Stainless Steel 309H Sheet and Plates

Smith Fittings, located in Canberra, Australia, stands out as a top manufacturer and supplier of **Stainless Steel 309H Sheets and Plates**. These products are celebrated for their remarkable high-temperature strength, impressive corrosion resistance, and long-lasting durability. Crafted from a high-chromium, high-nickel austenitic stainless steel with a boost in carbon content, they offer exceptional creep resistance and mechanical stability, even in the most extreme heat conditions. Smith Fittings is committed to precision manufacturing and rigorous quality control, ensuring that their 309H sheets and plates meet international standards. Perfect for industrial, chemical, and power generation applications, these sheets and plates promise enduring performance, structural integrity, and resistance to scaling and oxidation, even in tough operating environments.

SS 309H Chequered Plate

SS 309H Perforated Sheets

SS 309H Shim Sheet

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**Stainless Steel 309H Sheets and Plates** are composed of chromium (23–25%) and nickel (12–15%), with a higher carbon content that enhances their high-temperature strength and creep resistance. They boast a tensile strength of around 620 MPa, a yield strength of 310 MPa, and an elongation of 35%. With a density of 8.0 g/cm³ and a melting range of 1400–1450°C, these sheets and plates maintain excellent toughness, weldability, and formability, ensuring they perform reliably under high temperatures and in corrosive settings.

Stainless Steel 309H Sheet and Plates Specification

Specifications	ASTM A240 / ASME SA240
Size	1/4″ to 4″
Range	5mm To 150mm
Thickness	4mm-100mm
Width	1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc
Length	2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc
Surface	2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand blast, Brush, etching, etc
Finish	Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated)
Form	Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange) etc.

SS 309H Sheets and Plates Chemical Composition

Grade	C	Mn	Si	P	S	Cr	Ni	Fe
SS 309	0.20	2	1	0.045	0.030	23	14	60
SS 309H	0.04-0.10	2.0	0.75	0.045	0.03	22.0-24.0	15.0	58.0-63.0

SS 309H Sheets and Plates Mechanical Properties

Grade	Tensile Strengtd ksi (min)	Yield Strength 0.2% ksi (min)	Elongation %	Hardness (Brinell) max
309/S	75	30	40	95
309/H	40	30	40	217

Equivalent Grades of A240 Stainless Steel 309H Sheets and Plates

STANDARD	WERKSTOFF NR.	UNS
SS 309H	1.4833	S30909

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If You Are Looking To Buy High Quality Piping Products ?

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

Largest Stainless Steel 309H Sheet and Plates Manufacturer and Exporter in Canberra, Australia

Josh Sheets and Plates based in Canberra, Australia, is a leading supplier and stockist of high-quality metal products, including Sheets, Plates, Coils, Foils, Angles, Channels, Circles, and Slitting Coils, all offered with exceptional service and tailored to meet our customers specific requirements. With a focus on delivering superior products, we cater to a wide range of industries, providing reliable solutions for diverse applications. Our extensive inventory includes Known for our unique finishing techniques and commitment to quality. We are dedicated to ensuring customer satisfaction through dependable service and top-notch products.

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Stainless steel 309H sheets and plates offer many advantages, including excellent resistance to high temperature oxidation and corrosion, making them ideal for harsh environments Due to the high carbon content they retain strength and staying power exist longer at high temperatures (up to 2000°F or 1093°C ). The material also boasts excellent resistance to heat fatigue, stress and cracking. Stainless steel 309H is highly weldable, ensuring ease of fabrication. It is also scratch resistant and can withstand acidic and basic environments. These properties make it suitable for industries such as aerospace, chemical processing and power generation.

Types of Stainless Steel 309H Sheet and Plates

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Are Custom Sizes Available for Stainless Steel 309H Sheet and Plates?

Yes, we offer custom sizes for Stainless Steel 309H Sheet and Plates to meet specific project needs. Our team at Josh Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@aaronsheetsplates.com.

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Application Industry of Stainless Steel 309H Sheet and Plates

**Stainless Steel 309H Sheets and Plates** find their place in various applications that demand outstanding high-temperature performance and corrosion resistance. They are particularly well-suited for furnace components, heat exchangers, boilers, chimneys, and chemical processing equipment. Moreover, they are utilized in power generation, petrochemical plants, and industrial frameworks where thermal stability, structural integrity, and oxidation resistance are crucial. Their exceptional performance in extreme heat and corrosive environments makes them ideal for industrial, structural, and high-performance engineering applications.