Classification: E71T-1/9C-H4 / E71T-1/9M-H4 (AWS A5.20)
Flux-cored wire · Lincoln Electric
Price on request
Prices for this catalogue are not published; every quotation is prepared for the requested quantity and delivery terms.
Key features
- Specially developed for welding with 100% CO₂ and optimised for Ar/CO₂ mix gas; smooth arc with low spatter
- Good mechanical properties (CVN > 47J at -30°C for CO₂)
- Perfect root pass welding on ceramic backing
- High current capacity, especially in positional welding
- Stable mechanical properties over the wider range of heat input
Standards and classifications
| AWS A5.20 | E71T-1/9C-H4 / E71T-1/9M-H4 |
|---|---|
| EN ISO 17632-A | T 46 3 P C 1 H5 |
Chemical composition
(Weight %), typical, all weld metal
| Shielding gas | C | Mn | Si | P | S | HDM |
|---|---|---|---|---|---|---|
| C1 | 0.05 | 1,3 | 0.4 | 0.015 | 0.009 | 3 ml/100 g |
| M21 | 0.05 | 1,47 | 0.5 | 0.015 | 0.009 | 4 ml/100 g |
Mechanical properties
- , TYPICAL, ALL WELD METAL
- Shielding gas Condition* Yield strength
- (MPa)
- Tensile strength
- (MPa)
- Elongation
- (%)
- Impact ISO-V (J)
- -20°C -30°C
- Required: AWS
- A5.20 min. 400 min. 480 min. 22
- EN ISO 17632-A min. 460 530-680 min. 20 min. 47
- Typical values M21 AW 595 650 26 80
- C1 AW 530 590 25 70
- * AW = As welded
Welding positions
All positions except vertical down
Current type
DC+
Shielding gas
| Designation (EN ISO 14175) | Type | Composition |
|---|---|---|
| M21 | Mixed gas | Ar+ (>15-25%) CO₂ |
| C1 | Active gas | 100% CO₂ Gas flow 15-25 l/min |
Versions and packaging
| Item number | Diameter (mm) | Net weight (kg) | Packaging |
|---|---|---|---|
| 900770N | 1.0 | 5.0 | |
| 900707 | 5.0 | SPOOL (S200) 5.0 | |
| 900728N | 16.0 | SPOOL (B300) 16.0 900700N, | |
| 900728NE | 16.0 | SPOOL (S300) 16.0 | |
| 900798 | 200.0 | DRUM 200.0 | |
| 900735N | 1.6 | 16.0 | |
| 900742NE | 16.0 | SPOOL (S300) 16.0 900742N, |
Availability of individual item numbers is confirmed with the quotation.
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Product inquiry
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