12Cr1MoV alloy steel pipe

12Cr1MoV steel creep very close to the limit with lasting strength value with high ductility, and in the case of persistent stretching. Process resistance and weldability of the steel is good, but before welding was preheated to 300 °C, required after welding stress-relief processing.[......]

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

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.[......]

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