
Mss Sp-81 Ss316 Wafer&Fully Lugged Knife Gate Valve. MSS SP-81 Compliance: Manufactured and tested strictly according to MSS SP-81 standards for quality assurance. Versatile Applications: Ideal for pulp & paper, sewage, chemical, food processing, and petrochemical industries. Flexible Customization: Supports OEM/ODM services with customization from samples, designs, or full customization. Robust Construction: Features a rugged one-piece body, blow-out proof knife, and lapped seal for tight closure. Multiple Actuation: Operable via handwheel, chain wheel, or air-operated pneumatic cylinder for convenience. Certified Quality: Holds ISO 9001, DNV, and CE certifications with EN 10204 3.1 inspection certificates. Fast Delivery: Standard delivery within 30-35 days; peak/off-season lead time within 15 workdays.