Description
API 600 Gate Valve - Heavy-Duty Cast Steel Bolted Bonnet Valve
FlowBiz Exports is a globally recognized manufacturer and exporter of heavy-duty API 600 Gate Valves. Designed with a bolted bonnet structure and a flexible wedge mechanism, these valves deliver bidirectional, tight-sealing flow isolation in high-pressure, high-temperature, and critical process piping systems across downstream, midstream, and upstream industries.
Key Features & Operational Superiority
- API 600 Heavy Wall Thickness: Engineered with robust body-wall dimensions as prescribed by API 600 standards to ensure extra corrosion allowance and structural endurance under extreme pressure surges.
- Flexible Wedge Mechanism: Compensates for body seat deformation and thermal expansion, preventing wedge jamming during high-temperature line operation.
- OS&Y (Outside Screw & Yoke) Design: External stem threads protect against line fluid corrosion and erosion, providing visual position indication and smooth manual actuation.
- Hardfaced Seating Surface: Seat rings and wedge contact faces hardfaced with Stellite 6 to minimize seat erosion, galling, and wear during frequent operational cycles.
Technical Specifications & Material Grades
Parameter | Specification Details |
Size Range | DN50 to DN1200 (2” to 48”) |
Pressure Rating | ASME Class 150, Class 300, Class 600, Class 900, Class 1500 |
Temperature Range | -29°C to +593°C (Depending on body material and trim configuration) |
Body / Bonnet Materials | Cast Carbon Steel (ASTM A216 WCB / LCC), Alloy Steel (ASTM A217 WC6 / WC9), Stainless Steel (ASTM A351 CF8 / CF8M / CF3M) |
API Trim Options | Trim 1 (13% Cr), Trim 5 (Full Stellite), Trim 8 (13% Cr / Stellite), Trim 10 (SS316 / Stellite), Monel, Inconel |
End Connections | Flanged Ends (ASME B16.5 / B16.47 Series A & B), Butt-Weld Ends (ASME B16.25) |
Operation Modes | Handwheel, Bevel Gearbox, Electric Motor Actuator, Pneumatic Actuator |
International Standards & Quality Inspection
All FlowBiz API 600 gate valves are designed, manufactured, and tested in accordance with API 600, ASME B16.34, ASME B16.10, and ISO 10434 design norms. Every valve undergoes mandatory hydrostatic shell testing, high-pressure/low-pressure closure testing, and fugitive emission inspection as per API 598 and API 624 standards prior to global dispatch.
Industrial Applications
Our API 600 gate valves are specified across heavy process and utility infrastructure, including:
- Petroleum Refineries & Petrochemical Processing Facilities
- Crude Oil & Natural Gas Transport Pipelines
- Thermal & Nuclear Power Plants (Boiler Feed & Steam Lines)
- Chemical Processing & Fertilizer Manufacturing Plants
- Off-Shore Oil Platforms & On-Shore Storage Terminals
Why Choose FlowBiz Exports?
At FlowBiz Exports Pvt. Ltd., an ISO 9001:2015 certified company, we take pride in our precision manufacturing. Our expertly crafted Gate Valves are in high demand globally due to their long service life and exceptionally smooth operation.
Contact FlowBiz today for high-performance API 600 valve solutions. At FlowBiz, We Know The Flow.