Carbon Steel API 5L Grade X46 Pipes

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Carbon Steel API 5L Grade X46 Pipes Manufacturer, Supplier and Exporter in Houston , USA

Liam Pipes and Tubes is a reputable manufacturer and supplier of ASTM A335 Grade P9 Seamless Pipes, proudly based in Houston, USA. They specialize in high-quality alloy steel pipes that are specifically designed for high-temperature and high-pressure applications. You’ll find ASTM A335 Gr P9 pipes being put to good use in power plants, refineries, petrochemical facilities, and boiler systems, where strength, thermal resistance, and corrosion protection are absolutely crucial. Liam Pipes and Tubes is committed to adhering to international standards, providing seamless piping solutions that deliver outstanding performance, longevity, and reliability in even the most demanding industrial settings.

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These ASTM A335 Grade P9 Seamless Pipes are made from a chromium-molybdenum alloy steel, featuring around 9% chromium, 1% molybdenum, and 0.15% carbon. This combination of alloying elements gives them exceptional resistance to oxidation, corrosion, and creep at high temperatures. The material boasts a minimum tensile strength of 415 MPa (60,000 psi) and a minimum yield strength of 205 MPa (30,000 psi). Typically, P9 seamless pipes are supplied in a normalized and tempered state, ensuring excellent structural integrity and consistent wall thickness. Their chemical and mechanical properties make them ideal for high-stress environments and long-term thermal service.

Carbon Steel API 5L Grade X46 Pipes Mechanical Properties

API 5L-PSL 1 Mechanical Properties
Grade	Yield Strength Mpa	Tensile Strength Mpa	Elongation
B	245	415	c
X46	320	435	c

Carbon Steel API 5L Grade X46 Pipes Chemical Composition

Grade	Composition, %
	C max	Mn max	P		S max	V max	Nb max	Ti max
	C max	Mn max	min	max	S max	V max	Nb max	Ti max
B	0.28	1.2	–	0.03	0.03	c.d	c,d	d
X46	0.28	1.4	–	0.03	0.03	d	d	d

Carbon Steel API 5L Grade X46 Pipes Specifications

X46 Pipe Sizes: Nominal Pipe Size 1/2″ to 48 ” O.D.
Wall Thickness: Schedule 10 through 160, STD, XS, XXS.
API 5L X46 Seamless Pipe: B (L245) – X42 (L290) – X52N (L360) – X60 (L415) – X65 (L450)
DIMENSION: FROM 1/4” UP TO 24”
API 5L X46 Welded Pipe: B (L245) – X42 (L290) – X52N (L360) – X60 (L415) – X65 (L450) – X70 (L485) – X80 (L555)
DIMENSION: FROM 1/2” UP TO 60”
Weld Alternatives: ERW, HF, DSAW/SAWL, SMLS, HSAW
X46 Pipe Product Specification Level: API 5L X46 PSL 2, API 5L X46 PSL 1
Additional Services: Internal Coating
API 5L Grade B Hot Selling Grades: API 5L X42 Pipe, API 5L X46 Pipe, API 5L X52 Pipe, API 5L X56 Pipe, API 5L X60 Pipe, API 5L X65 Pipe, API 5L X70 Pipe

If You Are Looking To Buy High Quality

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

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Why Choose Carbon Steel API 5L Grade X46 Pipes From Liam Pipes and Tubes?

Choosing Carbon Steel API 5L Grade X46 Pipes from Liam Pipes and Tubes ensures outstanding corrosion resistance, high strength, and durability. Our Pipe is designed for diverse industrial applications, delivering reliability and performance in challenging environments while maintaining competitive pricing.

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Largest Carbon Steel API 5L Grade X46 Pipes Supplier in Houston , USA

Liam Pipes and Tubes is one of the largest Carbon Steel API 5L Grade X46 Pipes suppliers in Houston , USA, providing a comprehensive range of high-quality pipes tailored for various industries, ensuring reliable delivery and exceptional service to meet diverse project needs.

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Types of Carbon Steel API 5L Grade X46 Pipes

Are Custom Sizes Available for Carbon Steel API 5L Grade X46 Pipes?

Yes, we offer custom sizes for Carbon Steel API 5L Grade X46 Pipes to meet your specific requirements. Our team at Liam Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@liampipes.us.

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You’ll often find ASTM A335 Grade P9 Seamless Pipes in high-temperature applications like boiler tubes, heat exchangers, superheaters, and reheater systems. They’re also widely used in refineries, chemical processing plants, and thermal power generation facilities. Built to endure intense thermal and mechanical stresses, these pipes guarantee efficient operation and safety over extended periods. Their remarkable weldability and resistance to thermal fatigue make them a go-to choice for industries that need materials capable of maintaining strength and stability under continuous exposure to heat, pressure, and corrosive environments.