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Super Duplex Buttweld Fittings

Name: Super Duplex Buttweld Fittings
Brand: DEEPAK STEEL (INDIA)

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MOQ : 1000 Pieces

Super Duplex Buttweld Fittings Specification

Connection Type
Welded

Bend Radius
Short Radius (SR) & Long Radius (LR) available

Diameter
12.7 mm to 610 mm

Tensile Strength
Min 800 MPa

Tolerance
0.5 mm

Temperature Range
-50C to +300C

Sealing Type
Welded Joint

Coating Type
None/Natural

Flexibility
Rigid

Yield Strength
Min 550 MPa

Product Type
Buttweld Pipe Fitting

Material
Super Duplex Stainless Steel

Connection
Buttweld

Shape
Elbow, Tee, Reducer, Cap, Stub End, Cross

Standard
ASTM A815 / ASME SA815 / MSS-SP-43

Surface Treatment
Pickled, Passivated

Outer Diameter
1/2 inch to 24 inch (DN 15 to DN 600)

Section Shape
Round

Length
As per standard or client requirement

Thickness
Schedule 10S, 20S, 40S, 80S (custom as required)

Color
Metallic Silver

Usage
Industrial piping, process lines, petrochemicals

Rated Pressure
Class 150 Class 2500

Material Grade
UNS S32750 (F53), UNS S32760 (F55)

Application
Oil & Gas, Chemical, Marine, Power Plants

End Type
Plain End (PE), Bevel End (BE)

Manufacturing Process
Seamless & Welded

Impact Value
>45J at -46C

Magnetic Permeability
<1.03 (at 8000 A/m)

Corrosion Resistance
Excellent resistance to pitting, crevice and chloride stress corrosion

Finish
Smooth and scale-free

Testing
100% Radiography, PMI, UT, Hydrostatic

Hardness
32 HRC

Compliance
NACE MR0175, ISO 15156

Density
7.8 g/cm

Super Duplex Buttweld Fittings Trade Information

Minimum Order Quantity
1000 Pieces

Supply Ability
100 Pieces Per Day

Delivery Time
1 Week

About Super Duplex Buttweld Fittings

Specification

Specifications : ASTM A815 / ASME SA815
Size : Seamless Butt Weld Fittings: 1/2-10, Welded Butt Weld Fittings: 1/2- 48
Standards : ASME/ANSI B16.9, ASME B16.28, MSS-SP-43
Thickness : 5s, 10s, 40s, 80s, 10, 20, 40, STD, 60, 80, XS, 100, 120, 140, 160, XXS available with NACE MR 01-75
Types : Seamless / Welded / Fabricated

Exceptional Corrosion Resistance

Super Duplex Buttweld Fittings are engineered to resist the harshest environments, providing excellent protection against pitting, crevice, and chloride stress corrosion. Their pickled and passivated surface treatments further enhance durability, making them suitable for critical uses in chemical, marine, and petrochemical industries.

Superior Mechanical Strength and Reliability

With tensile strengths of at least 800 MPa and yield strengths of 550 MPa, these fittings maintain integrity under severe pressures and temperatures. Their impact value exceeds 45J at -46C and the smooth, scale-free finish assures optimal sealing for welded joints.

Strict Compliance and Quality Assurance

Every fitting is manufactured under robust standards, including ASTM A815, ASME SA815, and MSS-SP-43, and thoroughly tested via 100% radiography, PMI, UT, and hydrostatic methods. Compliance with NACE MR0175 and ISO 15156 guarantees reliability and safety for demanding industrial applications.

FAQ's of Super Duplex Buttweld Fittings:

Q: How are Super Duplex Buttweld Fittings manufactured?

A: These fittings are produced through seamless and welded processes, ensuring strength and uniformity. The manufacturing adheres to strict standards like ASTM A815 and ISO 15156, with surface treatments such as pickling and passivation for enhanced corrosion resistance.

Q: What types of shapes and sizes are available for Super Duplex Buttweld Fittings?

A: Available shapes include elbows, tees, reducers, caps, stub ends, and crosses. Diameters range from 12.7 mm (1/2 inch) to 610 mm (24 inch), accommodating diverse piping needs in industrial sectors.

Q: Where can Super Duplex Buttweld Fittings be used?

A: These fittings are commonly utilized in oil & gas, chemical processing, marine engineering, power generation plants, and other environments that demand high corrosion resistance and mechanical strength.

Q: What testing processes are performed on Super Duplex Buttweld Fittings?

A: Every fitting undergoes rigorous quality control, such as 100% radiography, Positive Material Identification (PMI), ultrasonic (UT), and hydrostatic testing, ensuring safety and compliance with international standards.

Q: What are the main benefits of using Super Duplex Stainless Steel for buttweld fittings?

A: The super duplex composition provides superior resistance to corrosion, high mechanical strength, durability across extreme temperatures, and reliability in aggressive environments, minimizing maintenance costs and downtime.

Q: Can these fittings withstand extreme temperatures and pressures?

A: Yes, they are designed for a temperature range of -50C to +300C and rated pressures from Class 150 to Class 2500, making them suitable for high-pressure and temperature applications in industrial piping systems.

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