GOST 21945
GOST 21945 (Seamless hot-formed tubes from titanium and alloys based on titanium. Specifications)· GOST (Russia) · 8 materials
| Designation | Alternative designation | Material group | |
|---|---|---|---|
| OT4 | ОТ4 | Titanium | chevron_right |
| OT4-1 | ОТ4-1 | Titanium | chevron_right |
| PT-1M | ПТ-1М | Titanium | chevron_right |
| PT-3V | ПТ-3В | Titanium | chevron_right |
| PT-7M | ПТ-7М | Titanium | chevron_right |
| TS5 | ТС5 | Titanium | chevron_right |
| VT1-0 | ВТ1-0 | Titanium | chevron_right |
| VT14 | ВТ14 | Titanium | chevron_right |