Ball, Gate, Butterfly, Control Valve Services

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• ADVANTAGE INTRODUCTION

Production Control System

We operate a closed-loop production system integrating R&D, investment casting and precision testing. Standardized full-process control ensures reliable dimensional precision, material performance and surface quality of all castings.

Innovative R&D & Precision Casting Process

1.Innovative R&D
·Technical Team ·Drawing Design
2. Investment Casting Procedures
·Wax Pattern Making ·Wax Pattern Repairing ·Wax Assembly
·Shell Mould Making ·Drying ·Dewaxing
·Melting & Smelting ·Pouring & Casting ·Material Inspection
·Surface Treatment ·Heat Treatment ·Pickling

Laboratory Precision Testing

Wall Thickness Test

·Surface Roughness Test

·CMM Dimensional Measurement

Full-Process Quality Management

We adopt four-tier inspection mechanism to control quality throughout production.
1. Casting Inspection: Chemical composition analysis, tensile & impact test, metallographic analysis
2. Incoming QC: Inspection for castings and accessories
3. In-process QC: Machining inspection, assembly inspection, stress testing
4. Final Inspection: Comprehensive finished product delivery inspection

Mechanical & Material Testing Instruments

Precision instruments for material composition and mechanical property verification.

·Spectrometer ·Tensile Testing Machine

·Impact Testing Machine ·Burst Test Machine

·Ultrasonic Thickness Gauge ·Coordinate Measuring Machine (CMM)

Environmental & Metallographic Precision Tester

Professional equipment for hardness, temperature resistance and microstructure analysis.
·Rockwell Hardness Tester ·High-precision Leeb Hardness Tester

·High& Low Temperature Test Chamber

·Helium Mass Spectrometer Leak Detector

·Metallographic Microscope Tester