C&N offers high quality of ASME SA213, ASTM A 213 T2, T11, T12, T22, T91, heat-Exchanger seamless steel tube
Features:
(1) Commodity:Application: Boiler tube, super heater tube, heat-Exchanger tube.
(2) Process method: Cold drawn / cold rolled
(3) Surface finish: Anneal / pickling / polished / bright anneal
(4)Material details
Standard: ASTM A213/ASME SA213
Steel grade: T2, T11, T12, T22, T91, T92
Size: OD (10-127mm) x WT (1.2-12.7mm)
(5) Packaging: Seaworthy wooden cases / steel framed cases / simple packaging
Features:
(1) Commodity:Application: Boiler tube, super heater tube, heat-Exchanger tube.
(2) Process method: Cold drawn / cold rolled
(3) Surface finish: Anneal / pickling / polished / bright anneal
(4)Material details
Standard: ASTM A213/ASME SA213
Steel grade: T2, T11, T12, T22, T91, T92
Size: OD (10-127mm) x WT (1.2-12.7mm)
Grade | Chemical Composition% | ||||||||
| C | Si | Mn | P,S | Cr | Mo | Ni | V | Al | |
| T2 | 0.10~0.20 | 0.10~0.30 | 0.30~0.61 | ≤ 0.025 | 0.50~0.81 | 0.44~0.65 | - | - | - |
| T11 | 0.05~0.15 | 0.50~1.00 | 0.30~0.60 | ≤ 0.025 | 1.00~1.50 | 0.44~0.65 | - | - | - |
| T12 | 0.05~0.15 | ≤ 0.5 | 0.30~0.61 | ≤ 0.025 | 0.80~1.25 | 0.44~0.65 | - | - | - |
| T22 | 0.05~0.15 | ≤ 0.5 | 0.30~0.60 | ≤ 0.025 | 1.90~2.60 | 0.87~1.13 | - | - | - |
| T91 | 0.07~0.14 | 0.20~0.50 | 0.30~0.60 | ≤ 0.02 | 8.0~9.5 | 0.85~1.05 | ≤ 0.4 | 0.18~0.25 | ≤ 0.015 |
| T92 | 0.07~0.13 | ≤ 0.5 | 0.30~0.60 | ≤ 0.02 | 8.5~9.5 | 0.30~0.60 | ≤ 0.4 | 0.15~0.25 | ≤ 0.015 |
| Grade | Chemical Composition% | Mechanical Properties | |||||||
| W | B | Nb | N | T. S | Y.P | Elongation | Hardness | ||
| T2 | - | - | - | - | ≥415MPa | ≥205MPa | ≥30% | 163HBW ( 85HRB) | |
| T11 | - | - | - | - | ≥415MPa | ≥205MPa | ≥30% | 163HBW ( 85HRB) | |
| T12 | - | - | - | - | ≥415MPa | ≥220MPa | ≥30% | 163HBW ( 85HRB) | |
| T22 | - | - | - | - | ≥415MPa | ≥205MPa | ≥30% | 163HBW (85HRB) | |
| T91 | - | - | 0.06~0.10 | 0.03~0.07 | ≥585MPa | ≥415MPa | ≥20% | 250HBW (25HRB) | |
| T92 | 1.50~2.00 | 0.001~0.006 | 0.04~0.09 | 0.03~0.07 | ≥620MPa | ≥440MPa | ≥20% | 250HBW (25HRB) | |
(5) Packaging: Seaworthy wooden cases / steel framed cases / simple packaging