




F55 welded tubes is another term for Super Duplex UNS S32760 Welded Tube. It is a piping and tubing solution engineered to deliver great strength and corrosion resistance in the most demanding environments.
More importantly, this tube type has been engineered with ‘Precision’ as per ASTM A789 standards. A reason why they are perfectly suited for hostile corrosive environments. For example, marine environments, offshore platforms, chemical processing, and heavy-duty process piping systems.
Our goal at Vishal Tube, a Super Duplex UNS S32760 Welded Tube supplier in India is to offer you premium-quality F55 welded tubes design to perform under hostile requirements. We provide Super Duplex UNS S32760 Welded Tube that offers first corrosion resistance pitting, crevice corrosion, and chloride-induced stress corrosion cracking.
Typically, Super Duplex UNS S32760 Welded Tube possesses a few unique features that you need to understand. They are given below:
Some of the key features of a F55 welded tube that you need to understand is given in a tabular form given below:
Property | Details |
Grade | Super Duplex UNS S32760 / F55 |
Standard | ASTM A789 / ASME SA789 |
Form | Welded Tube |
Material Type | Austenitic-Ferritic Stainless Steel (Super Duplex) |
Corrosion Resistance | Excellent resistance to pitting, crevice corrosion, and chloride stress corrosion cracking |
Tensile Strength | ≥ 750 MPa (min) |
Yield Strength (0.2% Offset) | ≥ 550 MPa (min) |
Elongation | ≥ 25% |
Applications | Process Piping, Marine Structures, Chemical Processing, Desalination Plants |
Environment Suitability | Ideal for highly corrosive environments, seawater, and aggressive chemical exposure |
Temperature Range | Suitable for sub-zero to elevated temperatures |
Weldability | Excellent (Low risk of intermetallic formation, strong weld integrity) |
Wall Thickness Range | Customized as per requirement (as per ASTM A789 tolerance) |
Outer Diameter Range | Typically 1/4″ to 12″ (or as per client specs) |
Key Features | High strength, corrosion resistance, heavy-duty performance, marine-grade reliability |
A F55 welded tube is manufactured as per ASTM A789 standard and is legendary for its mechanical resource, corrosion resistance, and long service life. . Hence they are used in many industries as applications. They are as follows:
Vishal Tube supplies Super Duplex UNS S32760 Welded Tubes for corrosive process piping & heavy-duty marine use. Delivers high strength & superior resistance.
The full details of Super Duplex UNS S32760 Welded Tube made as per ASTM A789 standard and their quality certification is given in the table below:
Category | Details |
Material Grade | Super Duplex UNS S32760 / F55 |
Manufacturing Standard | ASTM A789 / ASME SA789 |
Quality Management System | ISO 9001:2015 Certified |
Inspection Certificates | EN 10204 3.1 / 3.2 (Third-party inspection on request) |
Testing Standards | – Hydrostatic Testing |
Corrosion Testing | ASTM G48 Method A (Pitting & Crevice Corrosion Resistance) |
Mechanical Testing | – Tensile Strength |
Dimensional Accuracy | Tight tolerances as per ASTM A789 specifications |
Surface Finish | Pickled, Passivated, or Polished as per customer requirement |
Traceability | Full Heat Number Traceability with Mill Test Reports (MTRs) |
Compliance | NACE MR0175 / ISO 15156 (for sour service in oil & gas) |
Application Suitability | Marine, Offshore, Process Piping, Desalination, Chemical, Heavy Duty Systems |
At Vishal Tube Industries, a optimal Super Duplex UNS S32760 Welded Tube manufacturer in India, we assemble tubes in submission with ASTM A789 standard. They have been designed with ‘Precision’ to ‘Perfection’ specifically for hostile environments. However, there are other reasons why you must choose F55 welded tubes from us. They are as follows:
F55 welded tube, known as Super Duplex UNS S32760 offers excessive corrosion resistance to pitting, crevice corrosion, and chloride strain corrosion cracking. Typically, it consists of excessive chromium, molybdenum, and nitrogen content fabric.
Yes it is perfect that everyone Super Duplex UNS S32760 Welded Tube are conforming with ASTM A789 specifications. Uniquely those manufactured by Vishal Tube Industries. This ensures reliable wall thickness, high wealth, first corrosion resistance, and superb weld quality correct for heavy-duty industrial use.
Due to its strength and durability F55 welded tube can be used in a wide range of industries as applications. For example, oil & gas, petrochemical, and power generation industries.Specifically, in the marine sector they play a major part in seawater cooling systems, ballast water handling, and structural components exposed to saltwater and harsh weather conditions.
Vishal Tube supplies Super Duplex UNS S32760 Welded Tubes for corrosive process piping & heavy-duty marine use. Delivers high strength & superior resistance.
Vishal Tube Industries, is engaged in manufacturing of Stainless Steel Seamless Tubes, Stainless Welded Tubes and Stainless Steel U tube outfitting the requirements of many large and medium scale industries from all over the globe qualitatively.