Manufacturer, Supplier & Exporter of Ductile Iron Flanged Spigot
Ductile Iron Flanged Spigot is a specialized pipe fitting used extensively in water supply, sewage, and industrial piping systems where one end of the pipe is plain (spigot) and the other end is flanged for bolted connections. This type of fitting allows for flexible connectivity between flanged components like valves, pumps, or other flanged pipes, while maintaining the ease of insertion of the spigot end into sockets or couplers. These components are designed to handle high internal pressure and provide robust leak-proof connections in both underground and above-ground piping layouts..
Riddhi Siddhi Impex is a recognized manufacturer and supplier of a wide range of industrial piping products, including ductile iron components, across India. With expertise in pipe fittings, flanges, and customized assemblies, the company ensures all its products are manufactured in accordance with relevant Indian and international standards like IS 8329, ISO 2531, and EN 545. The ductile iron flanged spigot products from Riddhi Siddhi Impex are designed to meet the highest quality and durability requirements for water supply, wastewater management, and fire-fighting systems.
Ductile iron, the base material for these fittings, offers excellent tensile strength, elongation, and impact resistance compared to traditional cast iron. The addition of spheroidal graphite in the iron matrix ensures higher flexibility and reduced risk of brittle failure under load or pressure fluctuations. The flanged end of the spigot fitting is precision-drilled and faced to align with standard flange patterns, while the spigot end is dimensioned to fit socket or coupling joints with ease, making them ideal for modular piping systems.
Flanged spigot pipes are often coated internally with cement mortar or epoxy to prevent corrosion and preserve water quality. The exterior is typically protected using bitumen, zinc coating, or fusion bonded epoxy to withstand soil chemicals and environmental exposure. These coatings enhance longevity and reduce maintenance cycles, especially in aggressive soil or industrial conditions.
One of the major advantages of ductile iron flanged spigot pipes is their ability to create secure, maintenance-friendly connections. The flanged joint allows for easy assembly and disassembly during routine inspection, valve installation, or replacement. This becomes particularly useful in plant environments, pumping stations, and critical installations where quick access is essential. The spigot side also provides flexibility in adapting to existing socket-based systems without the need for full-flange assemblies.
Ductile Iron Flanged Spigot – Technical Details
Specifications
| Property | Details |
|---|---|
| Material | Ductile Iron (DI) |
| Size Range | DN 80 to DN 1000 (custom sizes on request) |
| Coating | Internal: Cement Mortar/Epoxy | External: Bitumen/Zinc |
| Standards | IS 8329, ISO 2531, EN 545 |
| Joint Type | One end Flanged, One end Spigot |
| Pressure Ratings | PN 10, PN 16, PN 25 |
Chemical Composition
| Element | Percentage (%) |
|---|---|
| Carbon (C) | 3.5 – 3.8% |
| Silicon (Si) | 2.4 – 2.8% |
| Manganese (Mn) | 0.2 – 0.5% |
| Magnesium (Mg) | 0.03 – 0.06% |
| Phosphorus (P) | Max 0.08% |
| Sulphur (S) | Max 0.02% |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | Minimum 420 MPa |
| Yield Strength | Minimum 300 MPa |
| Elongation | ≥ 10% |
| Hardness | 130–180 HB |
Standard Dimension Chart
| DN (mm) | Outer Diameter (mm) | Flange Thickness (mm) | No. of Bolt Holes | Bolt Circle Dia (mm) |
|---|---|---|---|---|
| 80 | 98 | 20 | 4 | 160 |
| 100 | 118 | 22 | 4 | 180 |
| 150 | 170 | 24 | 8 | 240 |
| 200 | 222 | 26 | 8 | 295 |
| 250 | 274 | 28 | 12 | 350 |
Equivalent Grades and Standards
| Standard | Equivalent Grade |
|---|---|
| IS 8329 | SGI 500/7 |
| ISO 2531 | EN-GJS-500-7 |
| EN 545 | EN-GJS-450-10 |
Other Ductile Iron Pipe Fittings
| Type | Description |
|---|---|
| Double Flanged Pipe | Flanged at both ends for valve/pump connection |
| Socket & Spigot Pipe | Socket on one end, spigot on the other |
| Mechanical Joint Fittings | For restrained joint systems |
| Epoxy Coated DI Pipe | Internal & external epoxy for corrosion resistance |
| Bitumen Coated DI Pipe | Standard black bitumen for external protection |
With India’s growing infrastructure needs, especially in water and wastewater sectors, Riddhi Siddhi Impex continues to be a reliable domestic supplier of ductile iron flanged spigot products, helping municipalities, industrial developers, and EPC contractors source quality fittings across the country. Their commitment to product customization, timely delivery, and adherence to global quality benchmarks positions them as a preferred vendor for many government and private infrastructure projects.
Frequently Asked Questions (FAQs)
- Q1: What is a ductile iron flanged spigot?
- A: It is a pipe fitting where one end has a flange for bolted connections, and the other end is a spigot that fits into a socket or pipe, made from ductile iron for high strength and durability.
- Q2: What pressure ratings are available for ductile iron flanged spigots?
- A: Common pressure ratings include PN10, PN16, PN25, and PN40, suitable for different pipeline pressure requirements.
- Q3: Which standards govern ductile iron flanged spigots?
- A: Indian standard IS 8329, ISO 1083, EN 545/598, and ASTM A536 are widely followed standards ensuring quality and compatibility.
- Q4: What coatings are used for ductile iron flanged spigots?
- A: Internal coatings often include cement mortar or epoxy lining, while external coatings may be bitumen or zinc-based for corrosion resistance.
Cities we have supplied our products to
Mumbai, Ductile Iron Flanged Spigot Suplier in Delhi, Ductile Iron Flanged Spigot Suplier in Bengaluru(Bangalore), Ductile Iron Flanged Spigot Suplier in Hyderabad, Ductile Iron Flanged Spigot Suplier in Chennai, Ductile Iron Flanged Spigot Suplier in Kolkata, Ductile Iron Flanged Spigot Suplier in Pune, Ductile Iron Flanged Spigot Suplier in Ahmedabad, Ductile Iron Flanged Spigot Suplier in Surat, Ductile Iron Flanged Spigot Suplier in Vadodara, Ductile Iron Flanged Spigot Suplier in Rajkot, Ductile Iron Flanged Spigot Suplier in Nagpur, Ductile Iron Flanged Spigot Suplier in Indore, Ductile Iron Flanged Spigot Suplier in Bhopal, Ductile Iron Flanged Spigot Suplier in Jaipur, Ductile Iron Flanged Spigot Suplier in Kanpur, Ductile Iron Flanged Spigot Suplier in Lucknow, Ductile Iron Flanged Spigot Suplier in Agra, Ductile Iron Flanged Spigot Suplier in Varanasi, Ductile Iron Flanged Spigot Suplier in Amritsar, Ductile Iron Flanged Spigot Suplier in Chandigarh, Ductile Iron Flanged Spigot Suplier in Mysuru (Mysore), Ductile Iron Flanged Spigot Suplier in Udaipur, Ductile Iron Flanged Spigot Suplier in Jodhpur, Ductile Iron Flanged Spigot Suplier in Visakhapatnam, Ductile Iron Flanged Spigot Suplier in Coimbatore, Ductile Iron Flanged Spigot Suplier in Madurai, Ductile Iron Flanged Spigot Suplier in Kochi, Ductile Iron Flanged Spigot Suplier in Thiruvananthapuram, Ductile Iron Flanged Spigot Suplier in Mangalore, Ductile Iron Flanged Spigot Suplier in Nagpur, Ductile Iron Flanged Spigot Suplier in Nashik, Ductile Iron Flanged Spigot Suplier in Kolhapur, Ductile Iron Flanged Spigot Suplier in Chandrapur, Ductile Iron Flanged Spigot Suplier in Akola, Ductile Iron Flanged Spigot Suplier in Vilayat, Ductile Iron Flanged Spigot Suplier in Somnath, Ductile Iron Flanged Spigot Suplier in Dahej, Ductile Iron Flanged Spigot Suplier in Vadodara, Ductile Iron Flanged Spigot Suplier in Narmada, Ductile Iron Flanged Spigot Suplier in Surat, Ductile Iron Flanged Spigot Suplier in Ankleshwar, Ductile Iron Flanged Spigot Suplier in Navsari, Ductile Iron Flanged Spigot Suplier in Valsad, Ductile Iron Flanged Spigot Suplier in Rajpipla, Ductile Iron Flanged Spigot Suplier in Veraval, Ductile Iron Flanged Spigot Suplier inKovvur, Ductile Iron Flanged Spigot Suplier in Andra Pradesh, Ductile Iron Flanged Spigot Suplier inKarwar, Ductile Iron Flanged Spigot Suplier in Karnataka, Ductile Iron Flanged Spigot Suplier inKosamba, Ductile Iron Flanged Spigot Suplier in Gujarat, Ductile Iron Flanged Spigot Suplier in Vishakapatnam, Ductile Iron Flanged Spigot Suplier in Shahad, Ductile Iron Flanged Spigot Suplier in Pondicherry, Ductile Iron Flanged Spigot Suplier in Kakkinada, Ductile Iron Flanged Spigot Suplier in Andra Pradesh, Ductile Iron Flanged Spigot Suplier in Nagda, Ductile Iron Flanged Spigot Suplier in Madhya Pradesh, Ductile Iron Flanged Spigot Suplier inHarihar, Ductile Iron Flanged Spigot Suplier in Karnataka, Ductile Iron Flanged Spigot Suplier in Tuticorin, Ductile Iron Flanged Spigot Suplier in Tamilnadu, Ductile Iron Flanged Spigot Suplier in Trivandrum, Ductile Iron Flanged Spigot Suplier in KeralaKurnool, Ductile Iron Flanged Spigot Suplier in Andra Pradesh, Ductile Iron Flanged Spigot Suplier in Rourkela, Ductile Iron Flanged Spigot Suplier in Hindupur, Ductile Iron Flanged Spigot Suplier in Orissa, Ductile Iron Flanged Spigot Suplier in Renukoot, Ductile Iron Flanged Spigot Suplier in Uttar Pradesh, Ductile Iron Flanged Spigot Suplier in Morbi, Ductile Iron Flanged Spigot Suplier in Kerala , Ductile Iron Flanged Spigot Suplier inHimachal, Ductile Iron Flanged Spigot Suplier in Dehradun, Ductile Iron Flanged Spigot Suplier in Visakhapatnam , Ductile Iron Flanged Spigot Suplier inJamnagar, Ductile Iron Flanged Spigot Suplier in Kozhikode, Ductile Iron Flanged Spigot Suplier in Pondicherry, Ductile Iron Flanged Spigot Suplier in Ludhiana, Ductile Iron Flanged Spigot Suplier inLatur, Ductile Iron Flanged Spigot Suplier in Nanded, Ductile Iron Flanged Spigot Suplier in Vijaywada, Ductile Iron Flanged Spigot Suplier in Alwar, Ductile Iron Flanged Spigot Suplier in Bareilly, Ductile Iron Flanged Spigot Suplier in Bikaner, Ductile Iron Flanged Spigot Suplier in Andheri, Ductile Iron Flanged Spigot Suplier in Marol, Ductile Iron Flanged Spigot Suplier in Taloja, Ductile Iron Flanged Spigot Suplier in Turbhe, Ductile Iron Flanged Spigot Suplier in TTC (Thane-Belapur), Ductile Iron Flanged Spigot Suplier in Pimpri-Chinchwad, Ductile Iron Flanged Spigot Suplier in Chakan, Ductile Iron Flanged Spigot Suplier in Talegaon, Ductile Iron Flanged Spigot Suplier in Ranjangaon, Ductile Iron Flanged Spigot Suplier in Jejuri, Ductile Iron Flanged Spigot Suplier in Baramati, Ductile Iron Flanged Spigot Suplier in Satpur, Ductile Iron Flanged Spigot Suplier in Ambad, Ductile Iron Flanged Spigot Suplier in Sinnar, Ductile Iron Flanged Spigot Suplier in Igatpuri, Ductile Iron Flanged Spigot Suplier in Shendra, Ductile Iron Flanged Spigot Suplier in Waluj, Ductile Iron Flanged Spigot Suplier in Chikalthana, Ductile Iron Flanged Spigot Suplier in Paithan, Ductile Iron Flanged Spigot Suplier in Hingna, Ductile Iron Flanged Spigot Suplier in Butibori, Ductile Iron Flanged Spigot Suplier in Kalmeshwar, Ductile Iron Flanged Spigot Suplier in Umred, Ductile Iron Flanged Spigot Suplier in Shiroli, Ductile Iron Flanged Spigot Suplier in Kagal, Ductile Iron Flanged Spigot Suplier in Gokul Shirgaon, Ductile Iron Flanged Spigot Suplier in Akkalkot, Ductile Iron Flanged Spigot Suplier in Chincholi, Ductile Iron Flanged Spigot Suplier in Lote-Parshuram, Ductile Iron Flanged Spigot Suplier in Dombivli, Ductile Iron Flanged Spigot Suplier in Ambernath, Ductile Iron Flanged Spigot Suplier in Mahad, Ductile Iron Flanged Spigot Suplier in Roha, Ductile Iron Flanged Spigot Suplier in Palghar, Ductile Iron Flanged Spigot Suplier in Tarapur (Boisar) and for inder national
Countries we have supplied our products to
South Korea, Ductile Iron Flanged Spigot Exporter in Africa, Ductile Iron Flanged Spigot Exporter in Sri Lanka, Ductile Iron Flanged Spigot Exporter in Syria, Ductile Iron Flanged Spigot Exporter in Taiwan, Ductile Iron Flanged Spigot Exporter in Tanzania, Ductile Iron Flanged Spigot Exporter in Tajikistan, Ductile Iron Flanged Spigot Exporter in Thailand, Ductile Iron Flanged Spigot Exporter in Turkey, Ductile Iron Flanged Spigot Exporter in Turkmenistan, Ductile Iron Flanged Spigot Exporter in Ukraine, Ductile Iron Flanged Spigot Exporter in United Kingdom, Ductile Iron Flanged Spigot Exporter in Arab Emirates (UAE), Ductile Iron Flanged Spigot Exporter in Uzbekistan, Ductile Iron Flanged Spigot Exporter in Vietnam, Ductile Iron Flanged Spigot Exporter in Yemen, Ductile Iron Flanged Spigot Exporter in France, Ductile Iron Flanged Spigot Exporter in Germany, Ductile Iron Flanged Spigot Exporter in Greece, Ductile Iron Flanged Spigot Exporter in Oman, Ductile Iron Flanged Spigot Exporter in Colombia, Ductile Iron Flanged Spigot Exporter in Portugal, Ductile Iron Flanged Spigot Exporter in Japan, Ductile Iron Flanged Spigot Exporter in Lithuania, Ductile Iron Flanged Spigot Exporter in Macau, Ductile Iron Flanged Spigot Exporter in Mongolia, Ductile Iron Flanged Spigot Exporter in Qatar, Ductile Iron Flanged Spigot Exporter in Ireland, Ductile Iron Flanged Spigot Exporter in Malaysia, Ductile Iron Flanged Spigot Exporter in Bangladesh, Ductile Iron Flanged Spigot Exporter in Russia, Ductile Iron Flanged Spigot Exporter in Iran, Ductile Iron Flanged Spigot Exporter in Jordan, Ductile Iron Flanged Spigot Exporter in Singapore, Ductile Iron Flanged Spigot Exporter in Bulgaria, Ductile Iron Flanged Spigot Exporter in Poland, Ductile Iron Flanged Spigot Exporter in Denmark, Ductile Iron Flanged Spigot Exporter in Nigeria, Ductile Iron Flanged Spigot Exporter in Gambia, Ductile Iron Flanged Spigot Exporter in Indonesia, Ductile Iron Flanged Spigot Exporter in Finland, Ductile Iron Flanged Spigot Exporter in Argentina, Ductile Iron Flanged Spigot Exporter in Chile, Ductile Iron Flanged Spigot Exporter in Spain, Ductile Iron Flanged Spigot Exporter in Peru, Ductile Iron Flanged Spigot Exporter in Kuwait, Ductile Iron Flanged Spigot Exporter in India, Ductile Iron Flanged Spigot Exporter in Saudi Arabia, Ductile Iron Flanged Spigot Exporter in Slovakia, Ductile Iron Flanged Spigot Exporter in Slovenia, Ductile Iron Flanged Spigot Exporter in Sweden, Ductile Iron Flanged Spigot Exporter in Switzerland, Ductile Iron Flanged Spigot Exporter in Bahrain, Ductile Iron Flanged Spigot Exporter in the Netherlands, Ductile Iron Flanged Spigot Exporter in United Kingdom, Ductile Iron Flanged Spigot Exporter in Mexico, Ductile Iron Flanged Spigot Exporter in Bulgaria, Ductile Iron Flanged Spigot Exporter in Spain, Ductile Iron Flanged Spigot Exporter in France, Ductile Iron Flanged Spigot Exporter in Germany, Ductile Iron Flanged Spigot Exporter in Colombia, Ductile Iron Flanged Spigot Exporter in Brazil, Ductile Iron Flanged Spigot Exporter in Saudi Arabia, Ductile Iron Flanged Spigot Exporter in Iraq, Ductile Iron Flanged Spigot Exporter in Iran, Ductile Iron Flanged Spigot Exporter in Sudan, Ductile Iron Flanged Spigot Exporter in Libya, Ductile Iron Flanged Spigot Exporter in Tanzania, Ductile Iron Flanged Spigot Exporter in Nigeria, Ductile Iron Flanged Spigot Exporter in New Zealand, Ductile Iron Flanged Spigot Exporter in Paris, Ductile Iron Flanged Spigot Exporter in Switzerland
