Threaded Flange
Threaded Flange Manufacturer & Supplier Tunisia, Algeria, Libya & Morocco
Emirerri Steel Tunisia is a recognized manufacturer and exporter of threaded flanges , offering reliable solutions that meet international standards for industries throughout Morocco, Algeria, Tunisia, Libya, and Egypt . Our threaded flanges are manufactured according to EN 1092-1 and AFNOR standards , guaranteeing superior quality and perfect compatibility with piping systems used in North Africa.
Threaded flanges are distinguished by their internal thread design, allowing for a direct connection to the pipe without welding. This type of flange is particularly suitable for applications where welding is difficult, dangerous, or prohibited, especially in explosive environments or where frequent disassembly is required.
Thanks to the use of high-quality materials such as carbon steel, stainless steel, alloy steel and duplex steel, Emirerri Steel Tunisia offers durable, corrosion-resistant products adapted to the demanding industrial conditions of the region.
Product Specifications
| Setting | Description |
|---|---|
| Product type | Threaded flange (Type 13) |
| Standard | EN 1092-1 / AFNOR |
| Pressure classes | PN 6, PN 10, PN 16, PN 25, PN 40 |
| Size range | DN10 to DN150 |
| Types of faces | Flat face (FF), Raised face (RF) |
| Thread type | BSP / NPT (as required) |
| Materials | Carbon steel, stainless steel, alloy steel, duplex steel |
| Manufacturing process | Forging |
| Surface finish | Oiled, sandblasted, stripped and passivated |
| Inspection | Visual inspection, non-destructive testing |
| Certification | EN 10204 3.1 / 3.2 |
AFNOR & EN Grade Chart
Carbon Steel
| Grade EN | AFNOR grade | Description |
|---|---|---|
| P235GH | E24-2 | Steel for pressure vessels |
| P250GH | E24-2 / E26-2 | Boiler steel |
| P265GH | E28-2 | High temperature applications |
| P355GH | E36-2 | High resistance |
Stainless steel
| Grade EN | AFNOR grade | Equivalent |
|---|---|---|
| 1.4301 | Z5CN18-10 | 304 |
| 1.4307 | Z3CN18-10 | 304L |
| 1.4401 | Z5CND17-12 | 316 |
| 1.4404 | Z3CND17-12 | 316L |
| 1.4541 | Z6CN18-10 | 321 |
| 1.4571 | Z6CND17-12 | 316Ti |
Duplex & Alloy Steels
| Grade EN | AFNOR grade | Description |
|---|---|---|
| 1.4462 | Z2CND22-05 | Duplex steel |
| 1.7380 | 10CD9-10 | Alloy steel |
| 1.7335 | 13CrMo4-5 | High temperature |
Dimensions of Threaded Flanges (EN 1092-1 / AFNOR)
Threaded flanges are standardized according to EN 1092-1 Type 13 , mainly suitable for small and medium diameters.
Dimensional Parameters
- DN – Nominal diameter
- D – Outer diameter
- K – Drilling circle
- G – Thread dimension
- C – Thickness
- N – Number of holes
Table of Dimensions (Example)
| DN | D (mm) | K (mm) | Thread (G) | C (mm) | Bolts |
|---|---|---|---|---|---|
| 10 | 90 | 60 | 3/8″ | 12 | M12 |
| 15 | 95 | 65 | 1/2″ | 14 | M12 |
| 20 | 105 | 75 | 3/4″ | 16 | M12 |
| 25 | 115 | 85 | 1″ | 16 | M12 |
| 32 | 140 | 100 | 1 1/4″ | 18 | M16 |
| 40 | 150 | 110 | 1 1/2″ | 18 | M16 |
| 50 | 165 | 125 | 2″ | 20 | M16 |
| 80 | 200 | 160 | 3″ | 24 | M16 |
| 100 | 220 | 180 | 4″ | 26 | M16 |
Key Features
- Solderless installation
- Easy assembly and disassembly
- Ideal for hazardous environments
- Reduction in installation costs
- Good resistance to moderate pressure
- Suitable for small diameters
Applications
Threaded flanges are widely used in:
Morocco
- Water networks and industrial systems
- Installations requiring frequent maintenance
Algeria
- Oil and gas installations
- Low pressure systems
Tunisia
- Chemical Industries
- Distribution networks
Libya
- offshore installations
- industrial pipelines
Egypt
- Power plants
- Processing plants
They are particularly suitable for applications where welding is not recommended .
Manufacturing & Quality Control
At Emirerri Steel Tunisia, we guarantee:
- Rigorous selection of raw materials
- High-quality forging
- Precision CNC machining
- Strict dimensional inspection
- Non-destructive testing (UT, MPI)
- EN Certification
Why Choose Emirerri Steel Tunisia?
- Reliable supplier in North Africa
- Products conform to EN & AFNOR standards
- Competitive prices
- Fast delivery throughout the region
- Tailor-made solutions
- Expert technical support
Packaging & Delivery
- Packed in wooden crates
- Corrosion protection
- Marking compliant with standards
- Delivery to Casablanca, Algiers, Tunis, Tripoli, Alexandria
Conclusion
Emirerri Steel Tunisia is your trusted partner for threaded flanges in North Africa , offering products that comply with EN 1092-1 and AFNOR standards .
Thanks to their weld-free design and ease of installation, threaded flanges represent a practical and economical solution for numerous industrial applications. They guarantee safety, flexibility, and performance in the demanding environments of Morocco, Algeria, Tunisia, Libya, and Egypt.
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