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JY·J507 is a low-hydrogen sodium coated carbon steel electrode

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  • JY·J507 is a low-hydrogen sodium coated carbon steel electrode

JY·J507 is a low-hydrogen sodium coated carbon steel electrode

JY·J507 is low-hydrogen sodium coated carbon steel electrode.It must be operated on DCEP It has very good welding usability that enables it to perform all-position welding,has stable arc, removal of slag is easy and has low spatter.The    deposited metal has good mechanical performance and crack-resistance.


Product Detail

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Application

Purpose: It is applied in welding medium-carbon steel and low-alloy structures

XQ (1)
XQ (2)
XQ (3)

Chemical Composition of Welding Wires(%)

Test Item C Mn Si S P Ni Cr Mo V
Guarantee Value ≤0.15 ≤1.60 ≤0.90 ≤0.035 ≤0.035 ≤0.30 ≤0.20 ≤0.30 ≤0.08
General Result 0.082 1.1 0.58 0.012 0.021 0.011 0.028 0.007 0.016

Mechanical Properties of Deposited Metal

Test Item Rm(MPa) ReL(MPa) A(%) KV₂ (J) -20℃ -30℃
Guarantee Value ≥490 ≥400 ≥20 ≥47 ≥27
General Result 550 450 32 150 142

X-Ray  Radio-graphic  Test  Requirements:Grade  ll

Reference Current(AC、DC)

Diameter(mm) φ2.5 φ3.2 φ4.0 φ5.0
Amperage(A) 60~100 80~140 110~210 160~230

Notes: 1.The electrode must be preheated at the temperature of 350°C for 1 hour. Preheat the rod whenever it is used.
2.The impurities such as rust, oil stains and moisture must be cleared off of the work piece.
3.Short arc is required to perform welding. Narrow weld path is preferred.

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