TU 48-19-221-83. Rods made of yttrium tungsten of grade СВИ-1.
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Scope of application TU 48−19−221−83
This standard regulates the general requirements for the production of a bar of ugly-grade tungsten, grade SVI-1, intended for welding active metals in a protective atmosphere of argon and helium. 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 | 01/01/1984 year |
| Approved by | Interstate Council for Standardization, Metrology and Certification |
| Original language | Russian |
| Title in English | Bars of yttrium tungsten |
| Code CHS |
B55 |
| Number of pages | 34 |
Bar dimensions
| Nominal diameter, mm | Limit deviations in diameter, mm | Length, not less, mm |
|---|---|---|
| From 2.00 to 6.00 through 1.0 | ± 0.07 | 120 |
| 8.0 | ± 0.10 | 200 |
| 10.0 | ± 0.10 | 200 |
The diameter bars from 2.0 mm to 6.0 mm are supplied ground.
Delivery, price
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