ASTM A213 ASME SA213 Alloy Steel Seamless Tubes T1 T11 T12 for Boiler Superheater Heat Exchanger 6.35-114.3mm OD
High-performance chromium-molybdenum alloy seamless tubes designed for boiler, superheater, and heat exchanger applications. Manufactured to meet rigorous international standards for industrial heating systems.
HDT supplies extensive quantities of Cr-Mo alloy seamless pipes and tubes, exporting to over 35 countries worldwide. Our alloy seamless tubes are widely used in boiler and heating applications across multiple industries.
HDT controls the entire manufacturing process from raw material to finished products. Inspection points are strategically located throughout the manufacturing process to ensure all products meet stringent requirements. Our quality control system detects faults at the earliest possible stage, eliminating the risk of rejection at final inspection.
We maintain comprehensive traceability control and undergo third-party inspections through TPI organizations including BV, SGS, DNV, ABS, MOODY, and IBR, ensuring product quality is clearly recognized by our clients.
- SA178-A, SA178-C, SA179, SA192
- SA209-T1, SA209-T1a, SA209-T1b
- SA210-A1, SA210-C, SA214
- SA513 MT 1010, SA513 MT 1015, SA513 MT 1020
- SA213-T1, SA213-T11, SA213-T12, SA213-T22
- SA213-T5, SA213-T9, SA213-T91
- SA333-Gr.1, SA333-Gr.3, SA333-Gr.6, SA333-Gr.7, SA333-Gr.8
- SA334-Gr.1, SA334-Gr.3, SA334-Gr.6, SA334-Gr.7, SA334-Gr.8
- Stainless Steel: TP304, TP304L, TP304H, TP304N, TP310H, TP310S, TP309S, TP316L, TP316H, TP316Ti, TP316LN, TP321, TP321H, TP347, TP347H, TP348, TP347HFG, TP405, TP409, TP410, TP430, TP439, TP444, TP446
- Duplex Steel: S31803, S32205, S32750, S32760, S32707, S32304, S31500, S31254, 254MA
- Copper & Bronze: C70600, C71500, C71640, C68700, C44300
- Titanium: GR.1, GR.2, GR.5, GR.7, GR.9, GR.12
- Nickel Alloys: NO2200, NO2201, NO8020, NO6022, N10276, NO4400, NO6600, NO6601, NO6625, NO690, NO8800, NO8810, NO8811, NO8825, TP904L
| Outside Diameter (mm) | Outside Diameter (inch) | BWG 25 | BWG 22 | BWG 20 | BWG 18 | BWG 16 | BWG 14 | BWG 12 | BWG 10 |
|---|---|---|---|---|---|---|---|---|---|
| 6.35 | 1/4 | 0.081 | 0.109 | 0.133 | 0.174 | 0.212 | |||
| 9.53 | 3/8 | 0.126 | 0.157 | 0.193 | 0.257 | 0.356 | 0.429 | ||
| 12.7 | 1/2 | 0.214 | 0.263 | 0.356 | 0.457 | 0.612 | 0.754 | ||
| 15.88 | 5/8 | 0.271 | 0.334 | 0.455 | 0.588 | 0.796 | 0.995 | ||
| 19.05 | 3/4 | 0.327 | 0.405 | 0.553 | 0.729 | 0.895 | 1.236 | ||
| 25.4 | 1 | 0.44 | 0.546 | 0.75 | 0.981 | 1.234 | 1.574 | 2.05 | |
| 31.75 | 1 1/4 | 0.554 | 0.688 | 0.947 | 1.244 | 1.574 | 2.014 | 2.641 | |
| 38.1 | 1 1/2 | 0.667 | 0.832 | 1.144 | 1.514 | 1.904 | 2.454 | 3.233 | |
| 44.5 | 1 3/4 | 1.342 | 1.774 | 2.244 | 2.894 | 3.5 | |||
| 50.8 | 2 | 1.549 | 2.034 | 2.574 | 3.334 | 4.03 | |||
| 63.5 | 2 1/2 | 1.949 | 2.554 | 3.244 | 4.214 | 5.13 | |||
| 76.2 | 3 | 2.345 | 3.084 | 3.914 | 5.094 | 6.19 | |||
| 88.9 | 3 1/2 | 2.729 | 3.609 | 4.584 | 5.974 | 7.27 | |||
| 101.6 | 4 | 4.134 | 5.254 | 6.854 | 8.35 | ||||
| 114.3 | 4 1/2 | 4.654 | 5.924 | 7.734 | 9.43 |
| BWG | Wall Thickness (mm) |
|---|---|
| 25 | 0.508 |
| 22 | 0.71 |
| 20 | 0.89 |
| 18 | 1.24 |
| 16 | 1.65 |
| 14 | 2.11 |
| 12 | 2.77 |
| 10 | 3.40 |
| Grade | C | Si | Mn | P, S Max | Cr | Mo | Ni Max | V | Al Max | T. S (MPa) | Y. P (MPa) | Elongation | Hardness |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| T2 | 0.10~0.20 | 0.10~0.30 | 0.30~0.61 | 0.025 | 0.50~0.81 | 0.44~0.65 | - | - | - | ≥ 415 | ≥ 205 | ≥ 30% | 163HBW(85HRB) |
| T11 | 0.05~0.15 | 0.50~1.00 | 0.30~0.60 | 0.025 | 1.00~1.50 | 0.44~0.65 | - | - | - | ≥ 415 | ≥ 205 | ≥ 30% | 163HBW(85HRB) |
| T12 | 0.05~0.15 | Max 0.5 | 0.30~0.61 | 0.025 | 0.80~1.25 | 0.44~0.65 | - | - | - | ≥ 415 | ≥ 220 | ≥ 30% | 163HBW(85HRB) |
| T22 | 0.05~0.15 | Max 0.5 | 0.30~0.60 | 0.025 | 1.90~2.60 | 0.87~1.13 | - | - | - | ≥ 415 | ≥ 205 | ≥ 30% | 163HBW(85HRB) |
| 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 | ≥ 585 | ≥ 415 | ≥ 20% | 250HBW(25HRB) |
| T92 | 0.07~0.13 | Max 0.5 | 0.30~0.60 | 0.02 | 8.5~9.5 | 0.30~0.60 | 0.4 | 0.15~0.25 | 0.015 | ≥ 620 | ≥ 440 | ≥ 20% | 250HBW(25HRB) |
| Outside Diameter | OD Tolerance | WT Tolerance | Ovality Tolerance | Cut Length Tolerance |
|---|---|---|---|---|
| OD≤ 12.7 mm | ± 0.13 mm | ± 15 % | - | + 3.18 mm, - 0 mm |
| 12.7 mm | ± 0.13 mm | ± 10 % | max 1.65 mm | + 3.18 mm, - 0 mm |
| 38.1 mm | ± 0.25 mm | ± 10 % | max 2.41 mm | + 4.76 mm, - 0 mm |
- Petrochemical Industry
- Chemical Industry
- Nuclear Power Plant Industry
- Oil and Gas Industry
- Research & Development
- Mega Projects & Defense Industries
- Pulp & Paper Industry
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