Changzhou Joyruns Steel Tube CO.,LTD
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ASTM/SAME A192 Seamless Heat Exchanger tube
ASTM A192 Seamless Steel Tube is applied as minimum-wall-thickness, seamless carbon steel boiler and superheater tubes for high-pressure service, AGICO supplies ASTM A192 steel tube in hot rolled and cold drawing delivery state, It is generally used for high-pressure boiler (working pressure does not exceed 9.8Mpa and the working temperature between 450 ℃ -650 ℃) heating surface tubes, header, economizer, superheater, reheater.
A192 Grade and Chemical Composition ( ％ )
| Element | SA 192 |
| C | 0.06-0.18 |
| Mn | 0.27-0.63 |
| P | ≤ 0.035 |
| S | ≤ 0.035 |
| Si | ≤ 0.25 |
SAME A192 Mechanical properties
| Element | SA 192 |
| Tensile Strength (MPa) | ≥325 |
| Yield Strength (MPa) | ≥180 |
| Elongation % | ≥35 |
Tolerance
| OD In (mm) | + | - | WT In(mm) | + | - |
| < 1(25.4) | 0.10 | 0.10 | ≤ 1.1/2(38.1) | 20% | 0 |
| 1 to 1.1/2(25.4 to 38.1) | 0.15 | 0.15 | > 1.1/2(38.2) | 22% | 0 |
| > 1.1/2 to < 2(38.1 to 50.8) | 0.20 | 0.20 |
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| 2 to < 2.1/2(50.8 to 63.5) | 0.25 | 0.25 |
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| 2.1/2 to < 3(63.5 to 76.2) | 0.30 | 0.30 |
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| 3 to 4(76.2 to 101.6) | 0.38 | 0.38 |
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| > 4 to 7.1/2(101.6 to 190.5) | 0.38 | 0.64 |
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| > 7.1/2 to 9(190.5 to 228.6) | 0.38 | 1.14 |
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