KT-411
KT-411 is a high cellulose type electrode for mild steel.
KUANG TAI METAL INDUSTRIAL CO., LTD.
廣泰金屬工業股份有限公司
No.20, Gongye Rd., Erzhen, Guantian Dist.
Tainan City 72042, Taiwan
TEL：886-6-6987615 FAX：886-6-6987315
▎Classification
| AWS A5.1/A5.1M | E6011/E4311 |
| JIS Z3211 | E4311 |
| EN ISO 2560-A | E35 3 C 1 1 |
| GB T5117 | E4311 |
▎Applications and Features
- KT-411 is a high cellulose type electrode for mild steel.
- Excellent X-ray quality welds and good root pass operability.
- Fast-freezing slag, light slag, easy slag removal, and deep penetration.
- No slag inclusion and good porosity resistance when base metal with rust, oil and zinc primer.
- Ideal for welding pipeline, shipbuilding, oil tank, and boiler.
▎Welding Position
▎Welding Instruction
Please refer to Appendix A
▎Applications
Ideal for welding pipeline, shipbuilding, oil tank, and boiler.
▎Typical Weld Metal Composition (wt%)
| C | Si | Mn | P | S |
| 0.11 | 0.27 | 0.66 | 0.019 | 0.007 |
▎Typical Weld Metal Mechanical Properties
| Tensile Strength N/mm² | Yield Strength N/mm² | Elongation % | Charpy V-Notch ℃ | Charpy V-Notch J |
| 500 | 437 | 25 | -30 | 55 |
▎Available Sizes and Welding Parameters (AC/DC+)
| Diameter(mm) | 3.2 | 4.0 | 5.0 |
| F/HF | 70-110 | 80-140 | 160-210 |
| V-up/OH | 60-90 | 80-110 | – |