Ball Valve, Needle Valve, Check Valve manufacturer / supplier in China, offering Reducing Bushing NPT Bsp BSPT Thread Pipe Fitting 1/8 1/4 3/8 3/4 Inch Adapter Stainless Steel 3000psig Connector, 304 Stainless Steel High-Pressure Thickened Bushing PT Inner and Outer Wire Small Bushing 1/2 Inches Variable Diameter Bushing, 304 Stainless Steel High-Pressure Core Inner and Outer Wire Variable Diameter Direct Conversion Joint 4-Point Transformer 6-Point Oil Pipe Core Bushing and so on.