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Flux-cored Welding Wire-AWS A5.20 E70T-5

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SKU:AWS A5 20 E70T-5

Flux-cored Welding Wire-AWS A5.20 E70T-5

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AWS A5.20 E70T-5 is alkalinity type CO2 shielded flux cored wire. There are characteristics such as steady arc, lower spatter loss, perfect joint’s appearance and less slag covering during welding, which all will lead perfect mechanical properties and fine crack resistance.

☆Characteristics on Usage

AT-YJ507 is alkalinity type CO2shielded flux cored wire. There are characteristics such as steady arc, lower spatter loss, perfect joint’s appearance and less slag covering during welding, which all will lead perfect mechanical properties and fine crack resistance.

☆Applications

For main structure of mild steel and 490MPa high tensile steel, widely used in welding of boiler, tanks, shipbuilding, bridges, constructions, and pipes.

☆Notes on Usage

★Use 100% CO2gas.

★CO2mass flow controlled at 20-25L/min

★Wire extension: 15-25mm

★DC+

☆Typical Chemical Composition of Joint Metal

ID Item C Mn Ni Si S P

AT-YJ507

Max

≤0.10 ≤1.60 ≤0.50 ≤0.60 ≤0.030 ≤0.030
Standard 0.04 1.28 0.40 0.33 0.010 0.015

☆Typical Mechanical Properties of Joint Metal

ID Item Ơb( MPa) Ơs(MPa) δ5(%) Akv(0℃)(J) Akv(-30℃)(J)

AT-YJ507

Max

≥500 ≥410 ≥22 ≥47 ≥27
Standard 550 450 28 156 80

☆Parameters(DC+)

Diameter(mm) Φ1.2 Φ1.4 Φ1.6
Current(A)
F 120-300 150-380 180-420
H 120-30 150-350 180-380


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