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免充氬弧藥皮焊絲為背面自保護(hù)不銹鋼TGF焊絲,焊縫背面無需充氬保護(hù),支持全位置焊接,焊接過程穩(wěn)定,焊縫質(zhì)量更高,背面成型好,背面焊渣易脫落。
產(chǎn)品名稱及化學(xué)成份:
產(chǎn)品型號 |
C |
Si |
Mn |
P |
S |
Ni |
Cr |
Mo |
TGF308 |
≤0.08 |
≤0.65 |
1.0-2.5 |
≤0.03 |
≤0.03 |
9.0-11.0 |
19.5-22.0 |
—— |
TGF308L |
≤0.03 |
≤0.65 |
1.0-2.5 |
≤0.03 |
≤0.03 |
9.0-11.0 |
19.5-22.0 |
—— |
TGF309 |
≤0.12 |
≤0.65 |
1.0-2.5 |
≤0.03 |
≤0.03 |
12.0-14.0 |
23.0-25.0 |
—— |
TGF309L |
≤0.03 |
≤0.65 |
1.0-2.5 |
≤0.03 |
≤0.03 |
12.0-14.0 |
23.0-25.0 |
—— |
TGF316L |
≤0.03 |
≤0.65 |
1.0-2.5 |
≤0.03 |
≤0.03 |
11.0-14.0 |
18.0-20.0 |
2.0-3.0 |
TGF347 |
≤0.08 |
≤0.65 |
1.0-2.5 |
≤0.03 |
≤0.03 |
9.0-11.0 |
19.0-21.5 |
≤1.0 |
焊接工藝參數(shù)
T:板厚mm;θ:坡口角度°;a:鈍邊厚度mm;b:對口間隙mm
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焊接位置
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坡口狀況
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焊接條件
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|||||
T
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θ
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a
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b
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電流(A)
|
其它
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||
平仰
|
≤3
|
0
|
0
|
2-4
|
100-140
|
|
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>3
|
30-40
|
1-3
|
2-4
|
100-180
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垂直
|
≤3
|
0
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0
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2-4
|
80-120
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>3
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30-40
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1-3
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2-4
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100-160
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包裝:5Kg/20Kg;長度:1000mm;直徑:φ2.0-2.5mm;