| Application: | Aviation, Electronics, Industrial |
|---|---|
| Standard: | GB, ASTM |
| Purity: | >99.95% |
| Alloy: | Non-alloy |
| Shape: | Oval |
| Type: | Tungsten Bars |
| Customization: |
|---|
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Audited Supplier | Typical Properties* | ||||||||
| HD 17 90% W 6% Ni 4% Cu |
HD 17D 90% W 7% Ni 3% Fe |
HD 17.5 92.5% W 5.25% Ni 2.25% Fe |
HD 17.6 92.5% W Balance Ni Fe Mo |
HD 17.7 93% W Balance Ni Fe Mo |
HD 18 95% W 3.5% Ni 1.5% Cu |
HD 18D 95% W 3.5% Ni 1.5% Fe |
HD 18.5 97% W 2.1% Ni .9% Fe |
|
| Mill, Spec. T-21014 D SAE Aero. Materal Spec. (AMS) 7725C ASTM-B-777-97 |
Class 1 Type 1 Class 1 |
Class 1 Type 2 Class 1 |
Class 2 ---- Class 2 |
Diemitech ---- ---- |
S Chat. Free ---- ---- |
Class 3 ---- Class 3 |
Class 3 ---- Class 3 |
Class 4 ---- Class 4 |
| Density Gms/cc Density Lbs/cu. in. |
17 .614 |
17 .614 |
17.5 .632 |
17.6 .636 |
17.7 .639 |
18 .650 |
18 .650 |
18.5 .668 |
| Hardness Rockwell C | 24 | 25 | 26 | 30 | 32 | 27 | 27 | 28 |
| Ultimate Tensile Strength (PSI) | 110,000 | 120,000 | 114,000 | 120,000 | 125,000 | 110,000 | 120,000 | 123,000 |
| Yeild Strength .2% offset (PSI) |
80,000 | 88,000 | 84,000 | 90,000 | 95,000 | 85,000 | 90,000 | 85,000 |
| Elongation (% in 1") | 6 | 10 | 7 | 4 | 4 | 7 | 7 | 5 |
| Proportional Elastic Limit (PSI) |
45,000 | 52,000 | 46,000 | 55,000 | 60,000 | 45,000 | 44,000 | 45,000 |
| Modules of Elasticity (PSI) |
40 x 10 6 | 45 x 10 6 | 47 x 10 6 | 52 x 10 6 | 53 x 10 6 | 45 x 10 6 | 50 x 10 6 | 53 x 10 6 |
| Coefficient of Thermal Expansion x 10 -6 / o C (20-400 o C) |
5.4 | 4.61 | 4.62 | 4.5 | 4.5 | 4.43 | 4.6 | 4.5 |
| Thermal Conductivity (CGS Units) |
.23 | .18 | .20 | .27 | .27 | .33 | .26 | .30 |
| Electrical Conductivity (% IACS) |
14 | 10 | 13 | 14 | 14 | 16 | 13 | 17 |
| Magnetic Properties | NIL | Slightly Magnetic | Slightly Magnetic | Slightly Magnetic | Slightly Magnetic | NIL | Slightly Magnetic | Slightly Magnetic |
| * Properties may vary according to size and shap of part. ** Composition shown is typical and may change for manufacturing purposes or to meet physical and/or application requirements. If non-magnetic material is required, it should be specified. |
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