Seamless cold drawn low-carbon steel heat exchanger and condenser tube
ASTM A179
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Seamless carbon steel boiler tube for high pressure service
ASTM A192
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Seamless carbon-molybdenumm alloy-steel boiler and superheater tube
ASTM A209
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Seamless medium-carbon steel boiler and superheater tubes
ASTM A210
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Seamless ferritic and austenitic alloy steel boiler, superheater and heat exchanger tube
ASTM A213
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Seamless steel pipe for low-temperature service
ASTM A333
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Seamless ferritic alloy steel pipe for high-temperature service
ASTM A335
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Seamless carbon and alloy steel mechanical tube
ASTM A519
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Seamless precision steel tube
DIN2391
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Seamless bearing steel tube
ASTM A295
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Seamless heat-resistant steel tube
DIN17175
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Inner threaded steel tube for high pressure boiler
GB/T 20409-2006
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