Welcome to Tianjin Xinyue Steel !

Tianjin Xinyue Industrial and Trade Co.,Ltd is  a  professional manufacturer of steel pipe,

pipe fittings and scaffolding .for many years, we are devoting to making diferent pipes.

steel pipe, black steel tube (erw steeltube)/round steel pipe/square steel pipe/rectangular steel pipe/

galvanized steel pipe/scaffolding steel tube etc.

                  Factory sale  4'' SCH 40 API 5l b seamless carbon steel pipes

Details about the seamless steel pipe 

Seamless steel pipe for liquid transport :Applicable to transport liquid, gas, oil etcMechanical

seamless steel tubing: Applicable to the general structure, mechanical structure with seamless steel tubes

Standard

GB/T8162 , GB/T8163 ,ASTM A53 ,ASTM A106 ,DIN1629 , API 5L

Steel Grade 

GB/T8162 , GB/T8163:10#, 20#, 35#, 45#, 16MN(Q345B)

ASTM A53 GR. A , GR. B, GR. C 

ASTM A106  GR. A , GR. B, GR. C 

DIN 162 St 37.0, St 44.0, St 52.0 

API 5L  A B X42,X46, X52, X60, X65, X70, X80

ASTM A 53 specification for black steel seamless pipes 

ASTM A 106 Gr. B seamless carbon steel pipes for high-temperature service

ASTM A 161 seamless low-carbon and carbon molybdenum steel still tubes for refinery service 

ASTM A179 specification for seamless cold-drawn low-carbon steel heat-exchanger and condenser tubes

ASTM A192 specification for seamless carbon steel boiler tubes for high-pressure service

ASTM A 210 specification for seamless medium-carbon steel boiler and superheater pipes 

ASTM A 213 specification for seamless ferrite alloy steel boiler, superheater and heat-exchanger pipes

ASTM A 519 seamless carbon and alloy steel for mechanical tubing

ASTN A 556 seamless cold-drawn carbon steel feedwater heater tubes

Size: OD16mm - OD426mm   Wallthickness: 1.65mm-35.71mm /sch40-sch160/std wall/Extra Strong

Bundle, seaworthy packing 

DIN specifications seamless steel pipes 

DIN 17175 seamless steel tube for elevated temperature 

Material: St35.8, St45.8, 17Mn4, 19Mn5, 15Mo3, 13CrMo44 

DIN 2391 cold drawn seamless precision pipes 

Material: St35, St45, St52 

DIN 2393 

seamless steel pipes for structural purpose

Material: Rst34-2, Rst37-2, RSt44-2, St52

Size: OD 16mm - OD 426mm 

OCTG PIPE, OIL PIPELINE:

Material:J55,K55,N80,P110,L80/Gr.B X42,X46,X52,X56/X65,X70 and more.
Certificate:API spac 5L/5CT,ISO9001:2000
Process method:hot rolling or cold drawn
Surface coating:varnish painted on pipe(black painting),anti-corrosion oil,galvanized,or painting as customer's request.
Size:(outer diameter,wall thickness,length)
Outer diameter:21.3mm-762mm
Wall thickness:2.11mm -59.94mm
Length:5-12m,customized
Standards:API 5L,API5CT,ASTM A106,ANSI,ISO9001,DIN,EN,JIS.

The production process for seamless steel pipe .

• For hot rolled-deformed seamles steel pipe

• For cold drawn seamless steel pipe

Show case of the seamless steel pipe 

Inspection Workshop

Our main products and the application 

More information ahout us

 

     Looking forward to cooperating with you.Thanks!!!!