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A casting method of a naphata cracker tube using bi-metal centrifugal casting and a naphata cracker tube manufactured by the method are provided to reduce the manufacturing cost while maintaining the quality of the naphata cracker tube such as creep resistance and carburizing resistance. A casting method of a naphata cracker tube(100) using bi-metal centrifugal casting comprises a step of forming an outer tube(70) by injecting an outer tube material including nickel in a hollow metal mold while rotating the mold, and a step of forming an inner tube(80) by injecting an inner tube material including nickel in the mold while rotating the mold.

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Isaya_12

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Â¥Ö÷ÊDz»ÊǼÈë´íÁË£¬Ó¦¸ÃÊÇnaphtha cracker tube£¿
2Â¥2013-05-30 17:23:45
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huangguaha

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2Â¥: Originally posted by Isaya_12 at 2013-05-30 17:23:45
Â¥Ö÷ÊDz»ÊǼÈë´íÁË£¬Ó¦¸ÃÊÇnaphtha cracker tube£¿

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3Â¥2013-05-31 08:10:09
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