We provide heavy-duty JIS B2220 210K flanges for ultra-high-pressure marine and industrial systems. These flanges deliver superior pressure capacity and reliable performance in harsh conditions.
Product Description
JIS B2220 210K flange is an ultra-high-pressure flange complying with JIS B2220, rated at 210K (21.0 MPa). It is mainly used in high-pressure ship pipelines, offshore platforms, boiler systems and heavy industrial process lines. Premium forgings and precise machining ensure maximum safety and stability.
Product Feature and Application
Key Features
- Ultra-high pressure rating for severe service
- Heavy-section forged structure for high strength
- High dimensional precision and interchangeability
- Excellent resistance to pressure, fatigue and impact
- Reliable sealing under extreme working conditions
Typical Applications
- High-pressure ship piping systems
- Offshore engineering and platforms
- Power plant and boiler equipment
- Petrochemical ultra-high-pressure process lines
- Heavy industrial high-pressure applications
Product Parameter
| Standard | JIS B2220 210K |
| Pressure Rating | 210K (21.0 MPa) |
| Nominal Diameter | 10A – 500A |
| Types | Weld Neck, Blind Flange |
| Face Type | Raised Face (RF), RTJ |
| Materials | Carbon steel, alloy steel, SUS316 |
| Working Temperature | −20°C – 450°C |
| Certification | EN 10204 3.1 MTC |
Production Details
Full-process quality control includes raw material testing, precision forging, heat treatment, CNC machining, 100% dimensional inspection, NDT and hydrostatic testing. Full material traceability is guaranteed.
Product Transport Package
Standard export packaging with anti-corrosion treatment, reinforced wooden cases and complete shipping documents for safe global delivery.
Production Display
ISO 9001 certified workshop with large forging presses, high-rigidity CNC machines and professional NDT laboratories. Third-party inspection is supported.
After-sales Service
Professional technical support, customized design, timely after-sales response and stable long-term supply for large projects.
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