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J502 Welding Electrode

1.Qualified tensile strength and hardness

2.Approved by ISO9001, CE, SGS, BV, Form-E, CO , MTC Certificates

3. Quick delivery and standard wooden exporting package.

4. Low MOQ and Flexible Production Ability.

5.Support payment with T/T, L/C , paypal, kunlun bank, etc.

6. OEM and ODM, welcome customers to visit our factory for better understanding;

7. Our factory provide steel products with competitive price and reliable quality;

8. Value friendship and trustworthy, devote to provide long-term service to our distinguished customers.

+8613222808717
+86 13222808717
Darren@screwmetal.com
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Chemical composition of deposited metal

projectCMnSiSPNiCrMoV
Guaranteed value≤0.15≤1.25≤0.90≤0.035≤0.040≤0.30≤0.20≤0.30≤0.08
Example0.090.700.240.0200.0250.0300.0350.0050.004


Mechanical properties of deposited metal

projecttensile strengthRm/MPaYield StrengthRel/Rp0.2  MPaElongationA(%)Charpy V-notch impact absorption energyKV2(J)
0℃
Guaranteed value≥490≥400≥20≥27
Example5304502890


Reference current

Welding diameter(mm)Φ2.5Φ3.2Φ4.0Φ5.0
Welding length(mm)300350400400
Welding current(A)60~10080~140140~220180~240


Features:

J502 is a carbon steel electrode with calcium titanium coating. It can be used for both AC and DC, and can be used for all-position welding. It has excellent welding process performance and mechanical properties, stable arc, little spatter, easy slag removal, and beautiful weld shape.


Usage:

It is mainly used for the welding of low alloy steel structures with a tensile strength level of 490MPa, such as construction rebar and other structural steels such as 16Mn.


Precautions: 

Under normal circumstances, the electrode does not need to be baked before welding. When the electrode gets wet, it must be baked at 150-170°C for 0.5-1 hour before use.

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