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That has a positive and progressive attitude to customer's fascination, our enterprise constantly improves our merchandise high quality to meet the demands of customers and further focuses on safety, reliability, environmental requirements, and innovation of Valve Sealing Surface Grinding, Valve Disc Lapping Machine, Valve Grinder, Valve Lapping Equipment, Valve Repair Machine, Through our hard work, we have always been on the forefront of clean technology product innovation. We are a green partner you can rely on. Contact us today for more information!
Valve Sealing Surface Grinding, Our continual availability of high grade products in combination with our excellent pre-sale and after-sales service ensures strong competitiveness in an increasingly globalized market. welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!

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Hot Products

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    DN15-DN100 Horizontal Hydraulic Axial Press Valve Test Bench

    The YFJX-HQ100 DN15-DN100 Horizontal Hydraulic Axial Press Valve Test Bench features PLC control, a dual-pump water supply system and an integrated water tank. It supports automatic data recording and test report printing for valve pressure and leakage testing.
  • DN300 Hydraulic Jaw Gripper Clamping Valve Test Bench

    DN300 Hydraulic Jaw Gripper Clamping Valve Test Bench

    DN300 Medium Hydraulic Jaw Gripper Clamping Valve Test Bench Double-station simultaneous testing, specially customized for butterfly valves and knife gate valves, greatly boosts Yufeng Machinery factory inspection efficiency and cuts labor costs Equipped with multiple high-precision pressure gauges, realizing precise pressure regulation and stable long-time pressure holding for shell strength & sealing performance test.
  • Standard Horizontal Single Hydraulic Jack Axial Press Valve Test Bench

    Standard Horizontal Single Hydraulic Jack Axial Press Valve Test Bench

    Yufeng Machinery, a professional valve testing equipment manufacturer based in China Valve Capital, strictly produces testing machines under ISO9001 quality management system, fully complying with GB/T13927-2022, GB/T26480-2011 and API 598 international valve inspection standards. Our factory independently develops this Standard Horizontal Single Hydraulic Jack Axial Press Valve Test Bench integrating hydraulic clamping, mechanical positioning, electrical automatic control and medium storage circulation into one integrated unit.
  • DN600 Intelligent Horizontal Top Pressure Testing Station for Heavy Duty Flange Valves

    DN600 Intelligent Horizontal Top Pressure Testing Station for Heavy Duty Flange Valves

    DN600 Intelligent Horizontal Top Pressure Testing Station is a professional hydraulic test equipment for DN150 to DN600 heavy-duty flange valves. Adopts horizontal axial clamping and end face sealing structure, it minimizes deformation and external force on valve bodies. Equipped with intelligent digital pressure control and multi hydraulic protection devices, the machine supports water and 4-7 bar air pressure testing. It completes shell strength, high-pressure sealing and low-pressure air tightness tests efficiently. Fully compliant with GB/T13927 and API 598 standards, it ensures stable pressure holding and accurate test results for industrial valve factory inspection.
  • DN80-DN300 Horizontal Hydraulic Jaw Clamping Valve Test Bench

    DN80-DN300 Horizontal Hydraulic Jaw Clamping Valve Test Bench

    Yufeng Machinery factory's DN80-DN300 Medium Horizontal Hydraulic Jaw Clamping Valve Test Bench is specially designed for shell strength and sealing performance tests on flanged end valves (ball, gate, globe, check, etc.) in the nominal diameter range DN80 to DN300. It supports both high‑pressure water (up to the corresponding test pressure, see table) and low‑pressure air (4 to 7 bar) as test media, enabling hydrostatic shell tests, high‑pressure liquid seal tests, and low‑pressure air tightness tests.
  • Top Pressure Horizontal Valve Test Bench With Access Ladder

    Top Pressure Horizontal Valve Test Bench With Access Ladder

    Manufactured under ISO9001 quality management system by Yufeng Machinery, the Top Pressure Horizontal Valve Test Bench With Access Ladder is a heavy-duty double-cylinder horizontal axial jacking testing equipment customized for multi-connection form industrial valves within DN150~DN600 caliber range.

  • Full In-house Manufacturing Workflow Ensures Stable Quality of Valve Test Equipment

    Reliable valve testing and grinding equipment relies on strict full-process manufacturing control. We implement independent production management covering raw material verification, metal forming, precision welding, surface finishing, anti-corrosion coating and factory performance testing, to deliver stable, high-standard equipment for global valve manufacturers and repair workshops.

  • YFJX-B Series Heavy Jaw Clamping Hydraulic Test Bench for Medium & Large Straight Flange Valve Manufacturing Batch Inspection

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  • Valve Aftermarket & Repair Segment Becomes Main Growth Driver for Global Valve Industry

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  • Why Computerized Valve Test Benches Are Gaining Popularity in Global Valve Repair Shops

    Digital testing has become a major trend in the valve repair sector. Computerized valve test benches solve the defects of traditional manual testing, featuring automatic pressure control, real-time data logging and standard report export. Paired with planetary grinding machines and rotary worktables, they create a complete closed-loop solution for valve overhaul and inspection.

  • Yufeng Valve Test Bench for Industrial Valve Pressure Testing

    Wenzhou Yufeng Valve Machinery Manufacturer specializes in the production of valve testing equipment for industrial valves. This article introduces the main applications of Yufeng valve test bench in pressure testing and explains why valve manufacturers choose Yufeng valve test bench for stable and accurate testing results.

  • How to Perform FAT for Valve Test Benches in Yufeng Machinery Workshop

    Yufeng Machinery implements standardized FAT Factory Acceptance Test for valve test benches before delivery. All valve test benches follow ISO and API standards during FAT inspection. Customers or third-party inspectors can witness the whole FAT test. This article introduces the full FAT workflow, documentation and SAT site acceptance test for valve test benches.

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