Knife Gate Valve, Ball Valve, Forged Steel Valve manufacturer / supplier in China, offering API/DIN/JIS 10K 150lb Pn16 304 Wcb Cast Steel Non Return Lift Swing Check Valve for Water Control, DIN/ANSI 304 316 6000psi High-Pressure Stainless Steel Female NPT Needle Valve for Flow Control, ANSI/API/DIN/JIS 300lb 150lb 10K Wcb Strainless Steel Carbon Steel 304 Flange Basket Strainer Filter and so on.