Metal To Metal Seat Ball Valve
Designed for severe abrasive slurries, heavy tailings, catalyst handling, and extreme operating temperatures up to +550°C. Incorporates supersonic HVOF tungsten carbide or chromium carbide coatings on spherical ball and seat rings to ensure Class V and Class VI zero-leakage isolation.
Design Criteria & Manufacturing Specifications
Manufactured strictly to international engineering codes with 100% factory pressure testing, full EN 10204 3.1 / 3.2 material traceability, and accredited third-party witness support.
| Engineering Parameter | Applicable Codes, Standards & Design Criteria |
|---|---|
| Design & Standards | API 6D, ASME B16.34, ISO 14313, BS 5351 |
| Surface Hardening Technology | High Velocity Oxygen-Fuel (HVOF) Thermal Spraying Coating |
| Hardcoat Metallurgy | Tungsten Carbide (WC-Co-Cr) up to 70 HRC / Chromium Carbide (Cr3C2) |
| Coating Thickness & Lapping | 0.3 mm to 0.5 mm ground and lapped to optical flatness (< 2 helium bands) |
| Seat Tightness Protocol | ANSI/FCI 70-2 Class V & Class VI / API 598 Zero Bubbles |
| Body Materials | ASTM A216 WCB, A352 LCC, A351 CF8M, Inconel 625, Hastelloy |
| Stem Sealing System | Die-formed flexible graphite rings with anti-blowout stem design |
| Actuation Compatibility | Direct mount ISO 5211 pad for pneumatic, electric, and electro-hydraulic duty |
Metal To Metal Seat Ball Valve Standard & Engineered Models
TSV manufactures an engineered lineup of Metal To Metal Seat Ball Valve configurations for global oil & gas transmission pipelines, refinery manifolds, power plants, and severe industrial processes. Each unit undergoes 100% hydrostatic and pneumatic factory acceptance testing before dispatch.
High-Temperature Steam & Thermal Fluid Metal Seated Ball Valve
Engineered with precision matched ball-and-seat lapping, Belleville spring energizers, and graphite thermal barriers for high-temperature superheated steam.
Severe Slurry & Mining Tailings Metal-to-Metal Ball Valve
Scraper seat geometry designed to shear through mineral scale, catalyst fines, and viscous coal slurry without seat galling or jamming.
Severe Polymer Slurry Metal Seated Ball Valve
Engineered with supersonic HVOF tungsten carbide coating and scraper seat design to cut through polymer buildup and highly abrasive catalytic particles.
Severe-Service Metal Seated Trim Engineering & Supersonic HVOF Coating
Precision lapped metal-to-metal sealing pairs with tungsten carbide or chromium carbide HVOF coatings engineered for high-temperature slurry and abrasive service.
100% Hydrostatic Acceptance
Every valve is pressure-tested per API 598 / API 6D Rate A with zero allowable bubble leakage prior to factory crating.
EN 10204 3.1 Certified
Certified Mill Test Reports (MTR) with optical emission spectrometer chemical composition and mechanical impact values.
Global OXY Approved Supplier
Audited and approved on the global master vendor list (#24) of Occidental Petroleum for severe upstream duties.
Explore All 5 Ball Valve Sub-Categories
1:1 aligned with TSV factory catalog. Navigate to specialized floating, multi-port, metal-seated, or reduced bore configurations.
Trunnion Mounted Ball Valve
High-pressure pipeline transmission with spring-energized floating seats and double block & bleed (DBB).
API 6D Series View Trunnion Mounted Ball Valve →Floating Ball Valve
API 608 process plant shut-off with upstream differential sealing and compact two-piece split body.
API 608 Series View Floating Ball Valve →Metal To Metal Seat Ball Valve
HVOF tungsten carbide coating for high-temperature (+550°C) abrasive slurry and catalyst media.
Current Series View Page Top ↑Reduced Bore Ball Valve
Economical venturi port pattern reducing operating torque, package footprint, and actuator sizing.
Venturi Port View Reduced Bore Ball Valve →Three-Way Multi-Port Ball Valve
L-port and T-port diversion and mixing ball valve for multi-stream flow routing without multiple valves.
Multi-Port Flow View Three-Way Multi-Port Ball Valve →Request Engineering Submittal & Commercial Quotation
Connect directly with our Yongjia engineering technical sales team. Receive technical engineering datasheets, CAD dimensional GA drawings, and quotation within 24 hours.