Stainless Steel 347 and 347H ERW Pipes

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Stainless Steel 347 and 347H ERW Pipes Manufacturer, Supplier and Exporter in Canberra, Australia

David Pipes and Tubes is a reputable manufacturer and supplier located in Canberra, Australia, focusing on top-notch Stainless Steel 347 and 347H ERW Pipes. These pipes are crafted using cutting-edge Electric Resistance Welding (ERW) technology, ensuring they are precise, strong, and consistently perform well. Renowned for their outstanding corrosion resistance, high-temperature stability, and durability, the Stainless Steel 347 and 347H ERW Pipes from David Pipes and Tubes are perfect for critical applications in industries like chemical processing, power generation, aerospace, and marine. The company’s dedication to quality and precision guarantees reliable piping solutions that adhere to international standards.

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The composition of Stainless Steel 347 and 347H ERW Pipes primarily includes iron, chromium (17–19%), nickel (9–13%), and niobium, which helps stabilize the alloy and prevents carbide precipitation. The 347H variant has a higher carbon content, providing improved high-temperature strength and creep resistance. These pipes are known for their excellent resistance to intergranular corrosion, oxidation, and scaling, with tensile strength ranging from 515–700 MPa. Thanks to the ERW manufacturing process, they boast uniform wall thickness, precise dimensions, and high-quality welds, making them ideal for demanding industrial applications where reliability and durability are essential.

Stainless Steel 347 and 347H ERW Pipes Specification

Specifications : ASTM A312 / ASME SA312

Dimensions : ASTM, ASME and API

Size : 8″ NB to 24″ NB

Wall Thickness : 0.5 to 150mm Thick

Schedules : SCH 5S, 10S,10, 20, 40S, 40, STD, 60, 80S, 80, XS, 100, 120, 140, 160 & XXS

Length : Single Random, Double Random & Required Length

Form : Round, Square, Rectangular, Hydraulic Pipes

End : Plain end, Bevelled end

Type : Electric Resistance Welded

347 and 347H Stainless Steel ERW Pipes Chemical Composition

Grade	C	Mn	Si	P	S	Cr	Cb	Ni	Fe
SS 347	0.08 max	2.0 max	1.0 max	0.045 max	0.030 max	17.00 – 20.00	10xC – 1.10	9.00 – 13.00	62.74 min
SS 347H	0.04 – 0.10	2.0 max	1.0 max	0.045 max	0.030 max	17.00 – 19.00	8xC – 1.10	9.0 -13.0	63.72 min

SS 347 and 347H ERW Pipes Mechanical Properties

Density	Melting Point	Tensile Strength	Yield Strength (0.2%Offset)	Elongation
7.9 g/cm3	1402 °C (2555 °F)	Psi – 75000 , MPa – 515	Psi – 30000 , MPa – 205	40 %

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 347 and 347H ERW Pipes from David Pipes and Tubes?

Choosing Stainless Steel 347 and 347H ERW Pipes from David Pipes and Tubes guarantees excellent corrosion resistance, high strength, and durability. Designed for diverse industrial applications, it delivers reliable performance in tough environments while maintaining competitive pricing for cost-effective solutions.

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Largest Stainless Steel 347 and 347H ERW Pipes Supplier in Canberra, Australia

David Pipes and Tubes, a leading manufacturer and supplier of Stainless Steel 347 and 347H ERW Pipes in Canberra, Australia, offers a comprehensive range of high-quality pipes and tubing suitable for various industrial applications. Our extensive inventory and commitment to exceptional service make us a trusted choice for regional products.

Equivalent Grades for SS 347 and 347H ERW Pipes

STANDARD	UNS	WERKSTOFF NR.	EN	JIS	GOST
SS 347	S34700	1.4550	X6CrNiNb18-10	SUS 347	08Ch18N12B
SS 347H	S34709	1.4961	X6CrNiNb18-12	SUS 347H	–

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Types of Stainless Steel 347 and 347H ERW Pipes

Are Custom Sizes Available for Stainless Steel 347 and 347H ERW Pipes?

We offer custom sizes for Stainless Steel 347 and 347H ERW Pipes to meet your specific needs. Our dedicated team at David Pipes and Tubes provides tailored solutions for all your piping and tubing requirements. For more information, contact us at sales@davidpipes.com.

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Stainless Steel 347 and 347H ERW Pipes are extensively utilized in industries that require exceptional corrosion resistance and high-temperature performance. They find common applications in chemical and petrochemical plants, refineries, heat exchangers, and boiler systems. Additionally, these pipes are well-suited for aerospace, marine, and power generation applications due to their ability to maintain structural integrity under extreme conditions. With their impressive strength, thermal stability, and excellent corrosion resistance, Stainless Steel 347 and 347H ERW Pipes deliver reliable performance and a long service life in critical industrial operations.