TU 48-19-39-85. Tungsten and tungsten wire.
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Scope of application TU 48−19−39−85
This standard regulates the general requirements for the production of tungsten wire and wire. Finished products must meet mechanical requirements, including tensile strength, yield strength, elongation, etc. Chemical analysis, tensile tests and hardness tests must be carried out in accordance with relevant standards.
Bibliography
| Type of standard | Standards for products (services) |
| Date of implementation | 01/01/1986 year |
| Approved by | Interstate Council for Standardization, Metrology and Certification |
| Original language | Russian |
| Title in English | Manufacture of bar and wire tungsten. Technical conditions |
| Code CHS |
B53 |
| Number of pages | 34 |
Wire dimensions and limit deviations
| Assortment | Nominal diameter, mm | Tolerance. Deviations, mm | Length, mm, not less than |
|---|---|---|---|
| Wire | from 1.50 to 1.90 every 0.10 | ± 0.07 | 500 |
| from 2.00 to 2.50 every 0.25 | ± 0.10 | 1000 | |
| 2.75 | ± 0.08 | 1000 | |
| Bars | 3.00 | ± 0.08 | 1000 |
| 3.50 | ± 0.08 | 1000 | |
| 4.00 | ± 0.10 | 1000 | |
| 4.50 | ± 0.10 | 500 | |
| 5.00 | ± 0.10 | 500 | |
| from 5.50 to 10.0 every 0.50 | ± 0.15 | 500 | |
| from 10.5 to 12.0 every 0.50 | ± 0.20 | 200 | |
| from 13.0 to 17.0 every 1.0 | ± 0.50 | 200 | |
| 18.0 | ± 1.00 | 200 |
Delivery, price
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