| Flanges Types | Slip On, Weld Neck, Long Weld Neck, Threaded, Blind, Companion, Lap Joint |
|---|---|
| Class | 2500 Lbs Asa 150, 150 Lbs, 300 Lbs, 600 Lbs, 900 Lbs, 1500 Lbs, Asa 300, Pn 6, 10, 16, 25, 40, 64, 100, 160 |
| Size | 1/2″ (15 Nb), 48″ (1200nb) Dn10~dn5000 |
| Type | Raised Face (rf), Flat Face (ff), Ring Type Joint (rtj), Lap Joint Face (ljf), Large Male Female (lmf), Small Male Female (smf), Large Tongue & Groove, Small Tongue, Groove |
Carbon Steel Threaded Flange Manufacturer in India Supplying Export-Quality Threaded Flanges to International Standards
Ferromet Engineering is a prominent Carbon Steel Threaded Flange Manufacturer in India having high quality flanges that serve in ensuring secure and leak free connections in piping system. The Carbon Steel Threaded Flanges are generally applied in non-critical and low-pressure applications where welding is not possible. They are internally threaded, making installation and removal easy, so they are suited to industries where maintenance and assembly efficiency are critical, like oil and gas, petrochemical and water treatment.
Industrial customers count on a reputable B2B Platform to find credible piping products and evenly quality and performance piping products. The Carbon Steel Flange is characterized by its strength, durability, and cost effectiveness rendering it applicable to many versatile industrial applications. Carbon Steel Threaded Flanges offer a high degree of resistance to mechanical stress and are normally utilized in the systems where fast assembly and disassembly is needed.
Various categories of flanges are chosen based on the use and pressure needs. Carbon Steel Slip On Flange is favored due to ease of alignment and welding whereas Carbon Steel Blind Flange is used to cap the ends of piping systems. Suppliers are a reputable Carbon Steel Threaded Flange Dealer in India and offer a variety of sizes, pressure ratings and grades of material to satisfy various industrial requirements.
Material & Grades of Carbon Steel Threaded Flange
Carbon steel threaded flanges are produced with different flavors of carbon steel that are strong, durable, and able to resist pressure and changes in temperature. In different industrial settings, it is important to choose the right grade in order to perform optimally.| Material | Grade / Standard | Specification | Type | Applications |
|---|---|---|---|---|
| Carbon Steel | ASTM A105 | ASTM | Threaded Flange | General piping systems |
| Carbon Steel | ASTM A350 LF2 | ASTM | Threaded Flange | Low-temperature applications |
| Carbon Steel | ASTM A694 F52 | ASTM | Threaded Flange | High-strength applications |
| Carbon Steel | ASTM A181 | ASTM | Threaded Flange | Forged components |
| Carbon Steel | ASTM A516 Gr.70 | ASTM | Threaded Flange | Pressure vessels |
Key Features & Advantages
- Easy installation without welding
- High strength and durability
- Cost-effective piping solution
- Suitable for low-pressure applications
- Excellent resistance to mechanical stress
- Wide range of sizes and pressure ratings
- Easy maintenance and replacement
Chemical Composition (Example: ASTM A105)
| Element | Percentage (%) |
|---|---|
| Carbon (C) | 0.35 max |
| Manganese (Mn) | 0.60 – 1.05 |
| Silicon (Si) | 0.10 – 0.35 |
| Phosphorus (P) | 0.035 max |
| Sulfur (S) | 0.040 max |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | 485 MPa (min) |
| Yield Strength | 250 MPa (min) |
| Elongation | 22% (min) |
| Hardness | 187 HB (max) |
Equivalent Grade
| Standard | Grade |
|---|---|
| ASTM | A105 |
| UNS | K03504 |
| EN | C22.8 |
| DIN | 1.0460 |
Type of Sub-products

Raised Face (rf) Threaded Carbon Steel Flange Raised Face (rf) Threaded Carbon Steel Flange
Includes a raised sealing surface to enhance gasket compression, improving leak resistance. Commonly used in moderate-pressure applications in HVAC, plumbing, and industrial systems.

Ring Type Joint (rtj) Threaded Carbon Steel Flange Ring Type Joint (rtj) Threaded Carbon Steel Flange
Has a machined groove for metal ring gaskets, offering a high-integrity seal. Best for high-pressure, high-temperature applications like refineries, oil fields, and petrochemical plants.
