SW-ENi2
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ENi2
SUBMERGED ARC WELDING WIRE: SW-ENi2
Specification：AWS A5.23 F7A6-ENi2
ASME/SFA 5.23 ENi2
Introduction：
For 550Mpa grade low alloy steel, contain 2% Ni, suitable for low temperature steel.
Well weldability: stable arc, easy slag removal,neat weld bead.
Application：
Cryogenic storage tank
Oil storage tank
Pressure Vessel
Synthetic chemical
Pass the certification：
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Chemical Composition of Wire %：
| C | Mn | Si | P | S | Ni | Cu | |
| AWS | ≤0.12 | 0.75-1.25 | 0.05-0.30 | ≤0.020 | ≤0.020 | 2.1-2.9 | ≤0.35 |
| TR(HC) | 0.11 | 1.12 | 0.12 | 0.010 | 0.010 | 2.80 | 0.09 |
Mechanical Properties of Deposited Metal：
| Tensile Strength | Yield Strength | Elongation | Impact Value | |||||
| Mpa | Mpa | % | -60℃ J | |||||
| TR(HC) | 603 | 502 | 25 | 101 | ||||
Diameter/Packing：
| Diameter | Hollow Coil | Drum | Spool | Basket | |||||||
| mm/in | 25kg(55lbs) | 50kg(110lbs) | 60Kg(132lbs) | 100Kg(220lbs) | 150Kg(330lbs) | 250Kg(550lbs) | 350Kg(770lbs) | 250Kg(550lbs) | 350Kg(770lbs) | 20Kg(44lbs) | 25kg(55lbs) |
| 1.0(0.040) | √ | √ | |||||||||
| 1.2(0.045) | √ | √ | |||||||||
| 1.4(0.052) | √ | √ | |||||||||
| 1.6(1/16) | √ | √ | √ | √ | √ | √ | |||||
| 2.0(5/64) | √ | √ | √ | ||||||||
| 2.4(3/32) | √ | √ | √ | √ | √ | √ | √ | √ | |||
| 3.0(0.118) | √ | √ | √ | √ | √ | √ | √ | √ | |||
| 3.2(1/8) | √ | √ | √ | √ | √ | √ | √ | √ | |||
| 4.0(5/32) | √ | √ | √ | √ | √ | √ | √ | √ | |||
| 4.8(3/16) | √ | √ | √ | √ | √ | √ | √ | √ | |||
| 5.0(0.197) | √ | √ | √ | √ | √ | √ | √ | √ | |||
| 6.0(15/64) | √ | √ | √ | √ | |||||||
| 6.4(1/14) | √ | √ | √ | √ | |||||||
Welding position：PA
Points for Attention：
1. The Welding flux must be baked under 300-350℃ for 1-2 hours.
2. Remove the oil, dust and rust from the welding parts
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