AISI 4140 Pipes

AISI 4140 Pipes Manufacturer, Supplier and Exporter in Houston , USA

Liam Pipes and Tubes is your go-to manufacturer and supplier of AISI 4140 pipes, proudly based in Houston, USA, and catering to a variety of industries. AISI 4140 is a low-alloy steel that stands out for its impressive strength, toughness, and wear resistance. We produce our 4140 pipes with meticulous attention to detail and rigorous quality controls, ensuring they’re perfect for high-stress applications. These pipes find their place in sectors like oil and gas, automotive, agriculture, and heavy machinery, thanks to their exceptional fatigue strength and impact resistance. At Liam Pipes and Tubes, we’re committed to delivering high-performance 4140 pipe solutions that comply with both domestic and international standards.

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When it comes to composition, AISI 4140 pipes include chromium (0.8–1.1%), molybdenum (0.15–0.25%), carbon (0.38–0.43%), manganese (0.75–1.0%), along with trace amounts of silicon, phosphorus, and sulfur. This alloy boasts high tensile strength ranging from 655 to 1080 MPa and yield strength between 415 to 655 MPa, depending on the heat treatment process. With excellent hardenability and outstanding mechanical properties when quenched and tempered, AISI 4140 pipes maintain their shape and stability even under heat and stress. The perfect blend of strength and toughness makes it a reliable choice for critical structural and mechanical applications.

AISI 4140 Pipes Specification

AISI 4140 Pipe Standard	AISI 4140, ASTM A519 (with IBR Test Certificate)
AISI 4140 Pipe Size	1/2” NB to 36” NB
AISI 4140 Pipe Thickness	3-12mm
AISI 4140 Pipe Schedules	SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules
AISI 4140 Pipe Origin	European, Japanese, Korean, US, Russian, Indian (Strictly No Chinese Material)
AISI 4140 Pipe Tolerance	Cold drawn pipe: +/-0.1mm Cold rolled pipe: +/-0.05mm
Craft	Cold rolled and Cold drawn
AISI 4140 Pipe Type	Seamless / ERW / Welded / Fabricated
AISI 4140 Pipe available in Form of	Round, Square, Rectangular, Hydraulic Etc.
AISI 4140 Pipe Length	Standard Double & In Cut length also.
AISI 4140 Pipe End	Plain End, Beveled End, Treaded
Specialized in	Large Diameter AISI 4140 Pipe
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

AISI 4140 Pipes Chemical Composition

Element	Content (%)
Iron, Fe	96.785 – 97.77
Chromium, Cr	0.80 – 1.10
Manganese, Mn	0.75 – 1.0
Carbon, C	0.380 – 0.430
Silicon, Si	0.15 – 0.30
Molybdenum, Mo	0.15 – 0.25
Sulfur, S	0.040
Phosphorous, P	0.035

AISI 4140 Pipes Mechanical Properties

Properties	Metric	Imperial
Density	7.85 g/cm3	0.284 lb/in³
Melting point	1416°C	2580°F

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 AISI 4140 Pipes from Liam Pipes and Tubes?

Choosing AISI 4140 pipes from Liam Pipes and Tubes ensures top-notch quality and performance. Liam Pipes and Tubes, based in Houston , USA, is known for delivering premium-grade alloy steel pipes that meet stringent industry standards. Their AISI 4140 pipes offer exceptional durability, strength, and corrosion resistance, making them suitable for high-stress environments. With advanced manufacturing techniques and strict quality control, Liam ensures precise dimensions and reliability in their products. Their commitment to customer satisfaction, timely delivery, and technical support makes them a trusted source for AISI 4140 pipes.

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Largest AISI 4140 Pipes Supplier in Houston , USA

Liam Pipes and Tubes, one of the largest suppliers of AISI 4140 Pipes in Houston , USA, offers a comprehensive range of high-quality pipes and tubes suitable for various industrial applications. Their extensive inventory and commitment to exceptional service make them a go-to choice for stainless steel products in the region.

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Types of AISI 4140 Pipes

Are Custom Sizes Available for AISI 4140 Pipes?

Yes, we offer custom sizes for AISI 4140 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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AISI 4140 pipes are a staple in industries that demand high strength and resistance to fatigue, wear, and impact. In the oil and gas industry, they’re utilized for drill collars, downhole tools, and pipe fittings. In automotive and aerospace, 4140 is commonly found in axles, shafts, crankshafts, and gear components. This material is also well-suited for agricultural machinery, hydraulic systems, and mining equipment. Thanks to its machinability and heat-treating capabilities, AISI 4140 pipe is the preferred option for structural applications where strength, reliability, and toughness are crucial, especially in tough working conditions.q