Stainless Steel 309H Pipes

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Stainless Steel 309H Pipes Manufacturer, Supplier and Exporter in Kuala lumpur, Malaysia

Maria Pipes and Tubes, located in Kuala Lumpur, Malaysia, has earned a solid reputation as a reliable manufacturer and supplier of high-performance stainless steel piping solutions. Their Stainless Steel 309H Pipes are specifically designed for environments that require exceptional high-temperature strength and resistance to oxidation. These pipes are crafted using both seamless and welded techniques, adhering to international standards like ASTM A312 / ASME SA312, making them perfect for critical applications in power generation, petrochemical industries, furnace manufacturing, and heat treatment, where reliability and durability are non-negotiable. ([Vardhman Tube][1], [kanaksteel.com][2])

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The composition of Stainless Steel 309H Pipes includes about 22–24% chromium and 12–15% nickel, with carbon content between 0.04% and 0.10%. This blend significantly boosts creep resistance and high-temperature durability while ensuring oxidation resistance. ([Vardhman Tube][3], [steelpipesfactory.com][4], [fushunspecialsteel.com][5]) In terms of mechanical properties, these pipes boast a minimum tensile strength of 515 MPa, a yield strength of 205 MPa, an elongation of at least 40%, and a maximum hardness of HRB 95 (or 217 HB), striking a perfect balance between strength and toughness. ([Vardhman Tube][3], [thepipingmart.com][6], [fushunspecialsteel.com][5])

Stainless Steel 309H Pipes Specification

Specifications	ASTM A/ASME SA213/A249/A269/A312/A358 CL. I to V ASTM A789/A790
Dimensions	ASTM, ASME and API
Schedule	SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Wall Thickness	Sch 5s, 10s, 40s, 80s, 160, XXS
Size – Seamless 309H Pipes	1/8″NB TO 30″NB IN
ERW 309H Pipes	1/2″ NB – 24″ NB
EFW 309 Pipes	6″ NB – 100″ NB
Form	Round, Square, Rectangular, Oval, Hydraulic Etc
Types	Seamless, ERW, Welded, Fabricated, LSAW Pipes
End	Plain End, Beveled End, Treaded
Length	Single Random, Double Random & Cut Length.

Stainless Steel 309H Pipes Chemical Composition

Grade		C	Mn	Si	P	S	Cr	Ni	Fe
309H	min.	0.04	–	–	–	–	22.0	12.0	58.0 63.0
309H	max.	0.10	2.0	0.75	0.045	0.03	24.0	15.0	58.0 63.0

SS 309H Pipes Mechanical Properties

Grade	Tensile Strength (MPa) min	Yield Strength 0.2% Proof (MPa) min	Elongation (% in 50mm) min	Hardness
				Rockwell B (HR B) max	Brinell (HB) max
309H	515	205	40	95	217

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 Stainless Steel 309H Pipes from Maria Pipes and Tubes?

Stainless Steel 309H Pipes find extensive use in high-temperature industrial environments, particularly for furnace components like radiant tubes, muffles, and heating elements, as well as in heat treatment equipment and reactors. They are also utilized in power plant superheaters, reheaters, exhaust systems for aviation and automotive applications, chemical and petrochemical processing facilities, pulp and paper industries, and other demanding thermal applications. ([thepipingmart.com][6], [Vardhman Tube][1])

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Largest Stainless Steel 309H Pipes Supplier in Kuala lumpur, Malaysia

Maria Pipes and Tubes, one of the largest suppliers of Stainless Steel 309H pipes in Kuala lumpur, Malaysia, 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 Stainless Steel 309H Pipes

Are Custom Sizes Available for Stainless Steel 309H Pipes?

Yes, we offer custom sizes for Stainless Steel 309H pipes to meet your specific requirements. Our team at Maria Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@mariapipes.com.

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Stainless Steel 309H pipe is widely used in applications requiring high thermal resistance and corrosion protection. The ability to withstand temperatures up to 1035°C makes it ideal for use in furnaces, heat exchangers and heating appliances. Industries such as petrochemicals, power generation, and refineries use these pipelines to transport hot gas and water. In addition, it is used in furnace coatings, boiler components and catalytic recovery systems, where durability and oxidation resistance are critical for long-term operation in harsh environments.