KL-524
Suitable for welding 490N/mm2 grade steel with high deposition rate (about 160%).
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 | E7024/E4924 |
| JIS Z3211 | E4924 |
| EN ISO 2560-A | E42 0 RR 5 3 |
| GB T5117 | E5024 |
▎Applications and Features
- Suitable for welding 490N/mm2 grade steel with high deposition rate (about 160%).
- Good weldability, low spatters, good slag removal and smooth bead appearance.
- Applicable for fillet welds of T-beam or H-beam. Only one pass is needed to reach the required leg size without undercut.
▎Welding position
▎Welding Instruction
Please refer to Appendix A.
▎Application
Applicable for fillet welds of T-beam or H-beam. Only one pass is needed to reach the required leg size without undercut.
▎Typical Chemical Composition of Weld Metal (wt%)
| C | Si | Mn | P | S |
| 0.08 | 0.43 | 0.73 | 0.015 | 0.008 |
▎Typical Mechanical Properties of Weld Metal
| Tensile Strength N/mm2 | Yield Strength N/mm2 | Elongation % | Charpy V-Notch °C | Charpy V-Notch J |
| 540 | 485 | 25 | 0 | 72 |
▎Size and Suggested Operating Range (AC or DC±)
| Diameter(mm) | 3.2 | 4.0 | 5.0 | 6.0 |
| F/H-Fillet Current(A) | 90-130 | 130-180 | 180-240 | 230-300 |
| V-up/OH Current(A) | 80~120 | 110~160 | 150~200 | – |
▎Certification
JISZ3323_TCTW08007