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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.

전체 사양 및 매개변수

등급 Chem. Composition (%)* Tensile (MPa) Yield (MPa) Elongation (%) DN / OD (mm) WT(mm) Weight (kg/m)** 조인트 유형 일반적인 용도
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).

MWalloys를 선택해야 하는 이유

  • 인증된 품질: 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.

물류 및 주문

  • 리드 타임: 4–8 weeks after order confirmation

  • 포장: Bundled with wooden spacers, wrapped in protective film; fittings individually boxed.

  • 배송 약관: FOB, CIF, EXW, DDP 가능

  • 주문 프로세스:

    1. Specify grade, DN, PN, joint type & quantity to sales@MWalloys.com

    2. 견적서 및 견적서 송장 받기

    3. PO 및 결제 조건 확인

    4. Production → Quality inspection → Dispatch → Tracking

자주 묻는 질문

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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