TORICH INTERNATIONAL LIMITED
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Standard: GB/T3624, GB/T3625, ASTM B338/ASME SB338, ASTM B861/ASME SB861, DIN17861
Size range: OD: 10-80mm
WT: 0.5-4.5mm
Length: 15m max
Material: TA1, TA2, TA3, TA9, TA10
Usage: Condenser and Heater-Exchangers
Chemical Composition%
| Grade | N max | C max | H max | Fe max | O max | Residual | Al | V | Pd | Mo | Cr | Si max | S max | Mn max | Cu | Oth ers | Ni | Ti | |
| Each max | Total max | ||||||||||||||||||
| TA1 | 0.03 | 0.08 | 0.015 | 0.20 | 0.18 | 0.1 | 0.4 | - | - | - | - | - | - | - | - | - | - | - | balance |
| TA2 | 0.03 | 0.08 | 0.015 | 0.30 | 0.25 | 0.1 | 0.4 | - | - | - | - | - | - | - | - | - | - | - | balance |
| TA3 | 0.05 | 0.08 | 0.015 | 0.30 | 0.35 | 0.1 | 0.4 | - | - | - | - | - | - | - | - | - | - | - | balance |
| TA9 | 0.03 | 0.08 | 0.015 | 0.30 | 0.25 | 0.1 | 0.4 | - | - | 0.12-0.25 | - | - | - | - | - | - | - | - | balance |
| TA10 | 0.03 | 0.08 | 0.015 | 0.30 | 0.025 | 0.1 | 0.4 | - | - | - | 0.2-0.4 | - | - | - | - | - | - | 0.6-0.9 | balance |
| Grade | TS(Mpa) | YS(Mpa) | E(%), min |
| TA1 | ≥240 | 140-310 | 24 |
| TA2 | ≥400 | 275-450 | 20 |
| TA3 | ≥500 | 380-550 | 18 |
| TA9 | ≥400 | 275-450 | 20 |
| TA10 | ≥460 | ≥300 | 18 |
Characteristic:
Good concentricity High Precision
Good surface quality Stable quality
Good OD and ID tolerance Smooth Roughness