Based in Yongjia, Wenzhou, Zhejiang NTK Valve Co., Ltd. designs and manufactures ball valves and industrial valves, with technical support for product selection and supply.
Focused on ball valves.
Built for industrial flow control.
Zhejiang NTK Valve Co., Ltd. is an industrial valve manufacturer based in Yongjia, Wenzhou, Zhejiang, China, with ball valves at the core of its product range. NTK brings together product design, machining, assembly and inspection to supply ball valves, cast and forged steel industrial valves, and related technical support.
Our portfolio includes floating, trunnion-mounted, top-entry and metal-seated ball valves, complemented by gate, globe and check valves. Body materials, seat construction, bore and operation are selected to suit the medium, pressure, temperature and piping connections. We also work with customer drawings and specific technical requirements to develop suitable product configurations.
Explore our valve rangeBall valve configurations include unibody, two-piece, three-piece and top-entry designs, with soft or metal seats and lever, gear, pneumatic or electric operation. Cast and forged steel gate, globe and check valves complement the range for different piping requirements.
Material and drawing requirements are carried through incoming inspection, machining, assembly and testing. Incoming inspection reports, welding and assembly records, and nonconformity reviews support control between operations, including corrective work and reinspection where required.
Shell, seat and other inspections are arranged according to valve type and contract requirements. Identification, protection and packaging are checked before delivery, together with product conformity documents, quality certificates and agreed technical records. Test scope and acceptance criteria are defined during the order review.
Share the medium, size, pressure class, temperature and quantity so we can support valve selection and quotation.
NTK focuses on ball valves, complemented by gate, globe and check valve families. Materials, construction, actuation and inspection requirements are defined for the application and carried through design and manufacturing, supported by process checks and delivery documentation.
From product selection and manufacturing to inspection and delivery, we translate customer requirements into valve configurations and technical documents. Materials, construction, operation and documentation are agreed around the service conditions and project specifications, supported by direct technical communication throughout the order.
