Alloy Steel P12 Pipes

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Thabiso Steel, a prominent manufacturer and supplier located in Cape Town, South Africa, specializes in high-quality **Alloy Steel P12 Pipes** designed for high-temperature, high-pressure, and heavy-duty industrial applications. These pipes are crafted with precision to deliver outstanding strength, creep resistance, and durability, ensuring they perform reliably even in the toughest conditions. Adhering to international quality standards, Thabiso Steel promises consistent mechanical performance and top-notch quality. Catering to sectors like power generation, petrochemical, and oil and gas, the company offers Alloy Steel P12 Pipes that blend operational efficiency, structural integrity, and longevity, making them a go-to choice for critical industrial needs throughout South Africa.

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Alloy Steel P12 Seamless Pipes

Alloy Steel Gr P12 Welded Pipes

Alloy Steel Grade P12 EFW Pipes

What is Alloy Steel P12 Pipes?

**Alloy Steel P12 Pipes** are made from premium alloy steel, with carefully balanced chromium and molybdenum content to boost high-temperature strength, hardness, and creep resistance. These pipes showcase excellent tensile and yield strength, remarkable impact resistance, and stability in dimensions even at elevated temperatures. Their fine-grain microstructure ensures they are weldable, tough, and durable over the long haul, making Alloy Steel P12 Pipes perfect for demanding high-pressure, high-temperature, and heavy-duty industrial tasks.

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Alloy Steel P12 Pipes Specification

Size	1/8NB TO 24NB IN
Type	Seamless
Outer Dimensions	19.05mm – 114.3mm
ASTM A335 P12 Pipe Wall Thickness	2.0mm – 14 mm
Length	max 16000mm
Schedule	Schedule 20 – Schedule XXS (heavier on request) up to 250 mm thk.
Length	Single Random, Double Random & Cut Length.
Tubing End	Plain End, Beveled End, Treaded.
Standard	ASTM A335 P12, SA335 P12 (with IBR Test Certificate)
Thickness	3-12mm
Schedule	SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules
Tolerance	Cold drawn pipe: +/-0.1mm Cold rolled pipe: +/-0.05mm
Craft	Cold rolled and Cold drawn
Type	Seamless / ERW / Welded / Fabricated
available in Form of	Round, Square, Rectangular, Hydraulic Etc.
Length	Standard Double & In Cut length also.
Specialized in	Large Diameter SA335 P12
Additional Testing	NACE MR 0175, NACE TM0177, NACE TM0284, HIC TEST, SSC TEST, H2 SERVICE, IBR, etc.
Application	Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service

Alloy Steel P12 Pipes Chemical Composition

Alloy Steel P12	C	Cr	Mn	Mo	P	S	Si
Alloy Steel P12	0.05 – 0.15	1.00 – 1.50	0.30 – 0.60	0.44 – 0.65	0.025 max	0.025 max	0.50 – 1.00

Alloy Steel P12 Pipes Mechanical Properties

Tensile Strength, MPa	Yield Strength, MPa	Elongation
415 min	205 min	30 min

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 Alloy Steel P12 Pipes in Cape Town, South Africa

ThabisoSteel is a major manufacturer and a supplier of premium Alloy Steel P12 pipe 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.

Alloy Steel P12 Pipes Equivalent Grades

ASTM	ASME	Equivalent material	JIS G 3458	UNS	BS	DIN	ISO	ABS	NK	LRS
A335 P12	SA335 P12	T12	STPA 22	K11562	3604 P1 620-440	17175 13CrMo44	–	ABS 12	KSTPA 22	Sec 2 1Cr 1/2Mo440
										Sec 3 1Cr 1/2Mo440

ASTM A335 P12 Pipe Size Chart

O.D.(mm) x Thickness(mm)	O.D(mm) x Thickness(mm)	O.D(mm) x Thickness(mm)
38.1 x 3.2	57.0 x 4.9	76.2 x 4.0
38.1 x 4.0	57.0 x 6.3	76.2 x 5.0
38.1 x 6.3	57.0 x 7.9	76.2 x 6.3
42.4 x 3.2	60.3 x 3.2	82.5 x 4.5
42.4 x 4.0	60.3 x 3.6	88.9 x 3.2
44.5 x 3.2	60.3 x 5.0	88.9 x 3.6
44.5 x 6.3	63.5 x 3.2	88.9 x 4.0
48.3 x 3.2	63.5 x 3.6	101.6 x 3.6
48.3 x 3.6	63.5 x 4.0	101.6 x 4.5
50.8 x 4.5	63.5 x 6.3	101.6 x 6.3
51.0 x 3.2	63.5 x 7.9	114.3 x 3.6
51.0 x 3.6	70.0 x 3.2	114.3 x 5.0
51.0 x 6.3	70.0 x 3.6	139.7 x 4.0
57.0 x 3.2	70.0 x 6.3	139.7 x 5.0
57.0 x 3.6	76.2 x 3.6	139.7 x 6.3

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Types of Alloy Steel P12 Pipes

Alloy Steel P12 Rectangular Pipe

Alloy Steel P12 Hexagonal Pipe

Alloy Steel Grade P12 Round Pipe

Gr P12 Alloy Steel Hydraulic Pipes

P12 Alloy Steel Hollow Pipes

Gr.P12 Alloy Steel Square Pipe

Alloy Steel P12 Pipes Weight Chart

ASTM A335 P12 Pipe Size NPS	Pipe O.D.	Wall Thickness	Pipe I.D.	Weight per Foot
1/2	0.84	0.109	0.622	0.85
		0.147	0.546	1.09
		0.188	0.464	1.31
		0.294	0.252	1.72
3/4	1.05	0.113	0.824	1.13
		0.154	0.742	1.48
		0.219	0.612	1.95
		0.308	0.434	2.44
1	1.315	0.133	1.049	1.68
		0.179	0.957	2.17
		0.250	0.815	2.85
		0.358	0.599	3.66
1 1/4	1.66	0.140	1.380	2.27
		0.191	1.278	3.00
		0.250	1.160	3.77
		0.382	0.896	5.22
1 1/2	1.90	0.145	1.610	2.72
		0.200	1.500	3.63
		0.281	1.338	4.86
		0.400	1.100	6.41
2	2.375	0.109	2.157	2.64
		0.154	2.067	3.66
		0.218	1.939	5.03
		0.250	1.875	5.68
		0.281	1.813	6.29
		0.344	1.687	7.47
		0.436	1.503	9.04
2 1/2	2.875	0.120	2.635	3.53
		0.203	2.469	5.80
		0.216	2.443	6.14
		0.250	2.375	7.02
		0.276	2.323	7.67
		0.375	2.125	10.02
		0.552	1.771	13.71

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Uses of Alloy Steel P12 Pipes

**Alloy Steel P12 Pipes** are extensively utilized in industries that require robust, durable, and heat-resistant piping solutions. They’re commonly found in power plant boilers, steam pipelines, petrochemical facilities, and oil and gas refineries. Moreover, they are essential in high-pressure piping systems, industrial machinery, and structural frameworks where creep resistance, toughness, and thermal stability are vital. The combination of mechanical strength, corrosion resistance, and long-lasting reliability guarantees safe and efficient operation, making Alloy Steel P12 Pipes ideal for energy, industrial, and heavy engineering applications.