DI Pipes & Fittings
DI Pipes & Fittings | DI Pipes & Fittings From Sarbadaa
Specifications of DI Pipes
- Withstands very high pressure as well as static and dynamic load
- High tensile strength and impact resistance
- Effective leak-tight joint through push-on type joints
- Higher resistance to corrosion due to higher presence of carbon in microstructure and outer surface coated with zinc
- Water distribution networks
- Lift & gravity irrigation systems
- Sewerage & wastewater pumping main
- Ash-slurry handling and disposal system in power plants
- Onshore and offshore firefighting systems
- Desalination plants
- Withstands very high pressure as well as static and dynamic load
- High tensile strength and impact resistance
- Effective leak-tight joint through push-on type joints
- Higher resistance to corrosion due to higher presence of carbon in microstructure and outer surface coated with zinc
- Water distribution networks
- Lift & gravity irrigation systems
- Sewerage & wastewater pumping main
- Ash-slurry handling and disposal system in power plants
- Onshore and offshore firefighting systems
- Desalination plants
Technical Specification of DI Pipes
Mechanical Property | Value |
|---|---|
Tensile Strength | Min. 4,200 Kg/cm2 or 420 MPa |
Yield Strength | 3,000 Kg/cm2 or 300 MPa |
Minimum Elongation | 10% Up to DN 1000, 7% for diameter > DN 1000 |
Modulus of Elasticity | 1.62 x 106 - 1.70 x 106 Kg/cm2 or 162,000 - 170,000 MPa |
Hardness | Max. 230 BHN |
Density | 7,050 Kg per cubic meter |
Coefficient of Thermal Expansion | 11.5 x 10-6 per degree Celsius (°C) (for temperature range 20°C - 100°C) |
Impact Strength | More than 80-150 joules |
Standard Product | Ductile Iron Pipe suitable for Push-on-Jointing |
|---|---|
Class of Pipe | C20, C25, C30, C40, C50, C64, Class K7,K9 |
Size Range | DN 100mm to DN 1200mm |
Standard Length (in meters) | 5.5 or 6.0 |
Internal Linings | Cement Mortar Lining "Cement Type: Ordinary Portland Cement/Sulphate Resistant Cement/Blast Furnace Slag Cement/High aluminium cement |
Outside Coatings | Zinc Coating (130 gm/m2 or 200 gm/m2 or 400 gm/m2) with finishing layer of Bitumen/Blue Epoxy/Red Epoxy Alloy of Zinc and Aluminium with or without other metals having a minimum mass of 400 gm/m2 with finishing layer of Bitumen/Blue Epoxy/Red Epoxy |
Outside Onsite Protection | Polyethylene Sleeving |
Coating of Joint Area | Bitumen/Epoxy or as per customer requirement |
Conforming Specifications | ISO 2531; BSEN 545; IS 8329 |
| SIZE DN | THICKNESS | |||
|---|---|---|---|---|
K7 | K7 | |||
NOM | MIN | NOM | MIN | |
100 | 5.0 | 3.7 | 6.0 | 4.7 |
150 | 5.0 | 3.7 | 6.0 | 4.7 |
200 | 5.0 | 3.7 | 6.3 | 4.8 |
250 | 5.3 | 4.0 | 6.8 | 5.3 |
300 | 5.6 | 4.3 | 7.2 | 5.6 |
350 | 6.0 | 4.7 | 7.7 | 6.1 |
400 | 6.3 | 4.8 | 8.1 | 6.4 |
450 | 6.6 | 4.9 | 8.6 | 6.9 |
500 | 7.0 | 5.2 | 9.0 | 7.2 |
600 | 7.7 | 5.8 | 9.9 | 8.0 |
700 | 9.0 | 7.0 | 10.8 | 8.8 |
800 | 10.4 | 8.3 | 11.7 | 9.6 |
900 | 11.2 | 9.0 | 12.6 | 10.4 |
1000 | 12.0 | 9.7 | 13.5 | 11.2 |
1100 | 14.4 | 12.0 | 14.4 | 12.0 |
1200 | 15.3 | 12.8 | 15.3 | 12.8 |
