
Weld Star ER 312 Stainless TIG Wire 5kg Multiple Diameters Available
- ER 312 stainless TIG wire with high chromium and nickel content
- Two-phase weld deposit excellent for dissimilar metals
- Originally designed for cast alloy welding
- Available in multiple diameters and weights
- Ideal for carbon steel to stainless applications

Weld Star ER 312 is a high-chromium, high-nickel austenitic stainless steel TIG wire originally designed for cast alloys. With its two-phase weld deposit and substantial ferrite content, it’s exceptionally versatile for dissimilar metal joining and challenging applications. Available in multiple options to suit your welding needs.
Features
- Two-phase weld deposit with ferrite in austenite matrix
- Excellent for dissimilar metal joining
- Originally designed for cast alloy welding
- High chromium and nickel content
- Enhanced crack resistance
- Available in multiple diameters and weights
- Convenient spool packaging
| Specification | Details |
|---|---|
| Brand | Weld Star Wires & Electrodes |
| Diameter | 1.6 mm, 2.4 mm, 3.2 mm |
| Brand | Weld Star |
| SKU | Diameter | Stock Status | |
|---|---|---|---|
| 6011100346 | 3 2 mm | In Stock | £66.67 ex VAT £80.00 inc VAT |
| 6011100345 | 2 4 mm | In Stock | £66.67 ex VAT £80.00 inc VAT |
| 6011100157 | 1 6 mm | In Stock | £66.67 ex VAT £80.00 inc VAT |
Technical Data Sheet
Download PDFA carriage charge is applied to orders, for standard 1-2 day shipments to mainland destinations within the United Kingdom. Other destinations and premium services are available but subject to additional freight charges.
Weld Star ER 312 Stainless TIG Wire 5kg Multiple Diameters Available Get in touch
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