Longtaidi Steel pipe Manufacturer provides you
Professional seamless steel pipe, carbon steel pipe, Heavy Wall Pipe,galvanized steel pipe,ALL steel pipes
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Longtaidi pipe

We produce well over a million tons of steel pipes, specialize in manufacturing all types of industrial pipes, industrial pipe fittings products a year, operate 9 manufacturing facilities and furnish products used in energy generation, industrial applications, the construction industry and in consumer products.

Longtaidi pipe
Seamless Pipe: OD 1/8 – 30 inch (10.3-762mm)
ERW Pipe: OD 1/2 – 24 inch (21.3-610mm)
SSAW Pipe: OD 8 – 100 inch (219.1-2540mm)
LSAW Pipe: OD 8 – 72 inch (219.1-1820mm)
Galvanized Pipe: OD 1/2- 24 inch (21.3-610mm)
Heavy wall steel pipes: special heavy wall tubes with a wall thickness of 60 mm, 70 mm, 80 mm, 90 mm and 100 mm that are available from stock.

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Products Standard

all products comply with ASTM standards, and passed the production license of the internationally recognized quality management system certification DIN EN ISO 9001 ISO9001, which is certified in regular intervals by BSI. This ensures the quality of our operating processes and offers our customers the necessary transparency. .approval of American Petroleum Institute, we company is awarded with API 5L PSL1 - PSL2 , API 5CT and ISO9001 certificate.

Longtaidi Products Standard
Barcode technology:
The total range is registered with the help of modern barcode technology and allows simultaneous transfer into our computer system. This ensures exact stock management and allows our sales department to make fast and specific statements.

Steel Pipe

Seamless steel pipe

Seamless steel pipe

Standard: ASTM A106 GR.B / A53 GR.B, API 5l API 5CT,EN10255, DIN1629, DIN17175, DIN2448.
Grade:  ST37, ST44, ST52, X42, X52, GR.B,S355JR
Size: From 1/2" to 32"
Wall Thickness: 2mm-30mm
we can produce seamless Water,Gas,Oil Fluid pipeline.seamless boiler pipe,Seamless galvanized Pipes.

Heavy Wall Steel Pipe

Heavy Wall Steel Pipe

From 2.875-inch to 26-inch OD and from .375-inch to 4-inch wall thicknesses - and everything in between - Specialty Pipe & Tube's got your heavy wall steel pipe and mechanical tubing needs covered.we offer steel pipe and tube cutting , heat treating, turning, boring, machining and testing.

Galvanized Steel Pipe

Galvanized Steel Pipe

Galvanized Steel Pipe Galvanized steel is steel that has been coated with a thin layer of zinc to help prevent corrosion. galvanized steel pipe, it is also important that you know the proper way to install both fences ,railings ,water supply pipe ,oil pipeline.

Carbon Steel Pipe

Carbon Steel Pipe

ASTM A53/A106 Grade.B/C API5L API 5CT Carbon Pipe
Size: 1/8" - 26"
Schedules :SCH 20,SCH 30,SCH40,(STD), (XH),
SCH 80 - SCH 160, XXH
Material:A53A,A53B,A106A,A106B,A106C,SA192,
SS400,STB340,STPG410,STPT410,
ST52-3,ST37.2,20G,SA209,API5L Gr.B,X42,X52,X60,X70,10#,20#,35#,45#,etc
Grades : ASTM/ASME A53/A106 Gr.B, SA53 Gr B,API-5L PSL 1 and PSL2.

Casing and tubingg

Casing and tubingg

Our oilfield casing and tubing are in accordance with API Spec 5CT and API 5L.,is an industry head in OCTG for the nation’s oil and gas exploration companies. Our oil casing includes Casing, Tubing & Drill Pipes, from A53 Grade A line pipe to P-110 casing . Casing is used for oil and gas well drilling, and tubing is used for extracting oil and gas from reservoirs. ....

Welded steel pipe

Welded steel pipe

WE Piping distributes an extensive selection of welded pipe including ERW pipe, EFW pipe, DSAW,LSAW,SSAW pipe. carbon steel pipe along with their respective flanges and fittings. OD:18mm-2000mm WT: 0.6mm-100mm . Length:6-14m,R1 R2 R3 .Standard Welded – Grade B.  API 5L Welded –Gr .A, B, X42 - X80 ect . in all grades.

The Available Services at Longtaidi

Pipe Dimensions

News


Q235B spiral steel pipeQ235B spiral steel pipe details: Q235B spiral steel pipe is made of steel coiled coil as raw material, which is often heated and extruded, and welded by automatic double-wire double-sided submerged ar.
LARGE-DIAMETER WELDED PIPELINES - X80 / L555 - X70 / L485LARGE-DIAMETER PIPES/LINE PIPES The LONGTAIDI Group is one of the largest global suppliers of large-diameter pipes for oil- and gas pipelines. LONGTAIDI is focused on welded large-diameter steel pipes.
What is a flange connection system?Flanges are the parts that connect the shaft to the shaft and are used for the connection between the pipe ends. They are also used for flanges on the equipment inlet and outlet, for the connection bet.
Seamless Steel pipe for Low temperature pipelineStandard: GB/T 18984-2003 Uses: Suitable for -45 ~ -100 C in low temperature pressure vessel pipelines and low temperature heat exchanger steel tubes. The main production steel grade: 09DG, 16MnDG Mec.

Main Products Heavy Wall Steel Pipe
 Main Products Heavy Wall Steel Pipe