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We usually believe that one's character decides products' high quality, the details decides products' excellent ,with the REALISTIC,EFFICIENT AND INNOVATIVE staff spirit for Zinc-aluminum alloy coating, Anti-corrosion, Epoxy ceramic lining, Polyurethane coating, Sanitary performance, Welcome to speak to us should you be intrigued inside our solution, we're going to provide you with a surprice for Qulity and Price tag.
Zinc-aluminum alloy coating, Our company insists on the principle of "Quality First, Sustainable Development", and takes "Honest Business, Mutual Benefits" as our developable goal. All members sincerely thank all old and new customers' support. We'll keep working hard and offering you the highest-quality goods and service.

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  • Double Eccentric Flanged Butterfly Valve

    Double Eccentric Flanged Butterfly Valve

    Double Eccentric Flanged Butterfly Valve D342X4 PN10
    • Design Standard: BS EN 593 • Face to Face: BS EN 558 Series 13
    • Connection Ends: BS EN 1092 PN10/PN16
    • Top Flange Standard: ISO 5211 Stem drive by keys, parallel or diagonal square or flat head
    • Working Pressure: PN10
    • Temperature Range: 0℃- 100℃
    • Coating: Fusion Bonded Epoxy Coating in accordance with ANSI/AWWA C550
  • Flanged Resilient NRS Gate Valve

    Flanged Resilient NRS Gate Valve

    The Flanged Resilient NRS Gate Valve designed for water supply networks, this valve provides shutoff in municipal, firefighting, and industrial cooling systems (PN10/16 pressure rating), featuring an NRS non-rising stem ideal for confined chambers. Key projects include Thames Water’s pipeline renewal (2,000+ units) and Saudi desalination plants (salt-spray certified). Its dual-seal structure (EPDM + ductile iron wedge) ensures EN 12266 Class A leak-tightness, with ISO 5211 flanges and self-locking stem nuts. Manufactured on automated lines (300k/year capacity), BSI-certified valves exceed PN25 burst standards. Annual exports exceed 50k units (18% market share in Asia/Africa/Europe), with 5k DN50-DN600 units stockpiled for ≤7-day delivery.
  • Surge Anticipating Valve

    Surge Anticipating Valve

  • Prefabricated insulated ductile iron Pipe

    Prefabricated insulated ductile iron Pipe

    Prefabricated insulated ductile iron Pipe integrates ductile iron’s strength with pre-installed polyurethane insulation and anti-corrosion layers. It minimizes heat loss for hot water or district heating, withstanding -40℃ to 130℃ temperatures. The prefabricated design skips on-site insulation work, cutting installation time by 60%. Used in municipal heating, industrial fluid transport, it resists corrosion and has a 50+ year service life. Applied in Harbin’s cold-region projects, it ensures stable operation in harsh conditions.
  • AS 2638.2 Flanged Resilient NRS Gate Valve

    AS 2638.2 Flanged Resilient NRS Gate Valve

    AS 2638.2 Flanged Resilient NRS Gate Valve Z45X PN16
    • Connection Ends: Flange to AS4087/AS2129
    • Working Pressure: PN16
    • Temperature Range: 0℃- 100℃
    • Coating: Fusion Bonded Epoxy Coating in according with AS4158
  • Dismantling Joint with 25% tie Bars (50% tie bar available)

    Dismantling Joint with 25% tie Bars (50% tie bar available)

  • Related Blog
  • Reviews

  • Technical Specifications for Ductile Iron Pipe Joint Types

    Ductile iron pipes offer various connection methods, with the optimal choice differing according to environmental conditions. Each method has distinct advantages and limitations, while project specifications also vary significantly. This article aims to guide your selection of the most suitable connection approach.

  • What is K7 and K9 in DI pipe?

    Choosing between K7 and K9 requires a comprehensive assessment of design pressure, safety factors, environmental risks, and lifecycle costs. In conventional municipal engineering, K9 is the preferred choice due to its reliability and versatility. K7 requires careful evaluation of operating conditions to avoid pipe failure risks from excessive thinning. Both classes reflect the core design logic of ductile iron pipes—trading wall thickness for structural strength—offering a technical classification system that balances safety and cost efficiency.

  • What is Self-anchored Ductile Iron Pipe?

    The self-anchored ductile iron pipe adopts a special mechanical design to weld the ring to the socket end to achieve reliable anchoring performance, while retaining the flexibility of the joint, with good flexural performance, which can replace the function of the constraint block and realize the design without constraint blocks.

  • Ductile Iron Pipe as a Common Material in Water Supply and Drainage Systems: Where Anti-Corrosion Linings Are Critical, What Are Its Core Strengths and How to Select the Appropriate Type?

    The internal anti-corrosion lining is fundamental to ductile iron pipe's performance and longevity in water systems. It provides essential protection against corrosion and erosion caused by the conveyed fluid, safeguards water quality, prevents leaks, and ultimately extends the pipe's service life decades beyond unlined alternatives.

  • Why do gate valves always leak?

    The core sealing of a gate valve relies on the tight fit between its wedge or parallel disc and the valve seats. In theory, when the disc is fully lowered, it should block the fluid passage. However, in practice, solid particles in the fluid (such as sediment, welding slag, or scale) can easily become trapped between the disc and the seat sealing surfaces. Even very small particles can prevent the disc from fully seating, leaving microscopic gaps on the sealing surface and causing leakage. This phenomenon is particularly common in pipelines with unclean fluids.

  • Carbon steel pipe vs stainless steel pipe: Choosing the right material is very important

    ​All those who are engaged in engineering procurement know that Carbon Steel Pipes and Stainless Steel Pipes are the two most commonly used metal pipes. Although they both look like iron pipes, their performance and price are quite different. Choosing the right one can save a lot of money.

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