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ASTM A249 / A249M ASME SA249 TP304H, TP309H, TP09HCb, TP3100 H, TP3100HCb, TP316H, TP321H, TP347H и TP348H - нержавеющие трубы типа TP304, TP309 / A249M, TP303Cb, TP310S, TP310Cb, TP316, TP321, TP347 и TP348 - ступенчатые нержавеющие трубы, пригодные для работы при высоких температурах, таких, как перегреватели и регенераторы.
размеры и толщина трубопровода ASTM A249 / A249M ASME SA249 обычно устанавливаются в соответствии с настоящими нормами на уровне 1 / 8 дюймов. внутренний диаметр [3.2 мм] от 12 В. наружный диаметр [304.8 мм], 0015 - 0320 in. толщина стенки [0,4 - 8,1 мм] (включительно). трубы другого размера могут быть поставлены при условии, что они отвечают всем другим требованиям настоящих норм.
химический состав
| Grade | 
UNS | Composition, % | ||||||||||||||
| C | Mn | P | S | Si | Cr | Ni | Mb | Ti | Nb | N | Cu | Ce | B | Al | ||
| TP304 | S30400 | 0.08 | 2 | 0.045 | 0.03 | 1 | 18.0–20 | 8.0–11 | . . . | . . . | . . . | . . . | . . . | . . . | 
 | 
 | 
| TP304L | S30403 | 0.035 | 2 | 0.045 | 0.03 | 1 | 18.0–20 | 8.0–13 | . . . | . . . | . . . | . . . | . . . | . . . | 
 | 
 | 
| TP304H | S30409 | 0.04 – 0.1 | 2 | 0.045 | 0.03 | 1 | 18.0–20 | 8.0–11 | . . . | . . . | . . . | . . . | . . . | . . . | 
 | 
 | 
| TP310S | S31008 | 0.08 | 2 | 0.045 | 0.03 | 1 | 24.0- 26 | 19.0- 22 | 0.8 | . . . | . . . | . . . | . . . | . . . | 
 | 
 | 
| TP310H | S31009 | 0.04 – 0.1 | 2 | 0.045 | 0.03 | 1 | 24.0–26 | 19.0–22 | . . . | . . . | . . . | . . . | 
 | . . . | 
 | 
 | 
| TP310H | S31035 | 0.04 – 0.1 | 0.6 | 0.025 | 0.015 | 0.4 | 21.5–23.5 | 23.5–26.5 | . . . | . . . | 0.40- 0.6 | 0.20- 0.3 | 2.5- 3.5 | . . . | 0.002- 0.008 | 
 | 
| TP316 | S31600 | 0.08 | 2 | 0.045 | 0.03 | 1 | 16.0–18 | 10.0–14 | 2.00–3 | . . . | . . . | . . . | . . . | . . . | 
 | 
 | 
| TP316L | S31603 | 0.035 | 2 | 0.045 | 0.03 | 1 | 16.0–18 | 10.0–14 | 2.00–3 | . . . | . . . | . . . | . . . | . . . | 
 | 
 | 
| TP316H | S31609 | 0.04 – 0.1 | 2 | 0.045 | 0.03 | 1 | 16.0–18 | 10.0–14 | 2.00–3 | . . . | . . . | . . . | . . . | . . . | 
 | 
 | 
| TP317 | S31700 | 0.08 | 2 | 0.045 | 0.03 | 1 | 18.0–20 | 11.0–15 | 3.0–4 | . . . | . . . | . . . | . . . | . . . | 
 | 
 | 
| TP317L | S31703 | 0.035 | 2 | 0.045 | 0.03 | 1 | 18.0–20 | 11.0–15 | 3.0–4 | . . . | . . . | . . . | . . . | . . . | 
 | 
 | 
| TP321 | S32100 | 0.08 | 2 | 0.045 | 0.03 | 1 | 17.0–19 | 9.0–12 | . . . | Ti 5 × (C+N) min, 0.70 max | . . . | 0.1 | . . . | . . . | 
 | 
 | 
| TP321H | S32109 | 0.04 – 0.1 | 2 | 0.045 | 0.03 | 1 | 17.0–19 | 9.0–12 | . . . | 4(C+N) min; 0.70 max | . . . | 0.1 | . . . | . . . | 
 | 
 | 
| TP321H | S32654 | 0.02 | 2.0-4 | 0.03 | 0.005 | 0.5 | 24.0–25 | 21.0–23 | 7.0-8 | . . . | . . . | 0.45- 0.55 | 0.30-0.6 | . . . | 
 | 
 | 
| TP321H | S33228 | 0.04 – 0.08 | 1 | 0.02 | 0.015 | 0.3 | 26.0–28 | 31.0–33 | . . . | . . . | 0.60- 1 | . . . | . . . | 0.05 – 0.1 | 
 | 0.025 | 
| TP321H | S34565 | 0.03 | 5.0-7 | 0.03 | 0.01 | 1 | 23.0–25 | 16.0–18 | 4.0-5 | . . . | 0.1 | 0.40- 0.6 | . . . | . . . | 
 | 
 | 
| TP347 | S34700 | 0.08 | 2 | 0.045 | 0.03 | 1 | 17.0–19 | 9.0–13 | . . . | . . . | See Spec | . . . | . . . | . . . | 
 | 
 | 
| TP347H | S34709 | 0.04 – 0.1 | 2 | 0.045 | 0.03 | 1 | 17.0–19 | 9.0–13 | . . . | . . . | See Spec | . . . | . . . | . . . | 
 | 
 | 
| TP348 | S34800 | 0.08 | 2 | 0.045 | 0.030 | 1 | 17.0–19 | 9.0–13 | 
 | . . . | . . . | . . . | . . . | . . . | . . . | Co 0.20, Ta 0.10 | 
| TP348H | S34809 | 0.04-0.10 | 2 | 0.045 | 0.030 | 1 | 17.0–19.0 | 9.0–13 | . . . | . . . | . . . | . . . | . . . | . . . | . . . | Co 0.20, Ta 0.10 | 
требования термообработки
| Grade | 
UNS | Heat Treat Type | Austenitizing/ Solutioning Temperature, min or range °F [°C] | Cooling Media | ASTM Grain Size No. B | 
| TP304 | S30400 | Solution treatment | 1900 °F [1040 °C] | water or another rapid cool | . . . | 
| TP304L | S30403 | Solution treatment | 1900 °F [1040 °C] | water or another rapid cool | . . . | 
| TP304H | S30409 | Solution treatment | 1900 °F [1040 °C] | water or another rapid cool | 7 | 
| TP309S | S30908 | Solution treatment | 1900 °F [1040 °C] | water or another rapid cool | . . . | 
| TP309H | S30909 | Solution treatment | 1900 °F [1040 °C] | water or another rapid cool | 7 | 
| TP310S | S31008 | Solution treatment | 1900 °F [1040 °C] | water or another rapid cool | . . . | 
| TP310H | S31009 | Solution treatment | 1900 °F [1040 °C] | water or another rapid cool | 7 | 
| TP316 | S31600 | Solution treatment | 1900 °F [1040 °C] | water or another rapid cool | . . . | 
| TP316L | S31603 | Solution treatment | 1900 °F [1040 °C] | water or another rapid cool | . . . | 
| TP316H | S31609 | Solution treatment | 1900 °F [1040 °C] | water or another rapid cool | 7 | 
| TP317 | S31700 | Solution treatment | 1900 °F [1040 °C] | water or another rapid cool | . . . | 
| TP317L | S31703 | Solution treatment | 1900 °F [1040 °C] | water or another rapid cool | . . . | 
| TP321 | S32100 | Solution treatment | 1900 °F [1040 °C] | water or another rapid cool | . . . | 
| TP321H | S32109 | Solution treatment | cold worked:2000[1100] hot rolled: 2050 [1120]H | water or another rapid cool | 7 | 
| TP347 | S34700 | Solution treatment | 1900 °F [1040 °C] | water or another rapid cool | . . . | 
| TP347H | S34709 | Solution treatment | 2000°F [1100] | water or another rapid cool | 7 | 
требование растяжения
| Grade | UNS | Tensile Strength, Min ksi [MPa] | Yield strength, min ksi [MPa] | Elongation in 2 in. or 50 mm, min, %A, B | Hardness, Max | |
| Designation | Brinell/Vickers | Rockwell | ||||
| TP304 | S30400 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB | 
| TP304L | S30403 | 70 [485] | 25 [170] | 35 | 192HBW/200Hv | 90HB | 
| TP304H | S30409 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB | 
| TP304N | S30415 | 80 [550] | 35 [240] | 35 | 192HBW/200Hv | 90HB | 
| TP310S | S31008 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB | 
| TP310H | S31009 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB | 
| TP316 | S31600 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB | 
| TP316L | S31603 | 70 [485] | 25 [170] | 35 | 192HBW/200Hv | 90HB | 
| TP316H | S31609 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB | 
| TP316Ti | S31635 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB | 
| TP317 | S31700 | 75 [515] | 30 [205] | 34 | 192HBW/200Hv | 90HB | 
| TP317L | S31703 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB | 
| TP321 | S32100 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB | 
| TP321H | S32109 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB | 
| TP347 | S34700 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB | 
| TP347H | S34709 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB |