E7018 Welding Electrode

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The E7018 welding electrode comes with low hydrogen potassium coating. This welding accessory offers excellent wedalbility in all position welding for high strength steel and low alloy steel. Thanks to iron powder contained, our low alloy welding rod offers 11% welding efficiency.

Our welding electrode is characterized by remarkable impact toughness at low temperature and outstanding crack resistance. This high strength steel electrode excels at catering to demanding welds for ships, boilers, high-pressure vessels, bridges, high-rise buildings, offshore platforms and nuclear power plants, etc.

Standard
AWS E7018

Available size
2.5×300, 2.5×350, 3.2×350, 4.0×400, 4.0×450, 5.0×400, 5.0×450

Chemical composition of deposited metal (%)

	C	Mn	Si	S	P	Cr	Ni	Mo	V
Standard	≤0.15	≤1.60	≤.075	≤0.035	≤0.040	≤0.20	≤0.30	≤0.30	≤0.08
Typical	0.067	1.35	0.52	0.010	0.015	0.045	0.021	0.010	0.013

Mechanical properties of deposited metal

	ReH (Mpa)	Rm (Mpa)	A5 (%)	-20℃	-29℃	-46℃
Standard	≥ 375	490-660	≥22	≥ 47	≥27	≥27
Typical	445	540	30	170 (J)	150 (J)	130 (J)

Note
Surface of base metal should be cleaned up. Welding electrode requires 1-2 hour 400℃ preheat before welding. Welding rod in 2.5mm diameter only needs one hour preheat at 350℃ before welding.

Packaging
5kg/box, 4 boxes/carton
Each colorful box is wrapped with LDPE film and filled into carton.
Printing is based on customer's requirements.

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