Seamless Steel Pipe

A seamless carbon steel pipe is a type of steel pipe that is manufactured without any welding seam or joint. It is produced by extruding the metal to the desired length, resulting in a pipe with uniform thickness and consistent quality. Seamless carbon steel pipes are commonly used in various industrial applications due to their durability, strength, and ability to withstand high pressures and temperatures.

Advantages

Uniformity

Seamless pipes have a consistent structure without the irregularities that can be present in welded pipes, making them suitable for applications where a smooth interior surface is crucial.

Strength

Seamless carbon steel pipes are known for their high strength, making them suitable for applications that require robust and reliable piping systems.

Pressure and Temperature Resistance

Seamless pipes are often used in situations with high pressure or temperature conditions, such as in the oil and gas industry, petrochemical plants, and power generation.

Versatility

Seamless carbon steel pipes are versatile and find applications in various industries, including oil and gas, petrochemicals, power generation, construction, and more.

Versatility

Seamless carbon steel pipes are versatile and find applications in various industries, including oil and gas, petrochemicals, power generation, construction, and more.

Available Grades

Product NameMaterialExecution StandardSpecificationsApplication
Alloy Pipe12Cr1MoVGGB5310-2008∮8-1240*1-200Seamless steel pipe for high-temperature, low-temperature, and corrosion-resistant applications in industries such as petroleum, chemical, power, and boilers.
12CrMoGGB6479-2000 
15CrMoGGB9948-2006 
12Cr2Mo<A335P22>DIN17175-79 
Cr5Mo<A335P5>ASTM SA335 
Cr9Mo<A335P9>ASTM SA213 
10Cr9Mo1VNb<A335P91>JISG3467-88 
15NiCuMoNb5<WB36>JISG3458-88 
12Cr2MoWVTiB  
Low-Temperature Pipe16MnDG, 10MnDG, 09DGGB/T18984-2003∮8-1240*1-200Seamless steel pipe for low-temperature pressure vessels and heat exchangers ranging from -45℃ to -195℃.
09Mn2VDG, 06Ni3MoDGASTM A333 
ASTM A333Grade1  
ASTM A333Grade3  
ASTM A333Grade4  
ASTM A333Grade6  
ASTM A333Grade7  
ASTM A333Grade8  
ASTM A333Grade9  
ASTM A333Grade10  
ASTM A333Grade11  
High-Pressure Boiler Pipe20GGB5310-1995∮8-1240*1-200Seamless steel pipe for manufacturing high-pressure boiler heating tubes, headers, and steam pipes.
ASTM SA106B/CASTM SA106 
ASTM SA210A/CASTM SA210 
ST45.8-IIIDIN17175-79 
High-Pressure Fertilizer Pipe10#GB6479-2000∮8-1240*1-200Seamless steel pipe for chemical equipment and pipelines with operating temperatures from -40℃ to 400℃ and pressures from 10-32Mpa.
20#  
16Mn  
Petroleum Cracking Pipe10#GB9948-2013∮8-630*1-60Used for furnace tubes, heat exchanger tubes, and pipelines in petroleum refining plants.
20#  
Low to Medium Pressure Boiler Pipe10#GB3087-2008∮8-1240*1-200Suitable for manufacturing various structural low and medium-pressure boilers and locomotive boilers.
20#  
16Mn<Q345A.B.C.D.E>  
Fluid Transport Pipe10#, 20#GB/T8163-2008∮8-1240*1-200General seamless steel pipe for fluid transportation.
ASTM A106A,B,C, A53A,BASTM A106, A53 
16Mn<Q345A.B.C.D.E>ASTM A53 
General Structural Pipe10#, 20#, 45#, 27SiMnGB/T8162-2008∮8-1240*1-200Suitable for general structures, construction supports, machining, etc.
ASTM A53A,BGB/T17396-1998 
16Mn<Q345A,B,C,D,E>ASTM A53 
Oil CasingJ55, K55, N80, L80API SPEC 5CT∮60.23-508.00Casing used for extracting oil or gas in oil wells. Casing is used as the well wall in oil and gas wells.
C90, C95, P110ISO11960*4.24-16.13
Pipeline PipeA, B, X42, X46, X52, X56, X60, X65, X70, X80API SPEC 5L∮32-1240*3-100Used for oxygen, water, and oil transportation in the petroleum and natural gas industries.
L245, L290, L360, L415, L450GB 
Straight seam steel pipe20#Q195Q215A,BGB/T13793-1992∮32-630*1-30Suitable for general structural supports, low-pressure fluid transportation, etc.
Q235A,B、Q345A,B,C,D,EGB3091-2001
spiral steel pipeQ235A-B、Q345A-ESY/T5037-2000219-2820*4-20Suitable for steel pipes for low-pressure fluid transportation