IMPA 734606–734609 | Steel Slip-On Flat Face Marine Flanges for Shipbuilding, Dry Dock & Offshore Projects.
Suhaan Ship Supply – 24/7 Marine Steel Flange Supplier for Shipyards, Ports & Offshore EPC Projects
Suhaan Ship Supply is a leading ship chandler and marine supplier in Mumbai, JNPT (Nhava Sheva), and across all major Indian ports, shipyards, dry docks, and offshore locations, supplying IMPA & ISSA standard marine flanges, pipe fittings, valves, and technical spares for commercial vessels, offshore platforms, and shipbuilding projects.
We specialize in JIS B2220 steel welding slip-on flat face flanges (5K pressure class) designed for:
✔ Marine piping systems
✔ Shipbuilding & dry dock fabrication
✔ Offshore EPC and utility pipelines
✔ Engine room, ballast & cooling water systems
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Looking for a JIS B2220 steel slip-on flange supplier (40–80 mm) near Mumbai port for urgent ship supply or shipyard requirement?
⚓ Suhaan Ship Supply – Your trusted 24/7 marine flange & piping supplier across India
👉 Fast delivery at Mumbai, JNPT, Mundra, Kandla, Chennai, Vizag & all ports
👉 Immediate RFQ response | Competitive pricing | Certified marine products.
 
IMPA JIS B2220 Steel Slip-On Flat Face Flanges (5K)
Product Range (Medium Sizes)
IMPA 734606 – 40 mm
IMPA 734607 – 50 mm
IMPA 734603 – 50 mm
IMPA 734608 – 65 mm
IMPA 734609 – 80 mm
✔ Standard: JIS B2220 (5K Pressure Rating)
✔ Type: Slip-On Welding Flange (SOFF – Flat Face)
✔ Material: Marine Grade Carbon Steel
✔ Connection: Slip-On Welded Type
✔ Face Type: Flat Face (FF)
⚙️ Key Features & Technical Advantages
✔ Easy Pipe Alignment & Welding – Slip-on design simplifies installation during fabrication and repair
✔ Flat Face Sealing Surface – Ideal for low-pressure marine utility systems
✔ Strong Welded Joint Integrity – Provides reliable and stable pipeline connections onboard
✔ JIS B2220 Compatibility – Commonly used in Japanese and marine-standard piping systems
✔ Cost-Effective Marine Piping Solution – Suitable for ballast, cooling, and service pipelines.
Applications in Marine, Shipbuilding & Offshore
Ballast and bilge systems
Seawater & freshwater pipelines
Cooling water circulation systems
Engine room utility piping
Firefighting service lines
Dry dock fabrication projects
Offshore oil & gas utility systems
Marine infrastructure and EPC projects
Shipyards, Dry Docks & Offshore Project Coverage
⚙️ Compliance & Standards .
JIS B2220 flange standard
IMPA & ISSA marine catalog compliance
IMO marine engineering requirements
Class compatibility (ABS, DNV, LR, BV – as applicable)
✔ Ensures safe, inspection-ready, and globally accepted marine installations