GB/T25198-2010 standard is applicable to the steel and aluminum, titanium, nickel and copper and gold with the head pressure vessel.

GB/T4729-94 spinning sealing head standard is applicable to the steel welding pressure vessel with cold spinning header.

The type of the head pressure vessels; Half a spherical, oval, wing, ball crown type, a type, and cone.

Execution standard; GB/T25198-2010, JB/T4746-2002, JB/T4729-

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