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ASTM A192 Seamless Carbon Steel Boiler Tubes For High-Pressure Service
Boiler tube for high pressure service is one kind of carbon seamless steel pipes. Owning to under the high temperature and high stress when using, the quality of the steel grade under this specification shall be strictly controlled during manufacturing process.
Description
Tianjin Wanlei Steel Pipe Co., Ltd. is one of the leading manufacturers and suppliers of astm a192 seamless carbon steel boiler tubes for high-pressure service in China, featured by quality products and low price. If you're going to wholesale durable astm a192 seamless carbon steel boiler tubes for high-pressure service made in China, welcome to get pricelist and free sample from our factory.
ASTM A192 Seamless Carbon Steel Boiler Tubes For High-Pressure Service
Seamless carbon steel boiler tubes for high pressure service covers minimum-wall-thickness, seamless carbon steel boiler and superheater tubes for high-pressure service. Tubes under this specification shall be made by the seamless process and shall be either hot-finished or cold-finished. Hot-finished tubes need not be heat treated. Cold-finished tubes shall be heat treated after the final cold-finishing at a temperature of 650℃ or higher.
We are in stock for immediately delivery and shipping the highest level of quality. With in-house quality testing and certification, we are sure that the cargo we loaded must be complied with the quality certificate listed materials.
Details
Out diameter: 1/2 in-7 in (12.7-177.8mm)
Wall thickness: 0.085-1.000 in (2.2-25.4mm)
Length: 5.8-12m as per client's requested.
Chemical Composition %
C | Mn | P (Max) | S (Max) | Si (Max) |
0.06-0.18 | 0.27-0.63 | 0.035 | 0.035 | 0.25 |
Supplying an alloy grade of steel that specifically requires the addition of any element other than those listed in the above is not permitted.
Mechanical Property
Tensile Strength (MPa) | Yield Strength (MPa) | Elongation % |
≥325 | ≥180 | ≥35 |
Hardness requirements
The tubes shall have a hardness number not exceeding the following,
OD ≥0.200 in(5.1mm) | OD<0.200 in(5.1mm) |
137HBW | 77HRBW |
Packing of for ASTM A192 seamless carbon steel boiler tubes for high-pressure service
Bare,Bundled or packed in wooden cases with plastic caps to protect tube ends and properly secured to suit sea transport or as required.
Pipe Ends of seamless steel pipe
Seamless steel pipe Ends are plain or bevelled. End angle shall be 30°- 0°/+5°, root face shall be 1.6mm +/- 0.8mm and fitted with bevel protectors.
Application for ASTM A192 seamless carbon steel boiler tubes for high-pressure service
Usually, the high-pressure boiler tubes are used in high temperature and high pressure, and tubes will become oxidized and corroded under the condition of high-temperature flue gas and water vapor. So the pipes under this standard shall be good lasting strength, high oxidation and corrosion resistance, superior mechanical property. They are mainly applicable for superheater tubes, reheater tubes, gas guide tubes, main steam tubes, etc.
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