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
|
Ni
|
Cr
|
Mo
|
V
|
標(biāo)準(zhǔn)值 | ≤0.15 | ≤1.60 | ≤0.75 | ≤0.015 | ≤0.025 | ≤0.30 | ≤0.20 | ≤0.30 | ≤0.080 |
例值 | 0.078 | 0.96 | 0.54 | 0.007 | 0.013 | 0.008 | 0.028 | 0.007 | 0.004 |
熔敷金屬力學(xué)性能
試驗(yàn)項(xiàng)目
|
Rm
(MPa) |
Rel
(MPa) |
A
(%) |
KV2(J)
|
|
|
|
|
-30℃
|
標(biāo)準(zhǔn)值 | 490~610 | ≥400 | ≥22 | ≥54 |
例值 | 540 | 440 | 32 | 170 |
參考電流(AC、DC+)
焊條直徑(mm)
|
Φ3.2
|
Φ4.0
|
Φ5.0
|
焊接電流(A) | 90~130 | 140~180 | 180~230 |