ZHEJIANG YONGXIANG CABLE GROUP CO,.LTD

ZHEJIANG YONGXIANG CABLE GROUP CO,.LTD

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Name: Jason
Tel: 86-571-82481838
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E-mail: sales@weldingsolder.com
Add: Yongxiang Road Pu Er Village Linpu Town Xiaoshan District Hangzhou City Zhejiang Province China

E7015-G

E7015-G
Product name : E7015-G
Item : J507MoWNbB
Details :
 
J507MoWNbB According with GB E5015-G
Corresponding with AWS  E7015-G


Introduction: J507MoWNbB is a kind of low-alloy steel electrode with low-hydrogen natrium type coating. Used for welding structures which resist medium temperature and high temperature (400℃, 320 ATM), H, N and NH3 medium corrosion. It has excellent welding performance. All-position welding.


Uses: Suitable for welding structures which resist medium temperature, high pressure and H, N and NH3 corrosion. Generally used for welding 12SiMoVNb, etc.


Chemical Composition of Deposited Metal (%)
Chemical Composition
C
Mn
Si
S
P
Mo
W
Nb
B
Guarantee Value
≤0.10
≤0.85
≤0.45
≤0.035
≤0.035
0.40~0.60
0.10~0.20
0.01-0.04
0.0005~0.0015

Mechanical Properties of Deposited Metal
Test Item
Rm(MPa)
ReL或Rp0.2(Mpa)
A(%)
KV2(J)
Guarantee Value
≥490
≥390
≥22
≥27(normal temperature)
General Result
≥500
≥400
22-28
≥47

Diffusible Hydrogen Content in Deposited Metal: ≤6.0ml/100g(Glycerine Hydrogen Test)

X-ray Radiographic Inspection: ⅠDegree

Reference Current (DC+)
Electrode Diameter(mm)
φ2.5
φ3.2
φ4.0
φ5.0
Welding Current (A)
60~90
90~120
110~180
160~210

Instructions:
1.The electrodes must be baked under 350-400℃ for 1-2 hours before welding, and used as soon as baking is completed.
2.For welding medium plate, the weldments must be preheated under about 150℃ before welding, and tempered under 740±10℃ after welding.
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