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China large ball valve refacing machine Manufacturer, Factory, Supplier

The key to our success is "Good Solution Top quality, Reasonable Value and Efficient Service" for large ball valve refacing machine, ball valve lapping machine, valve seat grinding machine, DN600 ball lapping machine, hard seal ball valve lapping equipment, Seeing believes! We sincerely welcome the new clients overseas to setup business enterprise interactions and also be expecting to consolidate the relationships while using the long-established prospects.
large ball valve refacing machine, With the goal of "zero defect". To care for the environment, and social returns, care employee social responsibility as own duty. We welcome friends from all over the world to visit and guide us so that we can achieve the win-win goal together.

Related Products

Hot Products

  • Valve Grinding Machine Rotary Worktable

    Valve Grinding Machine Rotary Worktable

    This dedicated rotary worktable is an auxiliary accessory for valve lapping machines. It holds valve discs, valve clacks and other workpieces and delivers steady, uniform rotation, cooperating with lapping heads for even circumferential grinding. Adjustable speed adapts to sealing face fine lapping of valves in different materials and sizes. Robust construction supports heavy loads. Compatible with multiple valve lapping units, it greatly improves lapping precision and processing efficiency for valve production and repair.
  • DN600 Heavy Duty Hydraulic Jaw Gripper Clamping Valve Test Bench

    DN600 Heavy Duty Hydraulic Jaw Gripper Clamping Valve Test Bench

    Yufeng Machinery DN600 Heavy Duty Hydraulic Jaw Gripper Clamping Valve Test Bench is designed for shell strength and sealing performance testing of flanged ball valves, gate valves, and other industrial valves.Hydraulic jaw gripper clamps the back of valve flange with no external force impact on the valve body.Supports high pressure water and low pressure gas as test media.
  • 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.
  • Butterfly Valve test bench with dual station

    Butterfly Valve test bench with dual station

    Yufeng Machinery Dual Station Hydraulic Test Bench for Butterfly Valves is designed for DN250 to DN1200 wafer type, lug type, and flange type butterfly valves including concentric and eccentric types. Dual station design allows independent or simultaneous pressure testing on two stations, greatly improving batch inspection efficiency.
  • Combined Butterfly Valve Hydraulic Test Bench With Hydraulic Lifting Frame

    Combined Butterfly Valve Hydraulic Test Bench With Hydraulic Lifting Frame

    YFJX-400 combined butterfly valve hydraulic test bench is dual station integrated equipment. Left station is for flange gate and globe valve test, right station is specially for wafer and flange butterfly valves. It is equipped with hydraulic lifting frame to simplify heavy butterfly valve loading and positioning. The machine supports water and air medium test and automatic pressure holding, conforms to GB T13927 2022 and API598 standard, suitable for batch quality inspection of large diameter butterfly valves.
  • Three Station Valve Disc Lapping Machine

    Three Station Valve Disc Lapping Machine

    Yufeng Machinery factory’s Three Station Valve Disc Lapping Machine is specially designed for grinding and lapping sealing faces of valve discs and valve seats in gate valves, globe valves, check valves, and other industrial valves. It is equipped with three independent lapping stations, enabling simultaneous processing of multiple workpieces or sequential coarse grinding, fine grinding, and polishing operations to significantly improve production efficiency.

  • Growing Demand for Valve Refurbishment Drives Upgrades of Precision Testing and Lapping Equipment

    More industrial operators choose valve refurbishment to control project expenditure while complying with stricter leakage and safety regulations. This shift brings new demands for stable, high-precision testing and surface lapping equipment. Yufeng Machinery keeps optimizing valve test benches and planetary grinding solutions to match the new requirements of global valve repair workshops.

  • South African Customers Visit Wenzhou Yufeng Machinery After Wenzhou International Valve Exhibition

    Two valued customers from South Africa visited Wenzhou Yufeng Machinery on October 12. The South African customers attended Wenzhou International Exhibition from Oct 9 to 11. The South African customers inspected factories in Longwan and Oubei, and shared positive feedback about previous Yufeng equipment including planetary grinding machine and claw type valve test bench.

  • Which Markets Are Increasingly Sourcing Industrial Valves and Pumps from China

    Over the past three years, the global market for industrial valves and industrial pumps has seen big shifts. Based on customs statistics and international trade data, more global buyers choose to source industrial valves and industrial pumps from Chinese manufacturers. This article analyzes key target markets and reasons behind this trend.

  • 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.

  • Suitable Grinding Equipment Choices for Professional Valve Repair Companies

    Recently, many owners of valve repair companies contacted Yufeng Machinery for grinding equipment. They need machines for mechanical seal faces and ball valve ball & seat lapping. Planetary grinding machine and rotary worktable stand out for high efficiency, great finishing effect and greatly reduced floor space occupation.

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