Duplex Steel Mechanical Tubing

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Duplex Steel Mechanical Tubing Manufacturer, Supplier and Exporter in Canberra, Australia

David Pipes and Tubes, located in Canberra, Australia, has earned a solid reputation as a reliable manufacturer and supplier of Duplex Steel Mechanical Tubing. These high-performance stainless steel tubes are expertly designed to deliver exceptional mechanical strength, corrosion resistance, and durability. Crafted with precision, they boast smooth internal surfaces, consistent wall thickness, and impressive dimensional accuracy. The Duplex Steel Mechanical Tubing from David Pipes and Tubes is perfect for a variety of applications, including hydraulic and pneumatic systems, chemical processing, petrochemical industries, offshore oil and gas, and power generation. In these sectors, long-term reliability, outstanding mechanical performance, and the ability to withstand harsh environments are crucial.

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This type of tubing is primarily made up of 22% chromium, 5–6% nickel, 3% molybdenum, and 0.14–0.20% nitrogen, which together create a balanced duplex microstructure. This unique composition offers remarkable resistance to pitting, crevice corrosion, and stress-corrosion cracking, especially in aggressive, chloride-rich settings. The tubing showcases a tensile strength ranging from 620 to 850 MPa, a yield strength of 450 to 550 MPa, and good ductility, ensuring it maintains structural integrity even under high pressure and mechanical stress.

Duplex Steel Mechanical Tubes Specification

Size	:	1/2″NB TO 12 “NB IN
Standards	:	ASTM A 790 ASME SA 790
Grades	:	(Duplex UNS S31803), UNS 2UNS S32205 (Duplex UNS S32205)
Length	:	Single Random, Double Random & Cut Length
Type	:	Mechanical
Form	:	Round, Hydraulic Etc
Schedule	:	SCH20, SCH30, SCH40, STD, SCH80

Duplex Steel Mechanical Tubing Chemical Composition

Chemical Composition %
Cr	Ni	Mo	C	N
22.0-23.0	4.50-6.50	3.00-3.50	.030 Max	0.14-0.20
Mn	Si	P	S	Fe
2.00 Max	1.00 Max	.030 Max	.020 Max	Balance

Mechanical Duplex Steel Tubing Mechanical Properties

Duplex Steel	Tubing
Density	7.805
Melting Range,℃	1450 ℃
Elongation %	25 min.
Tensile Strength (Mpa)	655
Yield Strngth (Mpa)	450
Hardness (Brinell)	293 max

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 Duplex Steel Mechanical Tubing From David Pipes and Tubes?

Choosing Duplex Steel Mechanical Tubes from David Pipes and Tubes ensures superior quality and durability, offering outstanding corrosion resistance and high strength. Our dedication to delivering exceptional service and reliable products guarantees customer satisfaction across a wide range of industrial applications. With our expertise in Duplex steel solutions, you can trust us to provide a top-tier, customized piping solution that meets your specific requirements.

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Largest Duplex Steel Mechanical Tubing Supplier in Canberra, Australia

David Pipes and Tubes, one of the largest suppliers of Duplex Steel Mechanical Tubing in the Canberras, Australia. Offers a wide range of high-quality pipes and tubes designed for various industrial applications. Their extensive inventory and dedication to exceptional service make them a trusted choice for Duplex steel products in the region, delivering reliable solutions to meet diverse project requirements.

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Types of Duplex Steel Mechanical Tubing

Are Custom Sizes Available for Duplex Steel Mechanical Tubes?

Yes, we provide custom sizes for Duplex Steel Mechanical Tubing to meet your specific requirements. At David Pipes and Tubes, our team is dedicated to delivering tailored solutions for all your piping and tubing needs. For more information, please contact us at sales@davidpipes.com.

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Duplex Steel Mechanical Tubing is commonly utilized in hydraulic and pneumatic control lines, instrumentation systems, process piping, offshore installations, and high-pressure industrial machinery. Its blend of corrosion resistance, mechanical strength, and precise dimensions makes it the go-to choice for industries that need reliable, high-performance, and maintenance-free tubing solutions in challenging and corrosive environments.