Through intermediate frequency induction heating and annular water spray cooling of Q345 seamless steel pipe, a dual-phase steel seamless pipe of ferrite + martensite was obtained. […]
Process Test and Formability Evaluation of Q345 Seamless Steel Tube
2023-02-14 11:13:15
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Analysis of Mechanical Properties of PSL2 X65Q Seamless Steel Linepipe
2023-02-13 18:04:29
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Conducted are statistics and analysis of experimental research data of PSL2 X65Q seamless steel linepipes as collected over the recent years，involving tensile property，impact property and hardness， etc. […]
R & D of P92 Seamless Steel Pipe
2023-02-13 18:00:40
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Described here are the research and development achievements of the P92 seamless steel pipe and the characteristics of its production process. […]
Study on Low Temperature Deformation Annealing of P5 and P22 Steel Seamless Tubes by Thermal Expansion Process
2023-02-13 17:48:07
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grain size, non-metallic inclusions and mechanical properties at room temperature of P5 and P22 heat-expanded seamless steel pipes produced by low temperature deformation annealing were studied . […]
Straightening Fracture Analysis of N80 Hot Rolled Seamless Steel Tube
2023-02-13 17:43:55
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The N80 hot-rolled seamless steel pipe fractured during the straightening process after rolling . The fracture morphology, microstructure and microdomain composition of the tube were analyzed by optical microscope , EM and EPMA . […]
