K-71T AWS A5. 20 : E71T-1C
by KISWEL
Welding of 490MPa high tensile steels with outstanding mechanical properties.
AWS:
A5.20 : E71T-1C
Specification
Key Features
| Sizes (mm) | Standard | Welding Position | Shielding gas | Polarity | |
|---|---|---|---|---|---|
| 1.2~2.4 | AWS A5.20 AWS A5.36 JIS Z 3313 KS D 7104 EN ISO 17632-A EN ISO 17632-B |
E71T-1C E71T1-C1A0-CS1-H8 T49J 0 T1-1 CA-U H10 YFW-C50DR T42 0 P C1 1 H10 T49 0 T1-1 C1A-U H10 |
F, HF, H, VU, VD, OH | CO2 | DC(+) |
| Typical chemical composition all-weld metal (%) | ||||||||
|---|---|---|---|---|---|---|---|---|
| C | Si | Mn | P | S | Cr | Ni | Mo | Remark |
| 0.04 | 0.55 | 1.25 | 0.015 | 0.012 | - | - | - | - |
| Typical mechanical properties of all-weld metal | |||||
|---|---|---|---|---|---|
| Y.S (MPa) | T.S (MPa) | EI. (%) | Hardness (HV) | IV (J) | PWHT |
| 520 | 580 | 29 | - | 70 (0℃) 55 (-20℃) |
- |
Product Dimensions and Weld Current Range
| Welding Position |
Sizes (mm) | Ampere (A) | Volt (V) | ||
|---|---|---|---|---|---|
| Min. | Max. | Min. | Max. | ||
| F, HF | 1.2mm | 200 | 280 | 24 | 29 |
| VU | 1.2mm | 180 | 240 | 24 | 28 |
| OH | 1.2mm | 150 | 230 | 22 | 26 |
| F, HF | 1.4mm | 220 | 340 | 24 | 31 |
| VU | 1.4mm | 200 | 260 | 25 | 28 |
| OH | 1.4mm | 160 | 230 | 23 | 26 |
| F, HF | 1.6mm | 240 | 380 | 24 | 33 |
| VU | 1.6mm | 220 | 260 | 25 | 28 |
| OH | 1.6mm | 170 | 240 | 22 | 28 |