Titanium pipe and titanium welding pipe
Titanium and zirconium tube grades (other grades are available on request)
| Sandvik grade | UNS | ASTM/ASME | W.Nr. | AFNOR |
|---|---|---|---|---|
| Ti Grade 1 (CP Ti) | R50250 | Grade 1 | W.Nr. 3.7025 | T-35 |
| Ti Grade 2 (CP Ti) | R50400 | Grade 2 | W.Nr. 3.7035 | T-40 |
| Ti Grade 3 (CP Ti) | R50550 | Grade 3 | W.Nr. 3.7055 | T-50 |
| Ti Grade 7 | R52400 | Grade 7 | W.Nr. 3.7235 | - |
| Ti Grade 9 | R56320 | Grade 9 | W.Nr. 3.7195 | T-3AL2.5V |
| Ti Grade 11 | R52250 | Grade 11 | W.Nr. 3.7225 | - |
| Ti Grade 12 | R53400 | Grade 12 | W.Nr. 3.7105 | - |
| Ti Grade 16 | R52402 | Grade 16 | - | - |
| Ti Grade 17 | R52252 | Grade 17 | - | - |
| Ti Grade 26 | R52404 | Grade 26 | - | - |
| Ti Grade 28 | R52254 | Grade 28 | - | - |
| - | - |
| Sandvik grade | Description |
|---|---|
| Ti Grade 1(CP Ti) | Relatively low-strength and high-ductility pure titanium (Cp). |
| Ti Grade 2(CP Ti) | Medium-strength pure titanium (Cp). |
| Ti Grade 3(CP Ti) | High strength pure titanium (Cp). |
| Ti Grade 7 | Medium-strength Pd-alloyed titanium for enhanced corrosion properties. |
| Ti Grade 9 | High-strength titanium alloyed with 3% Al and 2.5% V. |
| Ti Grade 11 | Low-strength titanium plus 0.12-0.25% Pd for enhanced corrosion properties. |
| Ti Grade 12 | High-strength titanium alloy plus 0.3% Mo and 0.8% Ni for enhanced corrosion properties. |
| Ti Grade 16 | Medium-strength titanium plus 0.04-0.08% Pd for enhanced corrosion properties. |
| Ti Grade 17 | Low-strength titanium plus 0.04-0.08% Pd for enhanced corrosion properties. |
| Ti Grade 26 | Medium-strength titanium plus 0.08-0.14% Ru for enhanced corrosion properties. |
| Ti Grade 28 | High-strength titanium alloy plus 3% Al, 2.5% V and 0.08%-0.14% Ru for enhanced corrosion properties. |
| Type of product | Grade(s) |
Technical requirements* according to |
|---|---|---|
| Titanium tubes and pipes | Ti and Ti alloy grades 1, 2, 3, 7, 9, 11, 12, 16, 17, 26 and 28 |
ASTM B337, ASTM B338, ASME SB338 NACE MRO 175-94 VdTÜV 230/2 Dimensional tolerances acc. to DIN 17861 D3/T3 or closer |
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