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Seamless steel pipe/tubes

GB steel pipes

GB steel pipes

The GB steel pipes are made from a ingot or a solid billet through piercing, and then by hot rolling, cold rolling or cold dial.

国标钢管执行标准
GB/T 8163
国标钢管在我国钢管业中具有重要的地位。

GB steel pipes play an important role in steel pipe industry in China.

GB/T18984 Low-temperature heat exchanger tubes

GB/T18984-2003 standard suitable for -49 to -148 degrees F cryogenic pressure vessel piping, and low-temperature heat exchanger tubes seamless steel pipe.
GB5310 20G boiler steel pipe

GB 5310- 2008 standard is applicable to seamless tubes for making steam boiler whose pressure is high or higher and seamless tubes used as pipelines.

How to calculate a steel pipe and tube theoretic weight
+ How to calculate a steel pipe?
Bundle packing
+ How to packing the seamless pipes?
Tubing shall be made seamless, plain or upset and coupling with high-seal connections. Coupling-free connections are possible.


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