15Mo3 Pipes

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Thabiso Steel, located in Cape Town, South Africa, has built a solid reputation as a reliable manufacturer and supplier of **ProAlloy Steel P91 Pipes**. These pipes are celebrated for their remarkable strength, durability, and ability to withstand high temperatures. With a wealth of industry experience, Thabiso Steel guarantees that each P91 pipe meets international quality and performance standards. They are specifically designed for tough applications in power generation, petrochemicals, and the oil and gas sectors, offering reliability and efficiency even in extreme conditions. Thabiso Steel is dedicated to providing top-notch products that promote long-term operational success and keep customers happy.

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15Mo3 Seamless Pipe

15Mo3 Welded Pipe

Alloy Steel 15Mo3 EFW Pipe

What is 15Mo3 Pipes?

**ProAlloy Steel P91 Pipes** are made up of around 9% Chromium and 1% Molybdenum, along with carefully controlled amounts of carbon, manganese, vanadium, and niobium. This unique blend gives them exceptional creep strength, oxidation resistance, and toughness at high temperatures. On the mechanical side, P91 pipes boast a tensile strength of about 585 MPa and a yield strength of 415 MPa, along with impressive hardness and elongation. These characteristics make them highly resistant to thermal stress, pressure changes, and corrosion, ensuring they last in tough operating environments.

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15Mo3 Pipes Specification

Welded Pipe Size	5.0 mm – 1219.2 mm
Grade 15Mo3 DIN 2609 EFW Pipe size	5.0 mm – 1219.2 mm
CS Tube Swg & Bwg	10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg.
Standard	AISI, DIN, EN, GB, IS, JIS, ASTM, ASME Pipe
Mild Steel Seamless Pipe Size	4 to 219mm W. T.: 0.5 to 20mm
Carbon Steel DIN 2609 Grade 15Mo3 Seamless Tube Size	3.35 mm OD To 101.6 mm OD
DIN 2609 Gr 15Mo3 Pipe Schedule	SCH5, SCH10, SCH10S, SCH20, SCH30, SCH40, SCH40S, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
CS Welded Tube Size	6.35 mm OD To 152 mm OD
DIN 2609 Gr. 15Mo3 Tube wall thickness	0.020″ –0.220″, (special wall thicknesses available)
DIN 2609 Gr St52 Carbon Steel Swg & Bwg	10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg.
High Temperature Carbon Steel DIN 2609 Gr 15Mo3 Form	Round, Hydraulic, ‘U’ bent or Hollow,LSAW, Boiler, Straight Pipe, Clad Pipe, Rectangular, Square Pipe Etc
DIN Gr. 2609 15Mo3 Steel Length	Single Random, Double Random, Standard & Cut length Pipe & Tube
Mild Steel Marking	All Tubes are marked as follows: Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer’s request.)
Low Temperature Carbon Steel DIN 2609 Grade 15Mo3 Application	Oil Pipe & Tube, Gas Pipe & Tube, Fluid Pipe & Tube, Boiler Pipe & Tube, Heat exchanger Tube
Type	Welded, Seamless, ERW, EFW, Fabricated Pipe, ‘U’ bent or Hollow, Hydraulic, LSAW, Boiler, Straight Tube, Tube Coil, Round, Rectangular, Square Tube etc
DIN Gr. 15Mo3 Finish	Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF
Grade 15Mo3 DIN 2609 Value Added Service	Draw & Expansion as per required Size & Length, Polish (Electro & Commercial) Annealed & Pickled Bending, Machining Etc.
2609 Gr. 15Mo3 End	Plain End, Beveled End, Treaded Pipe & Tube

15Mo3 Pipes Chemical Composition

Carbon	Silicon	Manganese	Phosphorous	Sulphur	Molybdenum	Nickel	Chromium	Copper	Others
0.12 – 0.20	0.10 – 0.35	0.40 – 0.80	0.035	0.035	0.25 – 0.35	–	–	–	–

15Mo3 Pipes Mechanical Properties

Yield Strength		Tensile Strength			Elongation A5 min
MPa min	ksi min	MPa min	MPa min	ksi min	Percentage
		450	600	–	22

If You Are Looking To Buy High Quality
Pipes, Sheet, Fittings and Flanges

We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.

Top Manufacturer and Supplier of 15Mo3 Pipes in Cape Town, South Africa

ThabisoSteel is a major manufacturer and a supplier of premium 15Mo3 Pipes in Cape Town, the South Africa. With specialization in steel solutions, we offer a variety of products including carbon steel, alloy steel, light steel and galvanized steel. Our wide bearing has pipes, pipes, flanges, pipe fittings, forged fittings, sheets and plates. We are famous for our reliable distribution and extraordinary customer service, and are committed to offering high quality steel materials that ensure durability and better performance in different industrial applications. We are committed to skill, and we are your reliable partners for all steel requirements.

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Types of 15Mo3 Pipes

15Mo3 Alloy Steel Pipe Wall Thickness Tolerance

Alloy Steel 15Mo3 Polished Pipe

Alloy Steel 15Mo3 ERW Pipe

15Mo3 Rectangular Pipe

15Mo3 Electropolish Pipe

Alloy Steel 15Mo3 Round Pipes

Alloy Steel 15Mo3 Hollow Pipe

Cold Drawn	Outside Diameter, mm	Tolerance	–
Cold Drawn	outer diameter ≤ 114	± 10% or ± 0.2mm	–
Hot rolled	Outside Diameter, mm	Tolerance	WT/outer diameter
	outer diameter ≤ 219.1	± 12.5% or ± 0.4mm	WT/outer diameter ≤ 2.5%
			2.5% ＜ WT/outer diameter ≤ 5%
			5% ＜ WT/outer diameter ≤ 10%
			WT/outer diameter > 10%
	outer diameter > 219.1	± 20%	WT/outer diameter ≤ 2.5%
		± 15%	2.5% ＜ WT/outer diameter ≤ 5%
		± 12.5%	5% ＜ WT/outer diameter ≤ 10%
		± 10%	WT/outer diameter > 10%

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Uses of 15Mo3 Pipes

**ProAlloy Steel P91 Pipes** are commonly found in industries that require high-temperature and high-pressure performance, such as power plants, refineries, and chemical processing facilities. They are perfect for superheater and reheater tubes, steam lines, and boiler components thanks to their excellent thermal stability and oxidation resistance. In the oil and gas industry, they effectively transport steam and hot fluids while ensuring safety and structural integrity. Their strong mechanical and chemical properties make them a go-to choice for long-lasting, low-maintenance, and cost-effective industrial operations.