Stainless Steel Flanges

Our company has gained immense accolades in the field of offering Stainless Steel Flanges to the clients.

Stainless steel flange

We carry a large inventory of 304 and 316 stainless steel flanges in many types and sizes.

Blind Plate Flanges
Stainless Steel Blind Plate Flanges

We carry a full line of stainless steel blind plate flanges, which are manufactured without a bore and are applied to block the end of a pipe system or valve.

  • Types: Raised Face Blind
  • Sizes: 1/2" - 36" +
  • Bores: S/5s - XXH
  • Pressures: 150 - 300 - 600
Stainless Steel Raised Face Blind Flanges
Stainless Steel Raised Face Blind Flanges

The raised face concentrates more pressure on a smaller area, which provides increased containment capability. Stainless Steel Raised Face Blind Flanges Stainless Steel Raised Face Blind Flanges

  • Types: Raised Face Blind
  • Sizes: 1/2" - 36" +
  • Bores: S/5s - XXH
  • Pressures: 150 - 300 - 600
Stainless Steel Lap Joint Flanges
Stainless Steel Lap Joint Flanges

Lap Joint Flanges (LJ Flanges) are used on piping fitted with lapped pipe or with lap joint stub ends the combined initial cost of the two items being approximately one-third higher than that of comparable welding neck flanges.

  • Types: Raised Face Blind
  • Sizes: 1/2" - 36" +
  • Bores: S/5s - XXH
  • Pressures: 150 - 300 - 600
Stainless Steel Slip on Plate Flanges
Stainless Steel Lap Joint Flanges

Slip-On Pipe Flanges. As made obvious by their name, these pipe flanges slip over the pipe.

Sunny Steel offers a large inventory of stainless steel flanges.

We carry a full line of stainless steel slip on flanges, used to block the end of a pipe system or valve. Our flange experts can help identify which flange is right for your application.

Stainless Steel Raised Face Threaded Flanges
Stainless Steel Raised Face Threaded Flanges

Threaded Flanges are also known as screwed flange, and it is having a thread inside the flange bore which fits on the pipe with matching male thread on the pipe.

Included in our inventory is a full line of stainless steel raised face threaded flanges, used to block the end of a pipe system or valve with the largest advantage of being able to add and remove without welding.

Stainless Steel Raised Face Threaded Flanges
Stainless Steel Raised Face Threaded Flanges

Threaded Flanges are also known as screwed flange, and it is having a thread inside the flange bore which fits on the pipe with matching male thread on the pipe.

Included in our inventory is a full line of stainless steel raised face threaded flanges, used to block the end of a pipe system or valve with the largest advantage of being able to add and remove without welding.

Stainless Steel Raised Face Weld Neck Flanges
Stainless Steel Raised Face Weld Neck Flanges

The Welding neck flanges is normally referred to as the high hub flange.

We carry a full line of stainless steel raised face weld neck flanges, used to block the end of a pipe system or valve. Our flange experts can help identify which flange is right for your application.

Stainless Steel Raised Face Socket Weld Flanges
Stainless Steel Lap Joint Flanges

Socket-Weld Flanges has a female socket in which pipe is fitted. Fillet welding is done from outside on the pipe.

Our flange experts can help identify which flange is right for your application.

Grades of stainless:
We shall be pleased to develop Non-Standard Forged stainless steel flange dimensions conform to ASME B16.5
NPT Threads conform to ASME B1.20.1
Up to 12" Listed - Contact us for pricing on larger sizes 304/304L & 316/316L Stainless Steel Listed

Stainless Steel Flanges Features accord to standard:

RF A20 B3 / 4
in the options from material 1.4404 (316L)


Measurement height

Measurement inside radius

Measurement outside radius

Measurement outside radius

Waiting for packing

Stainless Steel Flanges Materials

Stainless Steel Flanges are designed with care using current techniques under the visionary guidance of accomplished professionals at manufacturing unit. Offered range is stringently tested on various parameters of quality for ensuring flawlessness and defect free. These products are widely used in various industries and widely appreciated by clients for owning unmatchable characteristics. Offered range supplied in quality assured packaging material.

Steel No. Type Chemical composition
C Si S P Mn Cr Ni Mo Other ób ós δ5 HB
F11 CL1 0.05-0.15 0.5-1 0.03 0.03 0.3-0.6 1-1.5 0.44-0.65 415 205 20 121-174 ψ%:45
F11 CL2 0.1-0.2 0.5-1 0.04 0.04 0.3-0.8 1-1.5 0.44-0.65 485 275 20 143-207 ψ%:30
F11 CL3 0.1-0.2 0.5-1 0.04 0.04 0.3-0.8 1-1.5 0.44-0.65 515 310 20 156-207 ψ%:30
F12 CL1 0.05-0.15 0.5 0.045 0.045 0.3-0.6 0.8-1.25 0.44-0.65 415 205 20 121-174 ψ%:45
F12 CL2 0.1-0.2 0.1-0.6 0.04 0.04 0.3-0.8 0.8-1.25 0.44-0.65 485 275 20 143-207 ψ%:30
F304 0.08 1 0.03 0.045 2 18-20 8-11 N:0.1 515 205 30 ψ%:50
F304H 0.04-0.1 1 0.03 0.045 2 18-20 8-11 515 205 30 ψ%:50
F304L 0.035 1 0.03 0.045 2 18-20 8-13 N:0.1 485 170 30 ψ%:50
F316L 0.035 1 0.03 0.045 2 16-18 10-15 2-3 N:0.1 485 170 30 ψ%:50
F317 0.08 1 0.03 0.045 2 18-20 11-15 3-4 515 205 30 ψ%:50
F321 0.08 1 0.03 0.045 2 17-19 9-12 Ti:5C%-0.7 515 205 30 ψ%:50
F347 0.08 1 0.03 0.045 2 17-20 9-13 Ti:10C%-1.1 515 205 30 ψ%:50

Stainless Steel Flanges Finished

Natural, Nickel Plated, Electro Polished Plated or any coating as per customer specification.
Any kind of special die casting sand gravity die lost wax shell moulding castings and cast parts casting produced to user specifications. We can be more competitive than Chinese castings and cast parts made in China Taiwan Asia Korea as traditional Indian expertise in Brass castings and Brass casting is superior and Indian Stainless Steel foundry / foundries are more competitive than other S.S. Stainless Steel foundries.

Custom Stainless Steel Flanges

Stainless steel flanges are corrosion resistant and have a wide variety of uses. We carry a variety of threaded flanges, weld neck flanges and slip- on flanges and, of course, we can can custom build steel flanges to your specifications.

Stainless Steel Flange Types

Stainless Steel flanges are corrosion resistant and have a wide variety of uses. We carry variety of threaded flanges, weld neck flanges and slip on flanges and of course we can can custom build stainless steel flanges to your specifications.

Basic requirements for Material and Fitting

Requirements are valid for normal case, in special case you have to contact the technical department.

Slip-On Flanges, SO Flange
Common flange types
Anchor flange
Specialty flange
150LB Carbon steel forged flange
Material Grades
Custom pipe flanges can be manufactured from a wide variety of material grades.


SUNNY STEEL

Our team are highly trained and experienced in servicing and producing all types of steel supplies. Whether you've got a large construction project, or need parts for industrial machinery, our team of steel fabrication consultants will ensure that your project is provided with the parts you need, when you need them.

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