Carbon steel pipes and tubes are pivotal elements across industries, prized for their robustness and versatility. Composed chiefly of carbon and iron, with minor alloying elements, they are adept at withstanding high pressures and temperatures, making them indispensable in fluid and gas conveyance, structural frameworks, and heat transfer systems. Their wide array of sizes, thicknesses, and grades caters to diverse industrial needs, spanning construction, energy, automotive, and manufacturing sectors.

Our Features

  • Strength

  • Durability

  • Cost-Effectiveness

  • Fire Resistance

pipes

While their mechanical prowess is notable, protective measures may be necessary to combat corrosion in specific environments. In essence, carbon steel pipes and tubes form the backbone of modern infrastructure, facilitating seamless operations across various domains.

Manufacturing process of Carbon Steel Pipes

There are many variations you need to.

  • Raw Materials
  • Ironmaking
  • Steelmaking
  • Casting
  • Hot Rolling
  • Cooling and Conditioning
  • Finishing

Throughout the manufacturing process, quality control measures are implemented to ensure that the steel bars meet the required specifications for composition, mechanical properties, and surface finish. This involves regular testing and inspection of the raw materials, intermediate products, and finished bars to ensure consistency and quality.

Bars Manufacturing

Specifications of Carbon Steel Pipes

Dimensions ASME, ASTM, and API
Type Welded / ERW / Seamless / Fabricated
Form Hydraulic, Round, Etc
Size 1/2 NB to 48 NB
Length Minimum 3 to Maximum 18 Meters
Thickness 3-12mm
End Bevelled Ends, Plain Ends, Threaded Ends, Buttweld Ends, Flanged Ends.
Schedules Schedule 20, 40, 80, 160, XS, XXS

CHEMICAL COMPOSITION

Speci -cation Grade Chemical Composition [%]
C Mn P S Si Cr Mo Cu Ni V
Min Max. Min Max. Max. Max. Min. Max Min. Max Min. Max Max Max Max
HYDROCARBON PROCESS INDUSTRY/STRUCTURAL/PRESSURE VESSEL TUBES
ASTM

A-53

A
B
-

-

0.25

0.30

-

-

0.95

1.20

0.050

0.050

0.045

0.045

-

-

-

-

-

-

0.40

0.40

-

-

0.15

0.15

0.40 for S

0.40 for S

0.40

0.40

0.08

0.08

ASTM

A-106

A
B

c

-

-

-

0.25

0.30

0.35

0.27

0.29

0.29

0.93

1.06

1.06

0.035

0.035

0.035

0.035

0.035

0.035

0.10

0.10

0.10

-

-

-

-

-

-

0.40

0.40

0.40

-

-

-

0.15

0.15

0.15

0.40

0.40

0.40

0.40

-

 

0.08

0.08

0.08

ASTM

A333 & A 334

1
6
-
-
0.30

0.30

0.40

0.29

1.06

1.06

0.025

0.025

0.025

0.025

-

0.10

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

MECHANICAL COMPOSITION

Speci -cation Grade Mechanical Properties
Yield Strength Tensile Strength % Elongation (G.L. 50 mm WT 8 mm) e (min.)
Min. Min.
PSI MPa PSI MPa
HYDROCARBON PROCESS INDUSTRY/STRUCTURAL/PRESSURE VESSEL TUBES
ASTM

A-53

A
B
30,000

35,000

205

240

48,000

60,000

330

415

e=625000 A02/U09
ASTM

A-106

A
B

c

30,000

35,000

40,000
205

240

275
48,000

60,000

70,000
330

415

485
35L / 25T

30L / 16.5T

30L / 16.5T

ASTM

A333 & A 334

1
6
30,000

35,000

205

240

55,000
60,000
380

415

35

30

We Export in Countries Likes

UAE, Saudi Arabia, Kuwait, Oman, Bahrain, Qatar, Iran, Sri lanka, Zimbabwe, Sudan, Russia, Kenya, Tanzania, Nigeria, Uganda, Ghana, Peru, Philippines, Jordan, South Africa, Egypt, Turkey, Singapore, Thailand, Malaysia, USA.


Our Application Industry

Powerplant Industry

Defense Industry

Paper Industry

Dairy Industry

Automotive Industry