We are manufacturer speciliz specilized in producing seamless steel pipes.
Identification method ONE about thequality of seamless steel pipes:
Specifications of the products:
Outer Diameter: 4 1/2 to 44 inches.
Wall-thickness:2mm to 45mm
Length:R1,R2,R3
Surface treatment :Bare or regular Mill coating.
Identification method ONE about thequality of seamless steel pipes:
Inferior seamless steel pipes are of cross-section oval shape .
Because the factory in order to save material, the quantity of the finished rolls of the previous two way slants big, this kind of seamless steel tube strength is greatly decreased.
Besides,it also does not conform to the standards of seamless steel pielines.
Because the factory in order to save material, the quantity of the finished rolls of the previous two way slants big, this kind of seamless steel tube strength is greatly decreased.
Besides,it also does not conform to the standards of seamless steel pielines.
Specifications of the products:
Outer Diameter: 4 1/2 to 44 inches.
Wall-thickness:2mm to 45mm
Length:R1,R2,R3
Surface treatment :Bare or regular Mill coating.
End finished:Plaint End,BTC,STC,LTC,Buttress Thread,Premium Connection.
Heat Treatment:Normalized,Quencher Temper
Heat Treatment:Normalized,Quencher Temper
Serves as the structural retainer for the wall of oil and gas well
Competitive advantage:
quality approval ;country of origin ;price ;distributorships offered ;international approval ;small order accepted ;experienced staff; prompt delivery.
Test:Chemical Analysis,Mechanical Properties,Technical Properties,Exterior Size Inspection,Hydrostatic,X-ray,Test,NDT test.
Mill Test Certification:API
Application:Used in the manufacture of oil-refinery furnace tube, heat exchanger tubes and pipes
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