News
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API 5L/ASTM A53 GR.B, SSAW Carbon Steel Pipe
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API 5L/ASTM A53 GR.B, LSAW Carbon Steel Pipe
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API 5L/ASTM A53 GR.B, ERW Carbon Steel Pipe
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API 5L/ ASTM A106 GR.B, Seamless Carbon Steel Pipe
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Flange Gaskets Types
1. Metallic gaskets There are three main types: (1)Octagonal and oval gaskets. They are suitable for the flange sealing surface with trapezoidal grooves. (2)Gaskets with the tooth profile. The conical tooth ripple is machined on the sealing surface of metal flat gaskets, suitable for the male and...Read more -
Seamless Steel Pipes Commonly NDT Methods
1. seamless steel tube magnetic particle testing (MT) or magnetic flux leakage testing (EMI) The detection principle is based on the ferromagnetic material is magnetized in a magnetic field, the discontinuity of the materials or products (defect), magnetic flux leakage, magnet powder adsorption (...Read more