SS Flange Manufacturer, Suppliers & Stockists in Doha – Riddhi Siddhi Metal Impex
Riddhi Siddhi Metal Impex is a renowned SS Flange Manufacturer in Doha, offering high-quality Stainless Steel Flanges for a wide range of industrial applications. Our SS Flanges are designed and manufactured in accordance with national and international standards, using premium-grade raw materials and advanced production technology. Each of our High Quality SS Flanges undergoes rigorous quality testing before safe and secure packaging. We maintain a ready stock of Stainless Steel Flanges in various sizes, pressure ratings, and shapes to meet diverse customer requirements. Stainless Steel Flanges are commonly used to connect or seal piping systems, while a blind flange is specifically used to close the end of a pipe. Due to their strength, corrosion resistance, and durability, SS Flanges serve as critical components for supporting mechanical structures and industrial systems.
Stainless Steel Flanges, SS EIL Approved Flange, IBR Approved, ARAMCO Approved Flanges Manufacturer, Supplier in Doha
Stainless Steel Flanges are precisely manufactured from solid forgings to ensure maximum strength, durability, and performance. Riddhi Siddhi Metal Impex has established itself as a leading Stainless Steel Flanges, SS EIL Approved Flanges, IBR Approved Flanges, and ARAMCO Approved Flanges Manufacturer, Stockist, Supplier, Importer, and Exporter in Doha. Our SS EIL Approved Flanges are recognized worldwide for their high quality, reliability, and adherence to international standards. We prioritize long-term partnerships with our clients by providing dependable products and services. In addition, we are one of the largest and most trusted suppliers of Pipe Fittings for a variety of industrial applications.
Most Selling Stainless Steel Flanges types in Doha
Riddhi Siddhi Metal Impex is Doha’s most trusted Stainless Steel Flange Manufacturer & supplier in Doha
Riddhi Siddhi Metal Impex is Doha’s most trusted Stainless Steel Flange Manufacturer & supplier in Doha . Our High-quality Flanges, sensible customer service, and in-house processing capabilities have made us one of the best emerging and leading suppliers for Flanges in Doha. Riddhi Siddhi Metal Impex is an ISO 9001:2009 certified company that has been in existence since 2003. A flange is a rim (lip) or an external or interior ridge used for strength. Stainless Steel Split Flanges can also be used to join two objects together, such as Stainless Steel Screwed Flanges on the end of a pipe, a steam cylinder, and so on. Pipes with Stainless Steel Slip-On Pipe Flanges are easier to keep together and take apart.
SS Flanges Price List
| SS Pipe Flange Price List |
Stainless Steel Screwed
Flanges Per Unit (IN) |
SS ASTM A182 Flange (Uae Dirham) | SS Flange Material (Doha Riyal) |
| Flanges Ss A 182 Gr F304/304l Flange Wn 150 Rf 304/304l Ss Ios Bore Item Flange-Weld Neck-Asme Class(35pcs) | 323 | 16.69 | 17.05 |
| SS Seamless Butt-Welded Flange / Fittings (Pipe Fittings) Grade 904l | 1,336 | 69.05 | 70.53 |
| Flanges SS A 182 Gr F304/304l Flange Wn 150 Rf 304/304l Ss Ios Bore Item Flange-Weld Neck-Asme Class(59pcs) | 385 | 19.90 | 20.32 |
| Flange SS Gr Sa182 F316 Ansi B16.5 Dn 20, 300#Sch 40s, Weld Neck Rf (12pcs) | 476 | 24.60 | 25.13 |
| Flanges SS A 182 Gr F304/304l Flange Wn 150 Rf 20b462 40/S Bore Item Flange-Type-Weld Neck (3pcs) | 811 | 41.92 | 42.81 |
| Flange SS Gr Sa182 F316 Ansi B16.5 Dn25,150#Sch10s, Weld Neck Rf (60pcs) | 487 | 25.17 | 25.71 |
SS Flanges Application & Uses in Doha
- Flanges used in Transporting materials
- SS Flanges used in the Automotive industry
- Flanges used in Homes and buildings
- SS Flanges used in Sewerage systems, industrial water lines.
- Carbon Steel Flanges used in heating, air-conditioning equipment.
- Flanges used in Plumbing
- Alloy Flanges used in Food Processing Industry
- Flanges used in Paper & Pulp Industry
- Flanges used in Food Industry
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ASTM / ASME / AISI Flanges Dimension & Sizes
| FLANGE NPS |
Outside Diameter |
Bolt Circle (BC) | Raised Face (R) | Raised Face (RF) | Raised Face Thickness (T) |
Flat Face Thickness (T2) |
Bolt Hole (B) | No. of Bolt Holes |
|---|---|---|---|---|---|---|---|---|
| 1/2″ | 3.50″ | 2.38″ | 1.38″ | .063″ | .44″ | .38″ | .62″ | 4 |
| 3/4″ | 3.88″ | 2.75″ | 1.69″ | .063″ | .50″ | .44″ | .62″ | 4 |
| 1″ | 4.25″ | 3.12″ | 2.00″ | .063″ | .56″ | .50″ | .62″ | 4 |
| 1-1/4″ | 4.62″ | 3.50″ | 2.50″ | .063″ | .62″ | .56″ | .62″ | 4 |
| 1-1/2″ | 5.00″ | 3.88″ | 2.88″ | .063″ | .68″ | .62″ | .62″ | 4 |
| 2″ | 6.00″ | 4.75″ | 3.62″ | .063″ | .75″ | .69″ | .75″ | 4 |
| 2-1/2″ | 7.00″ | 5.50″ | 4.12″ | .063″ | .88″ | .82″ | .75″ | 4 |
| 3″ | 7.50″ | 6.00″ | 5.00″ | .063″ | .94″ | .88″ | .75″ | 4 |
| 3-1/2″ | 8.50″ | 7.00″ | 5.50″ | .063″ | .94″ | .88″ | .75″ | 8 |
| 4″ | 9.00″ | 7.50″ | 6.19″ | .063″ | .94″ | .88″ | .75″ | 8 |
| 5″ | 10.00″ | 8.50″ | 7.31″ | .063″ | .94″ | .88″ | .88″ | 8 |
| 6″ | 11.00″ | 9.50″ | 8.50″ | .063″ | 1.00″ | .94″ | .88″ | 8 |
| 8″ | 13.50″ | 11.75″ | 10.62″ | .063″ | 1.12″ | 1.06″ | .88″ | 8 |
| 10″ | 16.00″ | 14.25″ | 12.75″ | .063″ | 1.19″ | 1.13″ | 1.00″ | 12 |
| 12″ | 19.00″ | 17.00″ | 15.00″ | .063″ | 1.25″ | 1.19″ | 1.00″ | 12 |
| 14″ | 21.00″ | 18.75″ | 16.25″ | .063″ | 1.38″ | 1.32″ | 1.12″ | 12 |
| 16″ | 23.50″ | 21.25″ | 18.50″ | .063″ | 1.44″ | 1.38″ | 1.12″ | 16 |
| 18″ | 25.00″ | 22.75″ | 21.00″ | .063″ | 1.56″ | 1.50″ | 1.25″ | 16 |
| 20″ | 27.50″ | 25.00″ | 23.00″ | .063″ | 1.69″ | 1.63″ | 1.25″ | 20 |
| 22″ | 29.50″ | 27.25″ | 25.25″ | .063″ | 1.81″ | 1.75″ | 1.38″ | 20 |
| 24″ | 32.00″ | 29.50″ | 27.25″ | .063″ | 1.88″ | 1.82″ | 1.38″ | 20 |
ASTM / ASME / AISI Flanges Weight Chart
| Nominal Pipe Size |
“A” (O.D.) |
“B” (Thk.) |
“C” (RF Dia.) |
“D” (B.C.D.) |
# Bolt Holes |
Dia. of Bolt Holes |
Approx. Weight |
| 1/2″ | 3-3/4 | 9/16 | 1-3/8 | 2-5/8 | 4 | 5/8 | 2 |
| 3/4″ | 4-5/8 | 5/8 | 1-11/16 | 3-1/4 | 4 | 3/4 | 3 |
| 1″ | 4-7/8 | 11/16 | 2 | 3-1/2 | 4 | 3/4 | 4 |
| 1-1/4″ | 5-1/4 | 3/4 | 2-1/2 | 3-7/8 | 4 | 3/4 | 6 |
| 1-1/2″ | 6-1/8 | 13/16 | 2-7/8 | 4-1/2 | 4 | 7/8 | 7 |
| 2″ | 6-1/2 | 7/8 | 3-5/8 | 5 | 8 | 3/4 | 8 |
| 2-1/2″ | 7-1/2 | 1 | 4-1/8 | 5-7/8 | 8 | 7/8 | 12 |
| 3″ | 8-1/4 | 1-1/8 | 5 | 6-5/8 | 8 | 7/8 | 16 |
| 3-1/2″ | 9 | 1-3/16 | 5-1/2 | 7-1/4 | 8 | 7/8 | 21 |
| 4″ | 10 | 1-1/4 | 6-3/16 | 7-7/8 | 8 | 7/8 | 28 |
| 5″ | 11 | 1-3/8 | 7-5/16 | 9-1/4 | 8 | 7/8 | 37 |
| 6″ | 12-1/2 | 1-7/16 | 8-1/2 | 10-5/8 | 12 | 7/8 | 48 |
| 8″ | 15 | 1-5/8 | 10-5/8 | 13 | 12 | 1 | 79 |
| 10″ | 17-1/2 | 1-7/8 | 12-3/4 | 15-1/4 | 16 | 1-1/8 | 122 |
| 12″ | 20-1/2 | 2 | 15 | 17-3/4 | 16 | 1-1/4 | 183 |
| 14″ | 23 | 2-1/8 | 16-1/4 | 20-1/4 | 20 | 1-1/4 | 241 |
| 16″ | 25-1/2 | 2-1/4 | 18-1/2 | 22-1/2 | 20 | 1-3/8 | 315 |
| 18″ | 28 | 2-3/8 | 21 | 24-3/4 | 24 | 1-3/8 | 414 |
| 20″ | 30-1/2 | 2-1/2 | 23 | 27 | 24 | 1-3/8 | 515 |
| 24″ | 36 | 2-3/4 | 27-1/4 | 32 | 24 | 1-5/8 | 800 |
| 1/16″ raised face included in flange thickness. | |||||||
SS Flange Pressure Rating
| ASME/ANSI B 16.36 | Welding Neck Flange, Slip-on Flange, Threaded Flange |
| PRESSURE CLASS | 300, 400, 600, 900, 1500, 2500 |
| ASME/ANSI B 16.5 | Welding Neck Flange, Slip-on Flange, Blind Flange, High Hub Blind Flange, Socket Weld Flange, Lap Joint Flange, Threaded Flange, Ring Type Joint Flange |
| PRESSURE CLASS | 150, 300, 400, 600, 900, 1500, 2500 |
| ASME/ANSI B 16.47 | Welding Neck Flange, Blind Flange [Series A & B] |
| PRESSURE CLASS | 75, 150, 300, 400, 600, 900 |
| BS 4504 SEC 3.1 | Welding Neck Flange, Hubbed Slip-on Flange, Hubbed Threaded Flange, Lapped Pipe End Flange, Plate Flange, Loose Plate Flange, Loose Plate With Weld Neck Flange, Blank Flange |
| PRESSURE CLASS | PN 2.5 TO PN 40 |
| BS 4504[PART 1] | Welding Neck Flange, Hubbed Slip-On Hubbed Threaded, Plate Flange, Loose Plate With Weld-On Plate Collar, Blank Flange |
| PRESSURE CLASS | PN 2.5 TO PN 400 |
| BS 1560 BOSS | Welding Neck Flange, Socket Welding Flange, Slip-On Flange, Blind Flange, Screwed Boss Flange, Lapped Flange |
| PRESSURE CLASS | 150, 300, 400, 600, 900, 1500, 2500 |
| BS10 | Welding Neck Flange, Plate Slip-On Flange, Screwed Boss Flange, Slip-On Boss Flange, Blind Flange |
| TABLE | D, E, F, H |
| DIN FLANGES | DIN 2527, 2566, 2573, 2576, 2641, 2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637, 2638, 2673 |
| PRESSURE CLASS | PN 6 TO PN 100 |
Other Related Products
Client Projects for Approved Flanges Supplier:-
We regularly supply to different cities across Doha. We have a huge clientele covering more than 55 cities within Doha. Riddhi Siddhi Metal Impex is a name that people trust. Our brand name implies on-time delivery, affordable prices, and superior quality of SS Flanges. We are known as an approved Flanges Supplier and Dealer in Doha.
| Product Supplied | City (Doha ) |
| Ball Flanges for Automobile Industry | Doha |
| Globe Flanges Supply | Al Rayyan |
| Check Flanges Supply for Water Supply System | Al Wakrah |
| Flanges for the Chemical Industry | Umm Salal |
SS Flange Manufacturer Exporters- Riddhi Siddhi Metal Impex
Riddhi Siddhi Metal Impex export Approved Flanges to UAE, European countries, Africa, Asian countries, and all other continents. We have shipments going to various countries every month, with the increasing clientele we export 3 containers of Flanges to new locations and ports Each month. We are Doha leading Types of SS Flange and have been leading the market for the past few decades.
| Countries we supply and export Types of Flanges worldwide: | ||||
|---|---|---|---|---|
| Saudi Arabia | Oman | Kuwait | Netherlands | Iran |
| Bahrain | Qatar | UAE | Africa | China |
| Nigeria | Mexico | Canada | Venezuela | United Kingdom |
| United States | South Africa | Malaysia | Bangladesh | Turkey |
| Singapore | Sri Lanka | Australia | Brazil | Germany |
| France | Italy | South Korea | Poland | Belgium |