Precision Stainless Steel Fluid Control Components Built for Global Industry Leaders

Wenzhou Ruirui Stainless Steel Co., Ltd. (RR STEEL) is a premier integrated manufacturer specializing in high-precision sanitary and industrial fluid control components. Driven by an impressive daily capacity of 30,000+ AI/Data Center Liquid Cooling (CDU) adaptors and precision fittings machined to tolerances within ±0.002 mm, RR STEEL sets the benchmark for zero-leakage fluid handling infrastructure.

Precision CNC Machining CapacityEquipped with over 120 advanced CNC machining units and specialized inspection workstations, we deliver an annual output exceeding 4,000 tons. Our high-precision engineering ensures optimal performance for mission-critical liquid cooling systems and hygienic piping assemblies.

Data Center Liquid Cooling InfrastructureWe manufacture custom engineered components specifically for Data Center Liquid Cooling distribution units (CDUs), secondary loops, cold plate interfaces, and server rack manifolds. Our high-purity stainless steel tri-clamps, quick-disconnect adaptors, and custom fittings are built to guarantee zero-leakage operations under high thermal workloads.

Hygienic & Process Industry StandardsWe serve global engineering contractors, system integrators, OEM manufacturers, and stocking distributors across food & beverage, dairy, brewing, biopharmaceuticals, and cosmetics. Our product range includes premium sanitary valves, tri-clamps, unions, and custom fabrications meeting ASME-BPE, 3-A, ISO, DIN, and IDF standards.

Uncompromising Quality AssuranceFrom raw material sourcing to final dispatch, every item reflects our commitment to quality. We conduct 100% Positive Material Identification (PMI) testing on SS316L items, rigorous pressure testing, and provide full Material Test Report (MTR) heat-number traceability to streamline your global supply chain.