Nascent Fittings Inc.
Flanges
Weld neck, slip-on, blind, socket weld & lap joint flanges in SS, CS, alloy, duplex & nickel. ASME B16.5/B16.47, Class 150–2500, MTCs & export.

- Standard
- ASME A182
About
About Flanges
Our integrated facilities include facilities for cutting, forging, ring rolling and machines with CNC lathes, CNC drilling, high capacity forging press and mobile manipulator for making big diameter forged round bars. We also have an in-house heat treatment shop and well equipped laboratory facilities for ensuring the quality of our products.
Manufacturing note
A flange is a method of connecting pipes, valves, pumps and other equipment to form a piping system. We, Nascentfit Piping Stainless Steel Flanges Manufacturers in India. It also provides easy access for cleaning, inspection or modification. Flanges are usually welded or screwed. Flanged joints are made by bolting together two flanges with a gasket between them to provide a seal.
Typical applications
- Industrial piping and process systems using Stainless Steel Flanges
- Project supply of Stainless Steel Flanges for oil & gas, power, chemical and general industry
Technical data
Specifications
Specifications
| Flanges | Specification |
|---|---|
| Type of Flanges | Weld Neck, Socket Weld, Slip-on, Blind, Screwed/Threaded, Long Weld Neck, Lap Joint, Spectacle Blind |
| Size | 15NB To 1200NB, ANSI B 16.5 |
| Class | 150#, 300#, 600#, 900#, 1500#, 2500# |
| Stainless Steel | ASTM A182 F-304/304H/304L/316/316H/316/316Ti, 309, 310, 317L, 321, 347, 904L |
| Duplex and Super-Duplex Steel | ASTM A 182-F51, F53, F55 |
| Nickel | ASTM B 564 N02200, N02201 |
| Inconel | ASTM B 564 N06600, N06601, N06617, ASTM B 564 N07718, ASTM B 564 N06625 |
| Incoloy | ASTM B 564 N08800, N08810, ASTM B 564 N08825, ASTM B 564 N08020 |
| Hastelloy | ASTM B 564 N10276, N06022, ASTM B 564 N10665, ASTM B 564 N06455 |
| Titanium-Commercially | ASTM B 861, 862, 338 Gr.1 R 56250(CP4) |
| Titanium-Pure | Gr.2 R 50400(CP3) Gr.3 R 50550(CP2) Gr.4 R 50700(CP1) Gr.7 R 52400 Gr.11 R 52250 |
| Titanium-Alloys | ASTM B 861, 862, 338 Gr.5 R 56400(6AI-4V) Gr.23 R 56401(6AI-4V-ELI) Gr.12 R 53400 |
| Cupro Nickel | ASTM B 171 C70600(90:10), ASTM B 171 C71500(70:30) |
| Monel | ASTM B 564 N04400 DIN N05500 |
| Carbon Steel | ASTM A 234 WPB, IS 1239 PART II |
| Alloys Steel | ASTM A 234 WPB WP5, WP9, WP11, WP12, WP91 |
| Low Temp. CS | ASTM A-420 WPL6 |
| Other Service | Hot Dip Galvanizing, Sand Blasting |
| Test Certificate | Manufacturer Test Certification En 3.1 and 3.2, IBR Test Certificate |
| Specializing In:Large Diameter CS Pipes and Duplex Steel | Inconel®, Incoloy®, Monel®, Hastelloy®, Duplex® are Registered Trade Marks of their Respective Owners. |
Materials
Flanges by material

Alloy Steel
Alloy Steel Flanges
F1, F5, F9, F11
View details
Duplex Steel
Duplex Steel Flanges
F51
View details
Cupro Nickel
Cupro Nickel Flanges
Cu-Ni 90/10 (C70600), Cu-Ni 70/30 (C71500)
View details
Monel
Monel Flanges
Monel 400, Monel K500
View details
Nickel Alloy
Nickel Alloy Flanges
Nickel 200, Nickel 201, Inconel 600, Inconel 601
View details
Hastelloy
Hastelloy Flanges
Hastelloy C-276, Hastelloy C-22, Hastelloy B-2, Hastelloy C-4 (N06455)
View details
Titanium
Titanium Flanges
Grade 1, Grade 2, Grade 7, Grade 5 (Ti-6Al-4V)
View details
Stainless Steel
Stainless Steel Flanges
F304, F304H, F304L, F316
View details
Carbon Steel
Carbon Steel Flanges
ASTM A234 WPB
View details
Low Temperature Carbon Steel
Low Temperature Carbon Steel Flanges
ASTM A420 WPL6
View details
Copper
Copper Flanges
C11000 (ETP), C12200 (DHP)
View details
Copper Alloy
Copper Alloy Flanges
UNS C70600 (Cu-Ni 90/10), UNS C71500 (Cu-Ni 70/30), UNS C71640
View detailsConfigurations
Flanges types
Open a type for drawings-aligned specifications.

ASTM A182 SS 304 Flanges

ASTM A182 SS 304h Flanges

ASTM A182 SS 304l Flanges

ASTM A182 SS 310 Flanges

ASTM A182 SS 310s Flanges

ASTM A182 SS 310H Flanges

ASTM A182 SS 316 Flanges

ASTM A182 SS 316l Flanges

ASTM A182 SS 316Ti Flanges

ASTM A182 SS 317 Flanges

ASTM A182 SS 317l Flanges

ASTM A182 SS 321 Flanges

ASTM A182 SS 321h Flanges

ASTM A182 SS 347 Flanges

ASTM A182 SS 347h Flanges

ASTM A182 SS 410 Flanges

ASTM A182 SS 446 Flanges

ASTM A182 SS 904l Flanges
Compliance
Standards & certificates
Specifications and documentation support typically referenced for this product line.
Standards
13- 01ASME A182
- 02DIN Flanges
- 03ANSI B 16.5
- 04ASTM A182
- 05ASTM A 182-F51
- 06ASTM B 564
- 07ASTM B 861
- 08ASTM B 171
- 09ASTM A 234
- 10ASTM A-420
- 11En 3
- 12IS 1239 PART II
- 13DIN N05500
Manufacturing
Crafted with care
Workshop and production views for Flanges — the same craftsmanship photos from our plant archives, shown in webp.
4 photos




People also ask
Questions about Flanges
Nascent Fittings Inc. answers common buyer questions for this line.
Does Nascent Fittings Inc. manufacture Flanges?+
Yes. Nascent Fittings Inc. manufactures and supplies Flanges for industrial piping projects, with material grades and sizes aligned to project specifications.
Can Nascent Fittings Inc. export Flanges worldwide?+
Yes. We export Flanges globally with standard export packaging, material test certificates, and documentation support for international shipments.
What materials are available for Flanges?+
Flanges 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 Flanges?
Share sizes, material grade and quantity — manufacturing options and delivery timelines follow.







