We offer super-high-pressure JIS B2220 280K flanges for critical ultra-high-pressure piping systems. These flanges provide exceptional pressure capacity and robust structure for demanding applications.
Product Description
JIS B2220 280K flange is designed for 28.0 MPa ultra-high-pressure service complying with JIS B2220. It is widely used in main high-pressure ship pipelines, wellhead systems, high-pressure testing equipment and heavy process units. Premium materials and strict machining ensure long service life.
Product Feature and Application
Key Features
- Ultra-high pressure resistance up to 28.0 MPa
- Heavy-duty forged construction for maximum rigidity
- High precision and full interchangeability
- Excellent sealing and fatigue resistance
- Suitable for harsh and high-stress environments
Typical Applications
- Shipbuilding main high-pressure pipelines
- Offshore and marine ultra-high-pressure systems
- High-pressure testing and simulation equipment
- Power plant boiler and steam pipelines
- Petrochemical critical process lines
Product Parameter
| Standard | JIS B2220 280K |
| Pressure Rating | 280K (28.0 MPa) |
| Nominal Diameter | 10A – 400A |
| Types | Weld Neck, Blind |
| Face Type | Raised Face (RF), Ring Type Joint (RTJ) |
| Materials | High-strength carbon steel, alloy steel, stainless steel |
| Working Temperature | −20°C – 480°C |
| Certification | EN 10204 3.1 MTC |
Production Details
Each flange undergoes strict inspection including raw material testing, forging, heat treatment, CNC machining, NDT and hydrostatic testing. Full material traceability is ensured.
Production Display
ISO 9001 certified factory with advanced production and testing equipment. Third-party inspection is available on request.
Product Transport Package
Anti-corrosion surface treatment, export wooden cases, steel pallets and complete customs documents for safe transportation.
After-sales Service
Full technical support, custom production, fast response and stable bulk supply for large engineering projects.
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