Wenzhou Shuangneng Valve Co., Ltd., a trusted stainless steel flange and pipe fittings manufacturer in China, meticulously crafts industrial-grade flanges through a 7-step ASME-certified process. Combining advanced CNC machining, precision heat treatment, and rigorous NDT testing, their flanges ensure leak-proof performance in extreme environments like oil refineries and desalination plants.
Wenzhou Shuangneng warns against low-quality flanges causing leaks, explosions, and costly downtime. As a certified stainless steel flange fittings manufacturer, we ensure ASME B16.5-compliant products with PMI testing, Ra≤3.2μm surfaces, and 25+ year lifespans.
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