ENQUIRE NOW
Please complete the form below and one of our team will respond to you soon.
WOLFMET TUNGSTEN GRADES TABLE
| Grade | HA 190 | HA 1925 | HA 195 | HE 390 | HE 3925 | HE 395 | HE397 | |
|---|---|---|---|---|---|---|---|---|
| Aerospace industry standards | ||||||||
| ASTM B777-15 | Non-magnetic Class 1 |
Non-magnetic Class 2 |
Non-magnetic Class 3 |
Magnetic Class 1 |
Magnetic Class 2 |
Magnetic Class 3 |
Magnetic Class 4 |
|
| AMS7725F | Type 1 Class 1 |
Type 1 Class 2 |
Type 1 Class 3 |
Type 2 Class 1 |
Type 2 Class 2 |
Type 2 Class 3 |
Type 2 Class 4 |
|
| Typical properties* | Units | |||||||
| Tungsten | Nominal % | 90 | 92.5 | 95 | 90 | 92.5 | 95 | 97 |
| Binder | Ni/Cu | Ni/Cu | Ni/Cu | Ni/Fe | Ni/Fe | Ni/Fe | Ni/Fe | |
| Nominal density |
g/cm³ lb/in³ |
17.1 0.62 |
17.5 0.63 |
17.9 0.65 |
17.1 0.62 |
17.5 0.63 |
18.1 0.65 |
18.5 0.67 |
| 0.2% proof stress | MPa ksi |
675 100 |
650 95 |
680 100 |
645 95 |
645 95 |
660 95 |
660 95 |
| Tensile strength |
MPa ksi |
805 116 |
830 120 |
805 116 |
875 126 |
900 130 |
910 131 |
915 132 |
| Elongation on 25mm (1″) |
% | 7 | 9 | 4 | 25 | 27 | 22 | 12 |
| Hardness | HRC | 24 | 24 | 24 | 27 | 24 | 24 | 25 |
* Properties may vary according to size and shape of part and production conditions. Figures shown are rounded and are typical for coupons (to fig.19 of ASTM E8) measured in accordance with ASTM B777-15; they are offered without warranty or guarantee. Values may be altered without notice and do not constitute a specification and should not be used for design purposes without reference to M&I Materials Ltd. It is for the customer to satisfy itself of the suitability of the products for its own particular purposes and environmental conditions.
Copyright © 2000-2026 M&I Materials Ltd.
Copyright © 2000-2025 M&I Materials Ltd.