GB

GB/T 3087 Seamless steel pipe for low and medium pressure boilers

GB/T 3087 steel pipe is a seamless steel pipe for low and medium pressure boilers, which can be bent, crimped and similarly shaped, and is also suitable for welding operations. Pipe material grade (chemical composition) is divided into 10 and 20 two, using hot rolling (expansion) or cold drawing (rolling) process.
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GB/T 5310 Seamless Steel Tubes for High Pressure Boilers

GB/T 5310 steel pipe is seamless steel pipe for high pressure boiler, which can be bent, crimped and similar processed to shape, also suitable for welding operations.
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GB/T 8162 Seamless steel pipe for structural

The implementation of GB/T 8162 standard steel pipe for structural seamless steel pipe, can be bent, rolled edges and similar processing molding, also suitable for welding operations.
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GB/T 8163-2018 Seamless steel pipe for fluid conveyance

The steel pipe implementing GB/T 8163-2018 standard is a seamless carbon steel pipe suitable for welding and threaded connections, which can be bent, crimped and similarly processed and shaped, and is also suitable for welding operations. Pipe material grade (chemical composition) 10, 20, Q345, Q390, etc., using hot-rolled (expanded) or cold-drawn (rolled) process manufacturing.
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GB/T 9711-2017 Steel pipe for pipeline transportation system

GB/T 9711-2017 steel pipes are steel pipes for pipeline transportation systems in the oil and gas industry, including two product specification levels (PSL1 and PSL2), manufactured by processes such as hot forming or cold drawing.
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GB/T 18984 Seamless steel pipe for low temperature pipelines

GB/T 18984 steel pipe is a seamless pipe for low-temperature piping, which can be bent, crimped and similarly shaped, and is also suitable for welding operations. Steel pipe carbon - manganese steel material grade (chemical composition) for 16MnDG, 10MnDG and 09DG, using hot-rolled (expanded) or cold-drawn (rolled) process manufacturing.
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