China DN700 butterfly valve batch leak detection rig Manufacturer, Factory, Supplier

We are commitment to offer you the aggressive price tag ,exceptional products and solutions high-quality, as well as fast delivery for DN700 butterfly valve batch leak detection rig, integrated double station butterfly valve pressure test bench, hydraulic end top pressing butterfly valve tester, central control butterfly valve inspection equipment, heavy duty dual station butterfly valve hydrostatic rig, Top quality is factory' existence , Focus on customer' demand may be the source of enterprise survival and advancement, We adhere to honesty and good faith working attitude, seeking forward to the coming !
DN700 butterfly valve batch leak detection rig, Our tenet is "integrity first, quality best". We have confidence in providing you with excellent service and ideal products. We sincerely hope we can establish win-win business cooperation with you in the future!

Hot Products

DN700 Dual Station Special Hydraulic Test Bench for Butterfly Valves
Manufactured under ISO9001 quality management system by Yufeng Machinery, the DN700 Dual Station Special Hydraulic Test Bench for Butterfly Valves is a dedicated double-station hydraulic clamping pressure testing equipment independently developed for mass production inspection of butterfly valves and knife gate valves.
DN15-DN300 Dual Station Vertical Hydraulic Press Valve Test Bench
Developed and manufactured by Yufeng Machinery in strict accordance with GB/T13927-2022 and API 598 valve testing standards, the Dual Station Integrated Vertical Hydraulic Axial Press Valve Test Bench is an integrated vertical hydraulic pressure testing equipment with two workstations, specially built for batch quality inspection of small and medium caliber valves from DN15 to DN300.
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.
Mini Compact Horizontal Hydraulic Top Pressure Valve Test Bench
The Yufeng Machinery factory's Mini Compact Horizontal Hydraulic Top Pressure Valve Test Bench features a compact horizontal design with a top pressure cylinder, specially suited for small bore flanged, welded, or threaded valves (ball, gate, globe, check, etc.). It supports high pressure water up to 64.0 MPa and low pressure air from 4 to 7 bar for shell strength and sealing performance tests.
DN300-600 Variable Frequency Single Seat Ball Lapping Machine
Yufeng Machinery DN300-600 Variable Frequency Single Seat Ball Grinding Machine is designed for precision grinding and lapping of valve spheres and seats in ball valves.Equipped with two independent grinding stations for simultaneous processing of valve sphere and seat. controlled system with frequency conversion drive for precise speed regulation and stable operation.
DN80-DN300 Double Head Spherical Ball lapping Machine
Yufeng Machinery is a professional Double Head Spherical Ball Grinding Machine DN50-300 manufacturer from China Valve Industry Base, focusing on multi-spindle valve lapping equipment development, supporting precision spherical surface rework, mass valve factory production lines, non-standard multi-head configuration customization and regional distributor cooperation, flexible MOQ and fast delivery.If you need high-precision ball valve lapping and repair equipment for mass valve production, please contact us for full datasheets and factory quotation within 24 hours.

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Russian Customers Visit Wenzhou Yufeng Machinery for Valve Test Bench and Grinding Machine
On October 15, two customers from Russia visited Wenzhou Yufeng Machinery factory. The Russian customers visited our production workshop and praised the clean workshop and neatly arranged production equipment. Customers checked product catalogues, learned details of valve test bench and planetary grinding machine and got on-site quotation. The two parties held in-depth talks on certification, product quality and after-sales service.
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.
Yufeng Valve Pressure Testing Standards and Equipment Selection Guide
Learn international valve pressure testing standards and key factors to choose reliable Yufeng valve test bench. Yufeng valve test bench meets GB/T13927, API598 and EN12266 standards for valve shell and seat leakage test.
YFJX-B Series Heavy Jaw Clamping Hydraulic Test Bench for Medium & Large Straight Flange Valve Manufacturing Batch Inspection
Yufeng YFJX-B series jaw clamping valve test bench includes YFJX-B600 submerged model and YFJX-B1000 integrated model for large bore low pressure valve testing. These two units are supplied to different clients separately, showing our capability to manufacture large valve pressure test equipment for straight flange valves. Compliant with GB/T13927 and API598.
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.
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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China DN700 butterfly valve batch leak detection rig Manufacturer, Factory, Supplier

Related Products

Hot Products

DN700 Dual Station Special Hydraulic Test Bench for Butterfly Valves

DN15-DN300 Dual Station Vertical Hydraulic Press Valve Test Bench

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

Mini Compact Horizontal Hydraulic Top Pressure Valve Test Bench

DN300-600 Variable Frequency Single Seat Ball Lapping Machine

DN80-DN300 Double Head Spherical Ball lapping Machine

Russian Customers Visit Wenzhou Yufeng Machinery for Valve Test Bench and Grinding Machine

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

Yufeng Valve Pressure Testing Standards and Equipment Selection Guide

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

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

Suitable Grinding Equipment Choices for Professional Valve Repair Companies

Clementine 2026-08-06 07:08:13

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Emma 2026-08-05 22:16:40

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