SMAW
CM-95B91
Stick electrode for 9%Cr-1%Mo-V-Nb steel
| Features: | Applied for ASTM A387 Gr.91 and equivalentsExcellent creep rupture strength |
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| Classification: | AWS A5.5 E9015-B91 |
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| Redrying Conditions: | 325~375℃x1h |
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| Polarity: | DCEP |
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Welding Positions:
Packaging data
φ mm
| Length mm
| kg/pack
| kg/carton
| g/piece
| carton mm
|
|---|
2.5/2.6
| 300
| 2
| 20
| 18
| 270W, 85H, 330L
|
3.2
| 350
| 5
| 20
| 31
| 170W, 120H, 380L
|
4.0
| 350, 400
| 5
| 20
| 48, 55
| 170W, 115H, 430L
|
Composition (all-weld metal mass %)
| Typical
| Guarantya
|
|---|
C
| 0.09 | 0.08~0.13
|
|---|
Si
| 0.23
| 0.30
|
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| Mn | 0.71
| 1.20
|
|---|
| P | 0.01
| 0.01
|
|---|
| S | <0.01
| 0.01
|
|---|
| Ni | 0.10
| 0.80
|
|---|
| Co | 0.42
| -
|
|---|
| Cr | 8.4
| 8.0~10.5
|
|---|
| Mo | 0.99
| 0.85~1.20
|
|---|
| Nb | 0.06
| 0.02~0.10
|
|---|
| V | 0.21
| 0.15~0.30
|
|---|
| Cu | 0.03
| -
|
|---|
| Al | <0.01
| 0.04
|
|---|
| N | 0.03
| 0.02~0.07
|
|---|
| Mn+Ni | 0.81
| 1.40
|
|---|
Note: aSingle values are maximium.
|
Welding parameters (A)
φ mm
| 1F, 1G, 2F, 2G
| 3G uphill, 4G
|
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| 2.5/2.6 | 55~90
| 50~80
|
| 3.2 | 75~115
| 70~110
|
4.0
| 120~160
| 90~150
|
All-weld mechanical properties
| Typical
| Guaranty
|
|---|
0.2%YS (MPa)
| 590
| 531min.
|
|---|
TS (MPa)
| 730
| 621min.
|
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El on 4d (%)
| 21
| 17min.
|
|---|
| V 20°C (J) | 70
| -
|
|---|
| PWHT (°Cxh) | 760x2
| 760±15x2
|
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