36 | 25-40 |
电流(A) | 150-300 | 170-360 | 200-400 |
干伸长度(mm) | 15-20 | 15-20 | 18-25 |
气体流量 | 20-25 | 20-25 | 20-25 |