Ductile Iron Pipes
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MWalloys offers a complete range of ductile iron pipes—spigot & socket, flanged, restrained-joint and megalug—manufactured to EN 545, EN 598 and ASTM A536 standards. Available in grades GJS‑500‑7 (ASTM A536 65‑45‑12), GJS‑450‑10 (ASTM A536 60‑40‑18) and GJS‑400‑15, our pipes cover DN 80–DN 1200 (Ø88 mm–Ø1240 mm) with pressure ratings PN 6–PN 25, ensuring reliable performance for water, sewage, gas and irrigation systems.
Full Specifications & Parameters
| Grade | Chem. Composition (%)* | Tensile (MPa) | Yield (MPa) | Elongation (%) | DN / OD (mm) | WT (mm) | Weight (kg/m)** | Joint Type | Typical Uses |
|---|---|---|---|---|---|---|---|---|---|
| GJS‑500‑7 | C 3.4–3.9, Si 2.2–3.0, Mn 0.03–0.35, P 0.03–0.07, S 0.02–0.04, Mg 0.03–0.05, Fe Balance | 500–650 | ≥350 | ≥7 | DN 80–DN 1200 | 4.0–16.0 | 20–240 | Spigot & socket, flanged | Potable water, sewage |
| GJS‑450‑10 | C 3.2–3.8, Si 2.1–3.0, Mn 0.03–0.35, P 0.03–0.07, S 0.02–0.04, Mg 0.03–0.05, Fe Balance | 450–600 | ≥300 | ≥10 | DN 80–DN 1200 | 4.0–16.0 | 18–230 | Restrained, flanged | Gas distribution, irrigation |
| GJS‑400‑15 | C 3.1–3.7, Si 2.0–2.9, Mn 0.03–0.35, P 0.03–0.07, S 0.02–0.04, Mg 0.03–0.05, Fe Balance | 400–550 | ≥250 | ≥15 | DN 80–DN 1200 | 4.0–16.0 | 17–225 | Megalug, flanged | Industrial effluent, drainage |
* Typical composition per EN 1563; consult datasheet for exact values.
** Approximate weight per meter (varies by OD & WT).
Why Choose MWalloys
Certified Quality: EN 545/598, ASTM A536 compliance; 100% batch traceability with test certificates.
Wide Range: DN 80–DN 1200 in PN 6–PN 25, various joint types for all installation needs.
Superior Performance: Excellent impact resistance, corrosion protection (epoxy lining, bitumen coating).
Customization: Special linings (cement-mortar), external coatings, tapping tees and fittings.
Global Service: Engineering support, on-site installation guidance, after-sales maintenance.
Logistics & Ordering
Lead Time: 4–8 weeks after order confirmation
Packaging: Bundled with wooden spacers, wrapped in protective film; fittings individually boxed.
Shipping Terms: FOB, CIF, EXW, DDP available
Order Process:
Specify grade, DN, PN, joint type & quantity to [email protected]
Receive quotation & proforma invoice
Confirm PO & payment terms
Production → Quality inspection → Dispatch → Tracking
FAQs
| Q | A |
|---|---|
| What pressure ratings are available? | PN 6, PN 10, PN 16, PN 25 per EN 545/598 standards. |
| Can you supply special linings or coatings? | Yes—cement-mortar lining, epoxy, bitumen and polyurethane. |
| How are pipes tested for quality? | Hydrostatic testing, impact tests, hardness checks and visual inspection. |
| Do you provide complete piping solutions? | We offer pipes, fittings, valves, tapping tees and accessories. |
| What is the typical service life? | Over 50 years under standard operating conditions. |
| Are installation services available? | Yes—consulting, onsite supervision and training available. |
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