E71T-GS FCW wire 1kg 0.8mm
Description
Flux-cored self-shielding welding wire E71T-GS
Self-shielded welding wire E71T-GS is designed for welding thin sheets of galvanized carbon and low-alloy steels in all spatial positions without shielding gases.
Flux-cored wire, with an overlap joint, for single-pass welding, without a protective gas atmosphere in all spatial positions. The wire is primarily intended for use in the shipbuilding industry, outside the normal welding operating conditions of shipyards or where it is difficult to use the semi-automatic gas shielded welding procedure. For welding parts in rotation, manufacturing various metal structures, etc.
DC welding, straight polarity.
| Classification | Chem. compound | Mechanical properties |
| AWS A5.20: E71T-GS |
C = 0.30% "Mn = 0.60% "Si = 0.20% "P < 0.025% S < 0.025% Al = 1.60% |
Yield strength 400 MPa Strength 480 MPa Elongation 22% Impact strength ḟ, J ≥90 Test temperature -20°С |
Features Flux-cored wire E71T - GS, with an overlap joint, for single-pass welding, without a protective gas atmosphere in all spatial positions.
The wire is intended for use in the shipbuilding industry, outside normal welding operating conditions in shipyards or in locations where it is difficult to use the semi-automatic gas shielded welding procedure; For welding parts in rotation in the manufacture of various metal structures, etc.;
Self-shielding flux-cored wire E71T-GS, which does not require external gas protection of the weld pool (welding without shielding gases), is intended for mechanized welding. This wire is used for welding carbon and low-alloy steels, and is used in conditions where the use of additional equipment (protective gas cylinders) is difficult.
Advantages of wire for semi-automatic machines
- an open-type arc allows the welder to observe the weld pool and work more accurately and accurately;
- the wire has a precise chemical composition, which guarantees the future composition of the weld;
- possibility of welding parts in different positions;
- there is no need to use protective gas, heavy and bulky cylinders, or flux.
E71T - GS can be used for welding work outdoors, regardless of weather conditions: blowing wind, high or low temperature.
Self-shielding wire got its name due to its special composition. The core contains special additives: slag-forming, protective, deoxidizing. Such features of the material make it possible not to use gases or flux.
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