TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
焊絲化學(xué)成分(%)
項(xiàng)目
|
C
|
Mn
|
Si
|
S
|
保證值 | 0.04~0.11 | 1.50~2.00 | ≤0.25 | ≤0.010 |
例值 | 0.07 | 1.64 | 0.20 | 0.003 |
項(xiàng)目 | P | Mo | Ti | B |
保證值 | ≤0.020 | 0.30~0.50 | 0.02~0.08 | 0.002~0.0010 |
例值 | 0.006 | 0.37 | 0.05 | 0.005 |
熔敷金屬力學(xué)性能(一例)
試驗(yàn)項(xiàng)目配合焊劑
|
Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
KV2(J)
-40℃ |
JQ?SJ101G | ≥620 | ≥550 | ≥20 | ≥47 |
650 | 570 | 22.0 | 110 95 108 |
焊絲規(guī)格
焊絲直徑(mm)
|
Φ2.5
|
Φ3.2
|
Φ4.0
|
Φ5.0
|