Super duplex round bar
Super Duplex Round Bar Suppliers
These round bars are a type of steel product that belongs to the category of super duplex stainless steel. The steel rod range finds extensive usage in industries such as oil and gas, chemical processing, pulp and paper, and desalination plants. A super SDSS round bar is known for its excellent mechanical properties and corrosion resistance quality, much like our stainless steel plate and ss Plate product lines.
Trusted Supplier of Super Duplex Square Bars in India

Key Properties of Super Duplex Steel Rods
A super duplex rod exhibits exceptional corrosion resistance, particularly in aggressive environments such as chloride-rich and acid conditions. The SDSS flat bar has extremely high resistance to pitting, crevice corrosion, and stress corrosion cracking a trait shared across our stainless steel grades of bar and plate products.
SD rods exhibit excellent toughness, referring to their ability to absorb energy and resist fracture. These steel rod products also demonstrate high fatigue resistance, allowing them to sturdily withstand repeated cyclic loading without failure.
Understand the Effects of Heat Treatment on Super Duplex Rods Contact Us for Details

Super duplex steel hex bar

Super duplex flat bar

SDSS square bar
Heat Treatment Methods & Their Effect on Super Duplex Flat Bar Performance
Annealing is a heat treatment process in which the super duplex round bar supplier in India heats the bar to a specific temperature. This process helps dissolve any precipitates or carbides formed during hot working or welding, and restores the material’s microstructure the same care applied when treating our stainless steel plate.
Another heat treatment process employed for the EN 10088-3 flat bar is solution annealing, performed at around 1050-1100°C. This annealing process can dissolve and homogenize any precipitates formed during manufacturing of the bar.
Check Size Range of Super Duplex Hex Bars in Duplex Pipeline Specification Charts
Specification of super duplex round bar

We are a high quality and corrosion resistant super duplex rod manufacturer in Mumbai, also stocking stainless steel plate and ss Plate for related project needs.
Among Top 7 Super Duplex Bright Bar Suppliers in India – Expert Welding Support Provided
Types of super duplex stainless steel rod

Super duplex rod
- Diameter: 10 mm – 200 mm
- Finish: bright, polish & black
- Length: 1 – 2000mm

Super duplex steel rounds
- Size: 3.0 – 50.8 mm
- Form: round, square, hex, flat
- Application: power generation

SDSS round bar
- Testing: pitting resistance
- Melting point: 1400 – 1455°C
- Tolerance: 2.5%
Whether your project needs a standard steel rod or a companion stainless steel plate, our range covers multiple stainless steel grades and forms.
To read about the chemical and mechanical properties of polished super duplex flat bar, please refer to our technical data sheets
Chemical composition of SDSS hex rod

Mechanical properties of super duplex hollow bar

Equivalent properties of super duplex flat bar

What are the welding procedures of SDSS hex bar?
Employ suitable welding techniques for SDSS such as gas tungsten arc welding (GTAW or TIG) and shielded metal arc welding (SMAW or stick welding). Choose the specific technique based on joint design, welding position, and project demands.
Set appropriate welding parameters including current, voltage, and travel speed based on the process and the thickness of the SDSS hex bar. After welding, perform post-weld treatments to restore the mechanical properties and corrosion resistance of the joint — a standard applied across our steel rod and stainless steel plate offerings.
Applications of Super Duplex Square Bars in Oil & Gas Sector
An ASTM A276 SDSS square bar is employed in manufacturing downhole tools such as drilling tools, completion tools, and wellbore tools, operating in demanding conditions of high temperature, pressure, and corrosive fluids or gases.
Polished SDSS bars are employed in heat exchangers, condensers, and pressure vessels. These instruments necessitate materials with high strength, corrosion resistance, and compatibility with fluids — qualities the SD bars share with our stainless steel plate range.
What is the Price of Super Duplex Hollow Bar?
The price of an A479 super duplex hollow bar can vary based on size, grade, supplier, market conditions, and quantity ordered. Prices of SDSS solid rounds change over time due to raw material cost fluctuations, similar to trends seen across various stainless steel grades. Acquire accurate, up-to-date prices for hollow bars from the best suppliers, distributors, or manufacturers.
Our Products
- Duplex pipe
- Duplex tube
- Super duplex pipe
- Super duplex tube
- Duplex heat exchanger tubes
- Super duplex heat exchanger tubes
- Duplex plate
- Super duplex plate
- Duplex pipe fittings
- Super duplex pipe fittings
- Duplex steel flanges
- Super duplex flanges
- Duplex round bar
- Super duplex round bar
- Duplex steel fasteners
- Duplex 2205 pipe
- Super duplex 2507 pipe
- Super duplex 2507 flanges
- ASTM A789 UNS S31803 seamless tube
- ASTM A790 UNS S31803 seamless pipe
- UNS S31803 concentric reducers
- UNS S31803 elbow
- UNS S31803 tee
- UNS S31803 end cap
- UNS S31803 Slip on Flange
- UNS S31803 lap joint flange
- UNS S31803 socket weld flange
Frequently Asked Questions
Super duplex round bar — Questions Buyers Ask Most
What is a steel rod used for?
Do you also supply stainless steel plate?
Yes, we stock stainless steel plate and ss Plate alongside our round bar and rod range.
What stainless steel grades are available?
We offer multiple stainless steel grades, including super duplex, for bars, rods, and plates.
What sizes are available for super duplex round bar?
Is ss Plate corrosion-resistant like the round bar range?
How is steel rod heat treated?
Through annealing or solution annealing at 1050-1100°C to restore microstructure and strength.
What is super duplex steel round bars?
These round bars are a type of steel product that belongs to the category of super duplex stainless steel. The steel round bars find extensive usage in industries such as oil and gas, chemical processing, pulp and paper, and desalination plants. A super SDSS round bar is known for its excellent mechanical properties and corrosion resistance quality.
Trusted Supplier of Super Duplex Square Bars in India

Key Properties of Super Duplex Steel Rods
A super duplex rod exhibits exceptional corrosion resistance, particularly in aggressive environments such as chloride-rich and acid conditions. The SDSS flat bar has an extremely high resistance to pitting, crevice corrosion, and stress corrosion cracking.
SD rods exhibit excellent toughness which refers to their ability to absorb energy and resist fracture. These rods also demonstrate high fatigue resistance, allowing them to sturdily withstand repeated cyclic loading without failure.
Understand the Effects of Heat Treatment on Super Duplex Rods – Contact Us for Details

Super duplex steel hex bar

Super duplex flat bar

SDSS square bar
Heat Treatment Methods & Their Effect on Super Duplex Flat Bar Performance
Annealing is a heat treatment process in which the super duplex round bar supplier in India heat the bar to a specific temperature. This process helps dissolve any precipitates or carbides formed during hot working or welding, and it restores the material’s microstructure.
Another heat treatment process employed for the EN 10088-3 flat bar is solution annealing which is performed at around 1050-1100°C. This annealing process can dissolve and homogenize any precipitates that may have formed during the manufacturing of the bar.
Check Size Range of Super Duplex Hex Bars in DuplexPipeline Specification Charts
Specification of super duplex round bar

We are high quality and corrosion resistant super duplex rod manufacturer in Mumbai
Among Top 7 Super Duplex Bright Bar Suppliers in India – Expert Welding Support Provided
Types of super duplex stainless steel rod

Super duplex rod
- Diameter: 10 mm – 200 mm
- Finish: bright, polish & black
- Length: 1 – 2000mm

Super duplex steel rounds
- Size: 3.0 – 50.8 mm
- Form: round, square, hex, flat
- Application: power generation

SDSS round bar
- Testing: pitting resistance
- Melting point: 1400 – 1455°C
- Tolerance: 2.5%
To read about the chemical and mechanical properties of polished super duplex flat bar, please refer to our technical data sheets
Chemical composition of SDSS hex rod

Mechanical properties of super duplex hollow bar

Equivalent properties of super duplex flat bar

What are the welding procedures of SDSS hex bar?
Employ suitable welding techniques for SDSS such as gas tungsten arc welding (GTAW or TIG), and shielded metal arc welding (SMAW or stick welding). Choose the specific technique based on factors such as joint design, welding position, and project demands or requirements.
Set appropriate welding parameters including current, voltage, and travel speed based on the specific welding process and the thickness of the SDSS hex bar. After completing the welding, perform post-weld treatments to restore the mechanical properties and corrosion resistance of the joint.
Applications of Super Duplex Square Bars in Oil & Gas Sector
A ASTM A276 SDSS square bar is employed in the manufacturing of downhole tools such as drilling tools, completion tools, and wellbore tools. These tools mostly operate in demanding and challenging downhole conditions such as high temperatures, high pressures, and corrosive fluids or gases.
Polished SDSS bars are employed in the manufacturing of heat exchangers, condensers, and pressure vessels. These instruments necessitate materials with high strength, corrosion resistance, and compatibility with fluids and the SD bars are a perfect fit for this.
What is the Price of Super Duplex Hollow Bar?
The price of a A479 super duplex hollow bar can vary based on the size, grade, supplier, market conditions, and quantity ordered. The prices of the SDSS solid rounds can change over time due to fluctuations in the cost of raw materials. Acquire accurate and up-to-date prices for hollow bars from the best suppliers, distributors, or manufacturers.
Our products
- Duplex pipe
- Duplex tube
- Super duplex pipe
- Super duplex tube
- Duplex heat exchanger tubes
- Super duplex heat exchanger tubes
- Duplex plate
- Super duplex plate
- Duplex pipe fittings
- Super duplex pipe fittings
- Duplex steel flanges
- Super duplex flanges
- Duplex round bar
- Super duplex round bar
- Duplex steel fasteners
- Duplex 2205 pipe
- Super duplex 2507 pipe
- Super duplex 2507 flanges
- ASTM A789 UNS S31803 seamless tube
- ASTM A790 UNS S31803 seamless pipe
- UNS S31803 concentric reducers
- UNS S31803 elbow
- UNS S31803 tee
- UNS S31803 end cap
- UNS S31803 slip on flange
- UNS S31803 socket weld flange
- UNS S31803 lap joint flange
- Duplex Pipeline
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