TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
熔敷金屬化學(xué)成分(%)
試驗(yàn)項(xiàng)目
|
C
|
Mn
|
Si
|
S
|
P
|
Cr
|
Ni
|
Mo
|
Cu
|
標(biāo)準(zhǔn)值 | ≤0.040 |
0.50- 2.50 |
≤1.00 | ≤0.030 | ≤0.040 |
18.0~ 21.0 |
9.0~ 12.0 |
≤0.75 | ≤0.75 |
例值 | 0.030 | 1.00 | 0.68 | 0.003 | 0.013 | 18.40 | 10.65 | 0.025 | 0.020 |
熔敷金屬力學(xué)性能
試驗(yàn)項(xiàng)目
|
Rm (MPa)
|
A(%)
|
KV2 (J)
-196℃ |
標(biāo)準(zhǔn)值 | ≥510 | ≥30 | ≥31 |
例值 | 560 | 46 | 39 |
參考電流(AC、DC+)
焊條直徑(mm)
|
Φ2.5
|
Φ3.2
|
Φ4.0
|
Φ5.0
|
焊接電流(A) | 60~90 | 90~120 | 130~160 | 150~200 |