Large-diameter seamless pipeline

the large-diameter thick-walled seamless steel pipe production project is a key project in Hebei Province government, annual output of 30,000 tons steel.

  

Production line using punch - drawing stretch forging tube method, producing large-diameter thick-walled seamless steel pipe and giant tube casting mold products as a whole.

 

Object product ,

Thermal power, nuclear power generating units with high-temperature,High-pressure large-diameter thick-walled seamless steel pipe,Seamless large-scale high-pressure vessel,DN400-DN1200 cast pipe mold ,Other heavy steel pipe or tube-shaped forgings, etc.

 

Product dimensions ,

OD,406-1473mm,WT,30-220mm,length ,4-8 m

 

Production acceptance standards and materials,

Standards of USA ASME ,ASME SA-106B,106C,SA-335 P11,P12,P22,P91,P92,SA-376 TP304H,TP316LN

European ,EN 10216-2: 15NiCuMoNb5-6-4,X11CrMoVNb9-1

Standards of Germany DIN,10CrMo9-10,21CrMo10

Standards of GB5310 ,20G,15CrMoG,12Cr1MoVG,10Cr9Mo1VNb

 

our company have a total cumulative production of large-diameter thick walled seamless steel pipe and tube casting mold 100000 tons, used in boilers, nuclear power, power plants and large-scale four pipe cast pipe plants, received the users wide acclaim.