Nascent Fittings Inc.·Duplex Steel
Duplex Steel IBR Products
IBR-certified fittings, flanges and piping components for boiler & steam service. Documentation support, inspection readiness and export packing.

- Material
- Duplex Steel
- Size
- 1/8" NB
- Schedule
- Sch. 40/ 80/ 160/ XXS
- Standard
- ASTM A350
About
Duplex Steel IBR Products
Product overview combined with Duplex Steel material context for project selection.
Nascent Fittings Inc offers IBR Products to their customers who are manufactured using the premium and finest quality of Carbon steel grade. Also, the product is manufactured in modern machines and other inventory technologies which help in enhancing the productivity of the products. Their fabricated fittings are highly acknowledged in the market all because of its high strength and greater ease in installation process.
We are manufactured IBR Products that using high quality raw materials. We are manufactured these products using the modern machines and investigate the quality. These are available in various size, thickness & specification as per the clients requirements. These IBR Products used in various application industries. we are make the high grade products to our clients.
Manufacturing note
IBR is Indian Boiler Regulations, which was created in 15th September 1950 in exercise of the powers conferred by section 28 & 29 of the Indian Boilers Act. The Indian Boilers Act was formed in 1923, 23rd February to consolidate and amend the law relating to steam boilers.
Typical applications
- Oil & Gas
- Petrochemical
- Chemical Processing
- Power Generation
- Marine
- Desalination
Technical data
Specifications
IBR Product - Flanges
Standard : ANSI, JIS, DIN, EN1092-1, UNI, BS4504, SABS1123, AS2129, GOST-12820
Size : 1/8" NB TO 24" NB
Class : 150#, 300#, 400#, 600#, 900#, 1500# & 2500#.
Wall Thickness : SCH.10, 20, 30, 40, 80, 120, 160, STD, XS, XXS.
Grade : AGR.1, GR.2, GR.3, GR.4, ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, F42, F46, F48, F50, F52, F56 etc.
Form : Slip on Flanges – SORF, Weld neck Flanges – WNRF etc.
IBR Product - Fittings
Size : 1/2" TO 4".
Range : 15 NB TO 100 NB IN 3000 LBS, 6000 LBS, 9000 LBS.
Grade : ASTM / ASME A105/ A105N/ A694 F42/46/52/56/60/65/70 / A350 LF3/ A350 LF2.
Pressure Rating : 2000#, 3000#, 6000#, 9000#.
Form : Tee, Union, Full Coupling, Half Coupling, Elbow 45 Deg & 90 Deg, Swage Nipple, Cross, Cap etc.
IBR Product - Thermowell
Socket/Stem Insertion Length : 4 to 22.
Stem Length : 6 to 24 .
Bore Diameter : 0.2600 to 0.3850 .
Coatings : Teflon--coated (optional feature)
Connection Means : Threaded.
IBR Product - Syphon
Thread Size : 3/8" or ½" bsp or npt.
Unit Pipe Length : 3 meter.
Application : Industrial.
Connection Types : MxM, MxF, FxF
Pressure Rating (Sch 40) : 135 bar at 400 deg C.
Type : Q type, O Type, Plate U Type, Straight U Type.
IBR Product - Condensate pot
Size : 2", 3" or 4" NB Seamless/ ERW Pipe. Sch. 40/ 80/ 160/ XXS.
End Connections : Female Pipe Threads/ Socket Weld Ends.
Inlet/ Outlet/ Drain Size : 1/8" to 1" Female NPT (Taper) Threads/ Socket Weld Ends.
Types : 3 Way or 4 Way
Pressure Rating : Up to 400Kg/Cm2
Duplex Steel grades
Available grades for IBR Products
Drawn from the Duplex Steel catalog and this product’s material specification.
F44
UNS S31254
High alloy duplex stainless steel.
F45
UNS S31803
Duplex stainless steel with excellent corrosion resistance.
F51
UNS S31803
Most common duplex grade.
F60
UNS S32205
High strength duplex steel.
F61
UNS S32550
Premium duplex steel for aggressive service.
UNS S31803
UNS S31803
Standard duplex stainless (22Cr) commonly supplied to ASTM A815 / A182 F51.
Best for · General duplex piping
UNS S32205
UNS S32205
Modern dual-certified duplex chemistry aligned with F60 / 2205 practice.
Best for · High-strength duplex service
UNS S32750
UNS S32750
Super duplex 25Cr grade for severe chloride and high-strength applications.
Best for · Super duplex chloride resistance
UNS S32760
UNS S32760
Super duplex with tungsten additions for aggressive seawater and process media.
Best for · Aggressive seawater and process fluids
Also available in
Other materials for this product
View IBR Products in another material grade family.
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Compliance
Standards & certificates
Specifications and documentation support typically referenced for this product line.
Standards
5- 01ASTM A350
- 02ASME A105
- 03EN1092-1
- 04ASTM A182
- 05ASME SA182
Certificates
5- EN 10204 3.1
- NACE MR0175
- ISO 9001
- PED
- IBR
Manufacturing
Crafted with care
Workshop and production views for Duplex Steel IBR Products — the same craftsmanship photos from our plant archives, shown in webp.
2 photos


People also ask
Questions about IBR Products
Nascent Fittings Inc. answers common buyer questions for this line.
Does Nascent Fittings Inc. manufacture IBR Products?+
Yes. Nascent Fittings Inc. manufactures and supplies IBR Products for industrial piping projects, with material grades and sizes aligned to project specifications.
Can Nascent Fittings Inc. export IBR Products worldwide?+
Yes. We export IBR Products globally with standard export packaging, material test certificates, and documentation support for international shipments.
What materials are available for IBR Products?+
IBR Products is available in carbon steel, alloy steel, stainless steel, duplex, nickel alloys, copper alloys, aluminium, titanium and other project-specific materials as required.
Need pricing for Duplex Steel IBR Products?
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