TORICH INTERNATIONAL LIMITED
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Alloy Steel Grade T5 T9 T11 T12 T22
Alloy Steel Pipe Heat-Exchanger Tubes SA213
| Steel Grade | C | Mn | P | S | Si | Cr | Mo |
|
| max | max | max | max | max | min |
|
| T5 | 0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.5 | 4.0-6.0 | 0.45-0.65 |
| T9 | 0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.25-1.00 | 8.0-10.0 | 0.90-1.10 |
| T11 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50-1.00 | 1.0-1.50 | 0.44-0.65 |
| T12 | 0.05-0.15 | 0.30-0.61 | 0.025 | 0.025 | 0.50 | 0.80-1.25 | 0.44-0.65 |
| T21 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50-1.00 | 2.65-3.35 | 0.80-1.06 |
| T22 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50 | 1.90-2.60 | 0.87-1.13 |
| Steel Grade | Tensile Strength | Yield Strength | Elongation | Hardness.Max |
|
| |
| min.ksi [Mpa] | min.ksi [Mpa] | % | Brinell/Vickers | Rockwell |
|
|
|
| T5b | 60[415] | 30[205] | 30 | 179HBW/190HV | 89HRB |
|
|
| T9 | 60[415] | 30[205] | 30 | 179HBW/190HV | 89HRB |
|
|
| T12 | 60[415] | 32[220] | 30 | 163HBW/170HV | 85HRB |
|
|
| T91 | 85[585] | 60[415] | 20 | 250HBW/265HV | 25HRC |
|
|
| T92 | 90[620] | 64[440] | 20 | 250HBW/265HV | 25HRC |
|
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