Super duplex 2507 flanges
Premium Super Duplex 2507 Flanges Trader in Qatar
Super duplex 2507 flanges are made from UNS S32750 (25Cr) super duplex stainless steel. They combine high strength with excellent resistance to pitting, crevice and chloride-induced stress corrosion cracking.
At a glance
- Grade: UNS S32750 (2507, 25Cr)
- Pressure classes: 150, 300, 600, 900, 1500, 2500
- Sizes: 1/2″ – 48″ (15 NB – 1200 NB)
- Standard: ASME B16.5
- Used in: oil and gas, petrochemical, subsea equipment
2507 Slip-On Flange Manufacturer in Qatar
| Parameter | Details |
| Material | Super duplex stainless steel 2507 (25Cr) |
| Size range | 1/2″ – 48″ |
| Pressure classes | 150 – 2500 |
| Standard | ASME B16.5 |
| Temperature range | -50°F to +600°F |
| Custom builds | Available per project requirements |
| Supply | Made in India, shipped to the Qatar and worldwide |
Why Choose Super Duplex 2507 Flanges?
- High tensile strength: handles heavy mechanical forces and pressures
- Yield strength above 550 MPa: strong structural integrity
- Corrosion resistance: pitting, crevice and chloride stress corrosion cracking
- Acid resistance: good performance in sulfuric, hydrochloric and phosphoric acid
- Intergranular corrosion resistance: resists corrosion along grain boundaries
Alloy 2507 blind flange
2507 super duplex slip on flange
SDSS 2507 weld neck flange
Types of SDSS 2507 Flanges
Our super duplex 2507 flanges are available in these types for Qatar projects:
| Flange type | Key details | Typical use |
| Blind (Alloy 2507) | High tensile strength | Closing pipe ends |
| Slip-on | Slides over the pipe end and is welded | Lower-pressure piping |
| SORF (25Cr) | Machined, slip-on raised face | Oil and gas, petrochemical |
| Weld neck (WNRF) | Butt-welded to the pipe | High-pressure piping, subsea equipment |
| Socket weld (DIN 1.4507) | Forged or threaded, oil black paint, forging and casting | Oil and gas pipelines |
| RTJ (ring type joint) | 1/2″ – 48″, class 150 – 2500 | High-pressure, high-temperature joints |
| Lap joint | Strong pitting and crevice resistance | Systems needing easy dismantling |
| Threaded | Internal threads | Joints where welding is not preferred |
Din 1.4507 socket weld flange
- Coating: oil black paint
- Type: forged/ threaded
- Production process: forging, casting
Duplex 2507 rtj flange
- Size: 1/2″-48″
- Pressure rating: 150-2500
- Tepm: -50°F to +600°F
25cr super duplex sorf flange
- Tensile strength: 485 min
- Application: oil and gas, petrochemical
- Production process: machined
Specification Table for SDSS 2507 Flanges
Chemical composition, UNS S32750 (%)
| Element | % |
| Carbon (C) | 0.030 max |
| Manganese (Mn) | 1.20 max |
| Silicon (Si) | 0.80 max |
| Phosphorus (P) | 0.035 max |
| Sulphur (S) | 0.020 max |
| Chromium (Cr) | 24.0 – 26.0 |
| Nickel (Ni) | 6.0 – 8.0 |
| Molybdenum (Mo) | 3.0 – 5.0 |
| Nitrogen (N) | 0.24 – 0.32 |
| Copper (Cu) | 0.50 max |
Mechanical properties
| Property | Value |
| Tensile strength | 800 MPa min |
| Yield strength | 550 MPa min |
| Elongation | 15% min |
| Hardness | 310 HB max |
Super Duplex 2507 Flanges Stock in Mumbai for the Qatar
- Our super duplex 2507 flanges stock covers blind, slip-on, SORF, weld neck, socket weld, RTJ, lap joint and threaded types
- Pressure classes 150, 300, 600, 900, 1500 and 2500
- Sizes from 1/2″ to 48″ per ASME B16.5
- Custom sizes available per project requirements
- To check super duplex 2507 flanges stock for the Qatar, send your type, size, class and quantity
Buy Super Duplex 2507 Flanges in the Qatar from DuplexPipeline
When you buy super duplex 2507 flanges from us, you get:
- Full pressure class range from 150 to 2500
- Weld neck, SORF and socket weld options
- Quality assurance and worldwide shipping, including the Qatar
How to order
- Share type, size, pressure class and quantity
- Receive datasheet and quote
- Confirm the order
Applications of Super Duplex 2507 Flanges in Oil & Gas
| Flange | Where it is used |
| Weld neck | Subsea manifolds, risers, flowlines and jumpers |
| Socket weld | Oil and gas pipelines, easy access for inspection |
| SORF | Oil and gas, petrochemical |
- Reliable connections in harsh underwater environments
- Joints withstand high pressure, high temperature and corrosive fluids
Welding Procedure for Super Duplex 2507 Flanges
- Clean flange surfaces free of grease, oil, rust and scale
- Check alignment and the correct gap before welding
- Weld using GTAW or GMAW
- Adjust current, voltage, travel speed and shielding gas flow rate for the right weld bead
The same steps apply to weld neck, SORF and socket weld flanges.
Pressure Rating of RTJ Flanges
- Rating varies with size, class and design standard
- 25Cr SORF flanges come in classes 150, 300, 600, 900, 1500 and 2500
Frequently Asked Questions
Super duplex 2507 flanges — Questions Buyers Ask Most
What is a weld neck flange used for?
What is involved in weld neck flange welding?
What are SORF flanges?
Slip-on raised face flanges that slide over the pipe end and are welded. Suited to lower-pressure applications.
How is a socket weld flange different from a weld neck flange?
Socket weld: the pipe slots into a socket. Weld neck: butt-welds directly to the pipe
What pressure classes are available?
150, 300, 600, 900, 1500 and 2500
Flange manufacturers properly clean the flange surfaces to ensure they are devoid of all contaminants including grease, oil, rust and scale. They check and verify if the flanges are accurately aligned and sync together with the provided gap for welding processes.
Super duplex 2507 flanges are typically welded using the gas tungsten arc welding (GTAW) or gas metal arc welding (GMAW) process. Parameters such as current, voltage, travel speed, and shielding gas flow rate are then adjusted to achieve the desired weld bead shape.
2507 slip on flange manufacturer in India
Alloy 2507 blind flange exhibits high tensile strength typically in the range of 750-1000 MPa as compared to other flange types. Thus, this grade flange can better withstand significant mechanical forces and pressures than other flanges.
The yield strength of the 2507 super duplex slip-on flange is typically much higher than the 550 MPa limit. This excellent high yield strength boosts the overall structural integrity of the flange material which is rarely found in other flange types.
Finding custom sizes of super duplex 2507 blind flange in accordance with the ASME B16.5 standard? check our inventory
Alloy 2507 blind flange
2507 super duplex slip on flange
SDSS 2507 weld neck flange
SDSS 2507 weld neck flange is employed in subsea equipment such as subsea manifolds, risers, flowlines, and jumpers. These flanges provide a reliable connection between different components, ensuring integrity and durability in harsh underwater environments.
Din 1.4507 socket weld flange is employed in oil and gas pipelines for connecting sections of pipe and allowing easy access for inspection. These flanges offer reliable joints that withstand high-pressure and high-temperature conditions, along with the corrosive nature of the conveyed fluids.
Looking for a reliable super duplex stainless steel 2507 flanges maker in Mumbai? contact us, we produce high quality SDSS threaded flange
Check the chemical composition, mechanical strength, and equivalent grades of DIN 1.4507 socket weld flange before ordering
Din 1.4507 socket weld flange
- Coating: oil black paint
- Type: forged/ threaded
- Production process: forging, casting
Duplex 2507 rtj flange
- Size: 1/2″-48″
- Pressure rating: 150-2500
- Tepm: -50°F to +600°F
25cr super duplex sorf flange
- Tensile strength: 485 min
- Application: oil and gas, petrochemical
- Production process: machined
Manufacturer of SDSS 2507 weld neck flange from 150 to 2500 pressure class, check dimensions and weight chart
We are top super duplex 2507 flanges manufacturers in India, we provide high quality flanges for oil and gas industries
The pressure rating of duplex 2507 RTJ or Ring Type Joint flanges varies based on factors including the size, class, and design standards employed. Typically, 25cr super duplex sorf flange is available in various pressure classes such as 150, 300, 600, 900, 1500, and 2500.
2507 stainless steel lap joint flange exhibits exceptional resistance to pitting and crevice corrosion. These flanges also demonstrate high resistance to chloride-induced stress corrosion cracking.
This flange exhibits high resistance to intergranular corrosion which is the corrosion that occurs along grain boundaries due to sensitization. They demonstrates good resistance to various acidic environments, including sulfuric acid, hydrochloric acid, and phosphoric acid.
The common sizes and dimensions of flanges can vary based on the applicable standards. The pressure classes of 2507 super duplex stainless steel wnrf flange are 150, 300, 600, 900, 1500, and 2500. The common size and dimension of 2507 steel blrf flange is 1/2″ to 48″ or 15 NB to 1200 NB or can be custom build as per project requirements.
