TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
熔敷金屬的化學(xué)成分(%)(保護(hù)氣體:CO2)
項(xiàng) 目
|
C
|
Mn
|
Si
|
Ni
|
Cr
|
Mo
|
S
|
P
|
Cu
|
保證值 | ≤0.04 | 0.50~2.50 | ≤1.00 | 11.0~14.0 | 17.0~20.0 | 2.0~3.0 | ≤0.030 | ≤0.040 |
≤ 0.75 |
例值 | 0.022 | 1.47 | 0.49 | 12.07 | 18.48 | 2.51 | 0.003 | 0.020 | 0.025 |
熔敷金屬力學(xué)性能 (保護(hù)氣體:CO2)
試驗(yàn)項(xiàng)目
|
Rm
(MPa) |
A
(%) |
保證值 | ≥485 | ≥25 |
例值 | 545 | 40.5 |