2021 Latest Design Large Seamless Steel Pipe - Line pipe Drainage Natural gas oil X42 X46 X52 X56 X60 X65 – Lu

Introduction

Line pipe: The oil, gas or water pumped out of the ground is transported to the petroleum and natural gas industrial enterprises through the line pipe. Line pipes include seamless pipes and welded pipes. The pipe ends have flat ends, threaded ends and socket ends; the connection methods are end welding, coupling connection, socket connection, etc. The performance requirements of pipeline steel pipes are different. According to the different tempering temperature, tempering can be divided into the following types: low temperature tempering (150-250 degrees), medium temperature tempering (250-500 degrees), high temperature tempering (500 degrees) －650 degrees),

Parameter

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