Longtaidi manufacturer Lanlee supplies black pipe.

black steel pipe

black steel pipe

ERW Black Pipe 
Used for steel structure, build structure, transmission of low pressure liquid and gas etc.
Deutsche Industrie Normen (DIN2444) Hot Dipped Galvanized Pipe and Welded Black Pipe

Black steel tubes is used in applications that do not require the pipe to be galvanized. Black steel pipe type: round, square, rectangular, oval and other special section type. This non galvanized black steel pipe acquired its name because of its dark coloured iron oxide coating on its surface. Because of the strength of black steel pipe it is used for transporting gas and water to rural areas and for conduits that protect electrical wiring and deliver high pressure steam and air. Black steel pipes are used in the following fields, structure, low middle pressure liquid pipe and gas , oil etc.The oil field industry also uses black pipes for piping large quantities of oil through remote areas.

 

Parameter for black pipes

1:Out Dimesions:1/2"-24"
2:Thickness:SCH10-SCH160
3:Standard:API 5L,API 5CT,
DIN 1629/2448,DIN17175,
EN10255, EN10240, EN10220, EN10219, EN39.
ASTM A53,ASTM A106B,ASTM A179,ASTM A210,ASTM A335,ASTM A519,
GB 5310-1995,GB 3087-1999 and so on
4:Surface Treatment:painting or according to customers' requirement
5:Length:<=12M
6:Advantage:High quality,can be manufactured by customer requirement.

 

ASTM A53(BLACK STEEL PIPE)

 

ASTM A53(BLACK STEEL PIPE)

 

BS1387(BLACK & GALVANIZED STEEL PIPE)

BS1387(BLACK & GALVANIZED)

 

EN 10255 (BLACK & GALVANIZED STEEL PIPE)

EN 10255 (BLACK & GALVANIZED)

 

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