Tricon Steel & Alloys, a leading supplier, manufacturer, and exporter in India, proudly presents ASTM A790 UNS S32750 Super Duplex Steel Pipe. Renowned for their superior quality and durability, our pipes meet ASTM standards, ensuring reliability in various industrial applications. Trust Tricon Steel & Alloys for premium-grade products that meet all the quality standards and exceed customer expectations.

ASTM A790 UNS S32750 Pipe typically contains approximately 25% chromium, 7% nickel, 3.5% molybdenum, 0.25% nitrogen, and other elements such as iron and carbon. This composition has excellent mechanical properties, making it ideal for demanding applications in various industries.

ASTM A790 UNS S32750 boasts a density of approximately 7.8 g/cm³. Its tensile strength typically exceeds 800 MPa, with a yield strength of around 550 MPa. Elongation at break is generally greater than 15%. Moreover, these pipes exhibit high thermal conductivity, typically around 14 W/(m•K), ensuring efficient heat transfer in various applications.

ASTM A790 Super Duplex Steel UNS S32750 Pipe offers exceptional corrosion resistance, strength, and weldability. Its dual-phase microstructure provides enhanced resistance to chloride-induced stress corrosion cracking, making these pipes ideal for harsh environments. It also exhibits superior mechanical properties, ensuring reliability and longevity in demanding industrial settings.

Super Duplex Steel S32750 Pipe

At Tricon Steel & Alloys, our commitment to product quality is prioritized. Our team includes expert consultants who provide valuable guidance on enhancing product quality. This dedication meets and exceeds international standards, establishing a long-term relationship with our valued customers.

ASTM A790 Super Duplex Steel S32750 Pipe finds diverse applications across various industries. Its superior properties, composition and high strength make it ideal for offshore oil and gas exploration and production, including subsea piping systems, offshore platforms, and pipelines. These UNS S32750 Pipes are also used in chemical processing, desalination plants, marine environments, and the pulp and paper industry. Additionally, it serves in structural components, heat exchangers, and other demanding applications requiring durable materials.

Super Duplex Steel S32750 Pipe Specifications

Pipe Specifications ASTM A790 / ASME SA790
Tube Specifications ASTM A789 / ASME SA789
Dimensions ANSI/ASME B36.19M, ANSI/ASME B36.10M
Seamless Pipe & Tube Size 1/2″ NB – 16″ NB
Welded Pipe & Tube Size 1/8″NB TO 30″NB IN
EFW Pipe & Tube Size 6″ NB – 24″ NB
Tube Outside Diameter 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock
Thickness 0.35 mm – 50 mm
Specialized in Large Diameter Pipe Size
Schedule SCH5, SCH10, SCH20, SCH30, SCH40, STD, SCH80, SCH 80S, SCH60, SCH80, SCH120, SCH140, SCH160, SCH XXS, SCH XS
Type Seamless Pipes, ERW Pipes, Welded Pipe, Fabricated Pipes, Electro polished Pipe, Polished Pipe, Hollow Pipes
Form Round, Square, Hydraulic, U Shape, Rectangular, Pan Cake Coils, Coiled, Hex, Honed, Etc
Length Single Random, Double Random & Required Length.
End Plain End, Beveled End, Treaded End

Why Choose Tricon Steel?

Tricon Steel is a reputed manufacturer, supplier and exporter of Super Duplex Steel S32750 Pipes in India with a huge range of pipes, such as seamless, welded, ERW, EFW, polished, square, round and hollow variants. Each pipe produced is tested to meet ASTM A790, ASTM A789, ASME SA790 and ASME SA789 with quality control measures put in place throughout the manufacturing process, not just at final inspection. Specific sizes and schedules from SCH5 to SCH XXS, wall thickness from 0.35 mm to 50 mm and specific length are available according to the requirements of the project. 

Prices remain competitive, tolerances and material grades are not decreased and delivery dates are guaranteed for domestic and international orders. Material Test Certificates and 3rd Party inspection support are offered upon request to the customer. The technical team helps to select materials before ordering, based on their experience with the product, in both duplex and super duplex grades. Every shipment also carries full mill traceability documentation, giving procurement teams the paper trail needed for audits and project compliance reviews. Tricon Steel is ISO 9001:2015 certified and maintains long-term supplier partnerships based on quality and on-time delivery.

Super Duplex Steel S32750 Pipe Manufacturing Process

The Rolling and Welding Stage

To begin our process, we first need to go through the rolling and welding stage. The stainless steel is placed through a checking process and cut at the edges in this stage.

Cleaning and Warming Stage

The rolled stainless steel pipes thus manufactured are cut to the required lengths depending upon the industrial demand.

Cold-Drawing Stage

Sometimes, the required size isn’t obtained when the steel is brought through the mill directly. When using the cold-drawing process, the desired size is achieved when the pipes and tubing are coated with oxalic and soap solution and dragged over die plugs—the oxalic and soap solution help reduce friction when going through the cold cycle.

The Finishing Process

The final process is the finisher. Once the process of manufacturing stainless steel pipes and tubing is completed, you’ll now have to take them to a jet printer.

Pipe Manufacturing Process

Super Duplex Steel S32750 Pipe Equivalent Material

STANDARD WERKSTOFF NR. UNS
Super Duplex UNS S32750 1.4410 S32750

SDSS S32750 Pipe Chemical Composition

Grade C Mn Si P S Cr Mo Ni N Fe
Super Duplex UNS S32750 0.030 max 1.20 max 0.80 max 0.035 max 0.020 max 24.00 – 26.00 3.00 – 5.00 6.00 – 8.00 0.24 – 0.32 58.095 min

Super Duplex Steel S32750 Pipes Mechanical Properties

Grades Density (g/cm 3) Density (lb/in 3) Melting Point (°C) Melting Point (°F)
Super Duplex UNS S32750 7.8 .281 1350 2460

Super Duplex Stainless Steel Pipe Wall Thickness

Nominal O.D. Inches 10s 10 40s & Std 40 80s & E.H. 80 160
1/8 .405 .049 .049 .068 .068 .095 .095
1/4 .540 .065 .065 .088 .088 .119 .119
3/8 .675 .065 .065 .091 .091 .126 .126
1/2 .840 .083 .083 .109 .109 .147 .147 .187
3/4 1.050 .083 .083 .113 .113 .154 .154 .218
1 1.315 .109 .109 .133 .133 .179 .179 .250
1 1/4 1.660 .109 .109 .140 .140 .191 .191 .250
1 1/2 1.900 .109 .109 .145 .145 .200 .200 .281
2 2.375 .109 .109 .154 .154 .218 .218 .343
2 1/2 2.875 .120 .120 .203 .203 .276 .276 .375
3 3.500 .120 .120 .216 .216 .300 .300 .437
3 1/2 4.000 .120 .120 .226 .226 .318 .318
4 4.500 .120 .120 .237 .237 .337 .337 .531
4 1/2 5.000 .247 .355
5 5.563 .134 .134 .258 .258 .375 .375 .625
6 6.625 .134 .134 .280 .280 .432 .432 .718
7 7.625 .301 .500
8 8.625 .148 .148 .322 .322 .500 .500 .906
9 9.625 .342 .500
10 10.750 .165 .165 .365 .365 .500 .593 1.125
11 11.750 .375 .500
12 12.750 .180 .180 .375 .406 .500 .687 1.312
14 14.000 .188 .250 .375 .437 .500 .750 1.406
16 16.000 .188 .250 .375 .500 .500 .843 1.593
18 18.000 .188 .250 .375 .562 .500 .937 1.781

Super Duplex DIN NR. 1.4410 Pipe Size

WallSizes (O.D.)
.010 1/16" , 1/8" , 3/16"
.020 1/16" , 1/8" , 3/16" , 1/4" , 5/16" , 3/8"
.012 1/8"
.016 1/8" , 3/16"
.028 1/8" , 3/16" , 1/4" , 5/16" , 3/8" , 1/2" , 3/4" , 1" , 1 1/2" , 2"
.035 1/8" , 3/16" , 1/4" , 5/16" , 3/8" , 7/16" , 1/2" , 16" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 1 5/8" , 2" , 2 1/4"
.049 3/16" , 1/4" , 5/16" , 3/8" , 1/2" , 16" , 5/8" , 3/4" , 7/8" , 1" , 1 1/8" , 1 1/4" , 1 1/2" , 1 5/8" , 2" , 2 1/4"
.065 1/4" , 5/16" , 3/8" , 1/2" , 16" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 1 5/8" , 1 3/4" , 2" , 2 1/2" , 3"
.083 1/4" , 3/8" , 1/2" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 1 5/8" , 1 7/8" , 2" , 2 1/2" ,3"
.095 1/2" , 5/8" , 1" , 1 1/4" , 1 1/2" , 2"
.109 1/2" , 3/4" , 1" , 1 1/4" , 1 1/2" , 2"
.120 1/2" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 2" , 2 1/4" , 2 1/2" , 3"
.125 3/4" , 1" , 1 1/4" , 1 1/2" , 2" , 3" , 3 1/4"
.134 1"
.250 3"
.375 3 1/2"

Buy High Quality ASTM A790 Super Duplex Steel S32750 Pipes.

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Types Of Super Duplex Stainless Steel S32750 Pipes

Seamless Pipe

SDSS S32750 Seamless Pipe

Welded Pipe

SDSS F53 Welded Pipe

ERW Pipe

Super Duplex Steel S32750 ERW Pipe

EFW Pipe

Super Duplex Steel S32750 EFW Pipe

Polished Pipe

Super Duplex Steel F53 Polished Pipe

Square Pipe

SDSS S32750 Square Pipe

Round Pipe

Super Duplex Steel UNS S32750 Round Pipe

Hollow Pipe

Super Duplex Steel S32750 Hollow Pipe

We also supply Super Duplex Steel S32750 Pipe at the best price. You can check our latest Super Duplex Stainless Steel S32750 Pipes price list. Contact Tricon Steel & Alloys today for a best offer & competitive quotation Of Super Duplex Steel S32750 Pipe.

Which Industries Use Super Duplex Steel S32750 Pipe ?

Is Super Duplex Steel S32750 suitable for seawater applications?

Yes. S32750 carries 25% chromium, 3.5% molybdenum, and 0.28% nitrogen, giving it strong resistance to chloride-induced stress corrosion cracking in seawater, marine piping systems and offshore platform environments where standard austenitic grades fail prematurely.

Can Super Duplex Steel S32750 Pipes withstand high-pressure applications?

Tensile strength of S32750 pipes is greater than 800 MPa and yield strength is approximately 550 MPa, which is suitable for high-pressure use in offshore and industrial services.

Are customized sizes available for Super Duplex Steel S32750 Pipes?

Tricon Steel offers pipes of S32750 steel in custom OD of 6 mm to 914.4 mm, thickness ranging from 0.35 mm to 50 mm and schedule ranging from SCH5 to SCH XXS.

How does Super Duplex Steel S32750 differ from Duplex 2205?

S32750 has a chromium content of up to 25%, molybdenum of up to 5% and a higher content of nitrogen than Duplex 2205, and therefore offers higher corrosion resistance and mechanical strength in aggressive service environments.

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