Products Description
Ductile Iron Elbow Fittings are designed to change pipeline direction while maintaining secure and leak-resistant connections. Manufactured from high-strength ductile iron and available in multiple angles and joint types, they are widely used in municipal water supply, wastewater treatment, irrigation, fire protection, and industrial pipeline systems. Customized dimensions, coatings, and connection standards are available for international engineering projects.
Key Technical Specifications
| Item | Specification |
|---|---|
| Product Name | Ductile Iron Elbow Fitting |
| Product Type | Socket Elbow / Flanged Elbow / Mechanical Joint Elbow |
| Material | Ductile Cast Iron EN-GJS-500-7 |
| Manufacturing Process | Sand Casting + Precision Machining |
| Nominal Diameter | DN80 – DN2000 |
| Elbow Angles | 11.25° / 22.5° / 45° / 90° |
| Joint Type | T-Type / K-Type / Flanged / Mechanical Joint |
| Pressure Rating | PN10 / PN16 / PN25 |
| Internal Coating | Cement Mortar / Fusion Bonded Epoxy / Epoxy Resin |
| External Coating | Zinc + Bitumen / Epoxy / Zinc-Aluminum |
| Standards | ISO 2531 / EN 545 / EN 598 |
| Application | Water Supply, Wastewater, Irrigation, Fire Protection |
| Trade Terms | FOB / CIF / CFR |
| Custom Manufacturing | Available |
| Minimum Order | 10 Pieces |
Product Features
Accurate Direction Change for Pipeline Networks
Ductile iron elbow fittings provide smooth and reliable changes in pipeline direction while maintaining stable flow characteristics. Multiple angle options allow engineers to design efficient pipeline layouts without unnecessary stress on the system.
• High Mechanical Strength
Manufactured from premium-grade ductile iron with spheroidal graphite structure, the fittings offer excellent tensile strength, impact resistance, and durability. They are suitable for underground and above-ground installations where structural reliability is essential.
• Multiple Connection Configurations
To accommodate different pipeline systems, our elbow fittings are available with:
Push-in Socket Joint
K-Type Mechanical Joint
Flanged Connection
Restrained Joint
These options ensure compatibility with a wide range of ductile iron pipe systems and international project specifications.
Application & Scope
| Industry | Application |
|---|---|
| Municipal Water Supply | Direction changes in transmission pipelines |
| Drinking Water Networks | Distribution systems |
| Wastewater Treatment Plants | Pump stations and treatment facilities |
| Fire Protection Systems | Underground fire water pipelines |
| Agricultural Irrigation | Main irrigation pipeline connections |
| Industrial Plants | Process water transportation |
| Mining Projects | Water conveyance systems |
| Infrastructure Construction | Utility pipeline networks |
Materials & Standards Compliance
| Component | Material |
|---|---|
| Body | Ductile Iron EN-GJS-500-7 |
| Internal Lining | Cement Mortar / Epoxy Resin |
| External Coating | Zinc + Bitumen / Epoxy |
| Gasket | EPDM / NBR |
| Bolts & Nuts (Flanged Type) | Carbon Steel / Stainless Steel |
Standards
Manufactured in accordance with:
ISO 2531
EN 545
EN 598
ISO 7005
EN 1092-2
BS EN 545
Products can also be manufactured according to customer drawings and local engineering standards.
Dimensions & Weight Table
| Nominal Diameter | Angle | Connection Type | Pressure Rating | Approx. Weight |
|---|---|---|---|---|
| DN80 | 45° | Socket | PN16 | Available |
| DN100 | 90° | Socket | PN16 | Available |
| DN150 | 22.5° | Socket | PN16 | Available |
| DN200 | 45° | Flanged | PN16 | Available |
| DN300 | 90° | Flanged | PN25 | Available |
| DN400–DN2000 | Customized | Customized | Customized | Available |
Accessories & Optional Configurations
We provide a complete range of matching accessories for ductile iron pipeline systems.
Standard Accessories
Rubber Gaskets
Flange Gaskets
Bolts & Nuts
Ductile Iron Pipes
Tees
Reducers
Flange Adaptors
Couplings
Optional Configurations
Fusion Bonded Epoxy (FBE) Coating
Polyurethane (PU) Lining
Zinc-Aluminum Coating
Special Flange Drilling
OEM Product Marking
Customized Packaging
Export Wooden Crates
Project-Specific Color Coating
Performance Testing
Factory Inspection
Chemical Composition Analysis
Mechanical Property Testing
Casting Quality Inspection
Dimensional Accuracy Verification
Machining Precision Inspection
Coating Thickness Measurement
Performance Testing
Hydrostatic Pressure Test
Sealing Performance Test
Visual Surface Inspection
Connection Fit Test
Coating Adhesion Test
Quality Documentation
Available upon request:
Mill Test Certificate (MTC)
Material Certificate
Hydrostatic Test Report
Third-Party Inspection Report (SGS / BV / TUV / Intertek)
Certificate of Conformity
Engineering Support
Technical Documents
Product Catalogue (PDF)
Technical Datasheets
CAD Drawings
3D Models (STEP / IGES)
Installation Guide
Material Certificates
Inspection Reports
Packing List
Customized Manufacturing
We support customized production for:
Special Elbow Angles
Pipe Diameters
Joint Types
Internal & External Coatings
Flange Standards
Product Identification
Packaging Requirements
