4" Corrosion Resistant Needle Valves for Chemical Processing Corrosion Resistant needle valves for 4" applications Typical Lifespan: 10,000-50,000 hours This Part in Other Industries Aerospace Automotive Manufacturing Food & Beverage Marine Mining Oil & Gas Pharmaceutical Power Generation Pulp & Paper Steel & Metals Water & Wastewater Related Resources View All Needle Valves More Needle Valves for Chemical Processing