Carbon Steel Pipe Manufacturer

Midland Alloys Inc. is a reliable Manufacturer and Supplier of Carbon Steel Pipe, supplying high-quality piping solutions to industrial customers across the world. Our range of products consists of Seamless, ERW (Electric Resistance Welded) LSAW (Longitudinal Submerged Arc Welded), and DSAW (Double Submerged Arc Welded) carbon steel pipes, along with modern fittings like elbows, reducers, tees, and flanges. These carbon-rich alloys contain different percentages of manganese, silicon, sulfur and phosphorus, making them strong, durable and weldable. We offer our carbon steel pipes in various grades, and they are certified to meet international standards such as ASTM, ASME, and DIN/EN specifications. With a strong worldwide export chain and ISO certification, we have a wide range of sizes and types in stock, that meet urgent project needs.

Benefits of Carbon Steel Pipes

Carbon steel pipes perform consistently across challenging environments. Well known for their structural reliability and mechanical strength, they provide stable performance for different pressure and temperature conditions.

Strength and Durability: Resists tensile strength at high load and stress conditions and can be used for heavy-duty applications.
Corrosion Resistance: It is designed to resist oxidation under good coating and maintenance in diversified service conditions
Cost-Effectiveness: Offers more affordable material, and manufacturing costs without sacrificing mechanical properties.
Ease of Installation: Welding, threading and fitting procedures become easier by lightweight options like ERW pipes.
Versatility in Applications: Suitable for use, with a wide range of fluids, gases and structural arrangements.
Resistance to High Temperature and Pressure: Maintains mechanical stability in systems with high temperatures, and pressures.
Sustainability and Recyclability: Materials, that are completely recyclable and promote the development of sustainable infrastructure.
Standardization and Availability: It offers interchangeability, and ease of sourcing due to its standard sizes and grades.
Low Maintenance Requirements: Long service life with minimal upkeep under standard operating environments.
Global Acceptance and Industry Standards: Manufactured as per international norms like ASTM, ASME, and DIN, ensuring global compatibility.

Difference Between Carbon Steel Pipe and Mild Steel Pipe

Carbon steel and mild steel pipes differ mainly in their carbon content and mechanical properties. Carbon steel has between 0.25% and 2.1% carbon content, making it stronger, harder, and more resistant to wear compared to mild steel, which contains less than 0.25% carbon. The increased content of carbon in carbon steel increases its tensile strength, durability, and resistance to high pressure and mechanical stress, making it suitable for rigorous structural and industrial uses. However, the increased carbon also reduces its ductility and weldability. Mild steel, on the other hand, remains more flexible, easier to weld, and better suited for applications that require good formability and ease of fabrication. Mild steel can be found in general construction, automotive frames, and light fabrication. Where strength and durability are required, carbon steel is used in pressure systems, power plants, oil and gas and machinery.

Specification of Carbon Steel Pipes

Types of Carbon Steel Pipes

Manufacturing Types

Seamless Pipe

Weld-free, perfect for even strength and sizing precision.
Welded Pipe

Welded from flat-rolled steel, widely used where economy and large sizes are required.
ERW Pipe

Electric Resistance Welded (ERW) pipes provide neat, high quality weld seams and are ideal for medium-pressure applications.
EFW Pipe

Electric Fusion Welded (EFW) pipes are welded by fusion welding, usually applied in larger diameters and high-demand processes.

Pipe Forms

Round Pipe

The most common shape for fluid and gas transport.
Square Pipe

Used in architectural and structural applications requiring angular profiles.
Rectangular Pipe

Provides greater strength in load-bearing regions and flat structures.
Hydraulic Pipe

Designed to provide precise dimensional control for fluid systems under pressure.

Contact Midland Alloys Inc. for Your Carbon Steel Pipes Needs

Contact us today to discuss how Carbon Steel Pipes can benefit your application. Whether you need guidance in selecting the right pipes or have specific requirements, our team of experts is here to help you find the optimal solution.

Carbon Steel Pipes Grades We Offer

Carbon Steel Pipe

ASTM A53 Grade B ERW Pipe

ASTM A106 Grade B Seamless Pressure Pipe

ASTM A333 Grade 6 Pipe

ASTM A671 GR CC60 cl22 Pipe

ASTM A672 GR B60 class 12 Pipe

Dimensions Chart

Weight Chart

Dimensions Chart

Weight Chart

Manufacturing Process of Carbon Steel Pipes

Round Bar

Analytic

Cut to Length

Centering

Heating

Perforation

Inspection of Size

Pickling

Inspection of Surface

Lubricating

Cold Drawing (Cold Rolling)

Degreasing

Annealing

Straightening

Cut

Pickling / Passivating

Inspection

Analytic

Marking

Packing & Shipping

Applications of Carbon Steel Pipes

The strength, formability, and heat resistance of carbon steel pipes as it make them useful in various industries. They are of extensive use in transporting oil and gas, chemical processing, high-pressure steam systems, boiler production, ship construction, and fire sprinkler systems. These pipes are also used in water supply pipelines, building structures, power plants, refineries and process piping. They are appropriate for both surface-level and underground applications in critical systems due to their threading, forming and welding capabilities.

Offshore Industry

Nuclear Industries

Refineries

Ship Building

Aerospace

Pharmaceutical

Why Choose Midland Alloys Inc. for Carbon Steel Pipes

Each carbon steel pipe product produced by Midland Alloys Inc. is accurate, dependable and consistent. With a broad inventory that includes ASTM A53, A106, A333, A671, and A672 grades, we ensure compliance with global standards and specifications. Our ISO-certified plant provides consistent quality control, and our worldwide export capacity ensures timely delivery to markets. Customers trust us for precise sizing, traceability, and reliable material performance supported by years of technical expertise and industry concentration.

Frequently Asked Questions About Carbon Steel Pipes

Why is carbon steel pipe used?

Carbon steel pipes are applied to carry fluids, gases and structural purposes where there is a need for strength, durability, and resistance to pressure.

How long do carbon steel pipes last?

With suitable handling and environmental conditions, carbon steel pipe can remain for 20–50 years, depending on service conditions and coating applied.

Is the quality of carbon steel high?

Yes. Carbon steel is appropriate for demanding industrial applications due to its high strength, temperature resistance, and machinability.

NPS [inches]	OD [MM]	OD [inches]	WT [MM]	WT [inches]	Weight [kg/m]	Weight [lb/ft]
1/4	13.7	0.540	2.24	0.088	0.84	0.42
1/2	21.3	0.840	2.77	0.109	1.27	0.85
1 1/4	42.2	1.660	3.56	0.140	3.39	2.27
1 1/2	48.3	1.900	3.68	0.145	4.05	2.72
2	60.3	2.375	3.91	0.154	5.44	3.65
3/4	26.7	1.050	2.87	0.113	1.69	1.13
1	33.4	1.315	3.38	0.133	2.50	1.68
8	219.1	8.625	8.18	0.322	42.55	28.55
10	273.0	10.750	9.27	0.365	60.31	40.48
12	323.8	12.750	10.31	0.406	79.73	53.52
6	168.3	6.625	7.11	0.280	28.26	18.97
1/8	10.3	0.405	1.73	0.068	0.37	0.24
20	508.0	20	15.09	0.594	183.42	123.11
24	610.0	24	17.48	0.688	255.41	171.29
14	355.6	14	11.13	0.375	94.55	54.57
16	406.4	16	12.70	0.500	123.30	82.77
18	457.0	18	14.27	0.562	155.80	104.67
2 1/2	73.0	2.875	5.16	0.203	8.63	5.79
3	88.9	3.500	5.49	0.216	11.29	7.58
3 1/2	101.6	4.000	5.74	0.226	13.57	9.11
4	114.3	4.500	6.02	0.237	16.07	10.79
5	141.3	5.563	6.55	0.258	21.77	14.62
32	813.0	32	17.48	0.688	342.91	230.08

Nominal Dia (inch)	Nominal Dia (mm)	O.D. (inch)	O.D. (mm)	SCH 30/40 Wall Thickness (inch)	SCH 30/40 Wall Thickness (mm)	SCH 30/40 STANDARD WEIGHT (kg/mtrs)	SCH 30/40 STANDARD WEIGHT (lbs/ft)	SCH 10 Wall Thickness (inch)	SCH 10 Wall Thickness (mm)	SCH 10 STANDARD WEIGHT (kg/mtrs)	SCH 10 STANDARD WEIGHT (lbs/ft)
1/2”	15	0.840	21.30	0.109	2.77	1.27	0.85	–	–	–	–
3/4”	20	1.050	26.70	0.113	2.87	1.69	1.13	0.083	2.11	1.28	0.96
1”	25	1.315	33.40	0.133	3.38	2.50	1.68	0.109	2.77	2.09	1.41
1.1/4”	32	1.660	42.20	0.140	3.56	3.39	2.27	0.109	2.77	2.69	1.81
1.1/2”	40	1.900	48.30	0.145	3.68	4.05	2.72	0.109	2.77	3.11	2.09
2”	50	2.375	60.30	0.154	3.91	5.45	3.66	0.109	2.77	3.93	2.64
2.1/2”	65	2.875	73.00	0.203	5.16	8.64	5.80	0.120	3.05	5.26	3.53
3”	80	3.500	88.90	0.216	5.49	11.29	7.58	0.120	3.05	6.46	4.34
3.1/2”	90	4.000	101.60	0.226	5.74	13.58	9.12	0.120	3.05	7.41	4.98
4”	100	4.500	114.30	0.237	6.02	16.09	10.80	0.120	3.05	8.37	5.62
5”	125	5.563	141.30	0.258	6.55	21.79	14.63	0.134	3.40	11.58	7.78
6”	150	6.625	168.30	0.280	7.11	28.29	18.99	0.134	3.40	13.85	9.30
8”	200	8.625	219.10	0.277	7.04	36.82	24.72	0.188	4.78	25.26	16.96
10”	250	10.750	273.10	0.307	7.08	51.05	34.27	0.188	4.78	31.62	21.23