Changshu Longteng Special Steel Co., Ltd.
LONGTENG WELDING CONSUMABLES WELDING THE GLOBAL
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E7016 2.0/2.5/3.2/4.0/5.0 mm Carbon Steel Electrodes
Mild Steel welding electrode / welding rod E7016 has a coating with low-content hydrogen and sodium. It has excellent plasticity, tenacity and anti-cracking ability in low temperature, good arc stiffness, nearly no magnetic blow.
Conform to Standard
GB/T 5117 E5016
AWS A5.1 E7016
ISO 2560-B-E 49 16 A
Purpose:It is applied in welding medium-carbon steel and low-alloy structures such as 16Mn, 09Mn2Si, 09Mn2V and the steels used in shipbuilding such as A, B, D, E.
Chemical Composition(%)
| Chemical Composition | C | Mn | Si | S | P | Ni | Cr | Mo | V |
| Guarantee Value |
≤ 0.15 |
≤ 1.60 |
≤ 0.75 |
≤0.035 | ≤0.035 |
≤ 0.30 |
≤ 0.20 |
≤ 0.30 |
≤ 0.08 |
| General Result | 0.080 | 1.05 | 0.51 | 0.012 | 0.020 | 0.012 | 0.030 | 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 | 540 | 430 | 32 | 175 | 169 |
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.