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High Quality Ball Check Valve - Swing Check Valve – Nortech
Product Detail: What is Swing Check Valve ? Swing Check Valve is mounted with a disc that swings on a hinge or shaft. The disc swings off the seat to allow forward flow and when the flow is stopped, the disc swings back onto the seat to block reverse flow. The weight of the disc and the return flow has an impact on the shut-off characteristics of the valve. Swing check valves with lever and weight or lever and spring. Swing Check Valve Technical Specifications Our advantages of Swing Check V... -
Manufacturer of Pipe Dismantling Joint - Spiral Wounded Gasket – Nortech
Product Detail: What is Spiral Wounded Gasket? Spiral Wounded Gasket consists of v-shape or w-shape metal strip and within non-metallic filler spiraling and welding. According to the various of flanges , it can be within or without inner and outer rings. It can meeting the most exacting conditions of both temperature and pressure and against virtually known corrosive and toxic media. Spiral wound gaskets has been widely applied in the field of heat exchange, exhaust, Nuclear, HDLE, ... -
100% Original Lift Check Valve 800lbs - Lift Check Valve – Nortech
Product Detail: What is Lift Check Valve ? Lift Check Valve is designed to prevent the reversal of flow in a piping system. These valves are activated by the flowing material in the pipeline.The pressure of the fluid passing through the system opens the valve, while any reversal of flow will close the valve. Closure is accomplished by the weight of the check mechanism, by back pressure, by a spring, or by a combination of these means. The general types of check valves are swing, tilting-disk,... -
Hot Sale for Double Expansion Joint - Rubber Expansion Joint Twin Sphere – Nortech
Product Detail: What is Rubber Expansion Joint Twin Sphere? Rubber Expansion Joint Twin Sphere is a flexible connector consisting of natural or synthetic elastomers, fabric and when necessary metallic reinforcements. They are designed to absorb the vibration on the pipeline and noises. Various rubber materials are choosed according to the fluid type and service condition. Rubber Expansion Joint Twin Sphere Technical Specifications Type 1:Single sphere flanged expansion joints.... -
Hot sale Factory Ball Valve Jis 10k - Floating Ball Valve – Nortech
Product Detail: What is Floating Ball Valve ? A Floating Ball Valve uses a rotating ball and a stem that provide on/off flow control. When the valve is positioned where the bore is aligned in the same direction as the pipeline, it is in the open position, and fluid can pass downstream. Nortech Floating ball valve is a new product manufactured by transformation the common valve and adoption of the up-to-date international standard. Floating Ball Valve Technical Specifications Nominal diamet... -
New Arrival China Cold Water Balancing Valve - Static Balancing Valve – Nortech
Product Detail: What is Static Balancing Valve ? Static Balancing Valve also known as balancing valves, manual balancing valves, digital lock balancing valves, double-position regulating valves, are used to solve the problem of branch pressure differential balance in pipeline design ball. Static Balancing Valve make it possible to introduce appropriate pressure drops so that each branch of the hydraulic circuit has the required design flow rate. They are equipped with suitable pres... -
High reputation Elastomeric Expansion Joint - Rubber Expansion Joint Twin Sphere – Nortech
Product Detail: What is Rubber Expansion Joint Twin Sphere? Rubber Expansion Joint Twin Sphere is a flexible connector consisting of natural or synthetic elastomers, fabric and when necessary metallic reinforcements. They are designed to absorb the vibration on the pipeline and noises. Various rubber materials are choosed according to the fluid type and service condition. Rubber Expansion Joint Twin Sphere Technical Specifications Type 1:Single sphere flanged expansion joints.... -
Super Lowest Price Motorized Globe Valve - Forged Steel Globe Valve – Nortech
Product Detail: What is Forged Steel Globe Valve? Forged Steel Globe Valve is the most widely used valve. It is so popular because the friction between the sealing surfaces during opening and closing is small, it is more durable, the opening height is not large, the manufacturing is easy, and the maintenance is convenient. Nortech Forged Steel Globe Valve is available in two bonnet designs. The first design is the Bolted Bonnet, with male-female joint, spiral wound gasket, made in F316L/gra... -
Cheap PriceList for Plug Valve Suppliers - Soft Sealing Sleeve Plug Valve – Nortech
Product Detail: What is Soft Sealing Sleeve Plug Valve ? Soft Sealing Sleeve Plug Valve applicable to the cutting and connection of pipelines medium that are used in various industries such as petroleum,chemical industry, pharmacy, chemical fertilizer, power industry etc under nominal pressure of PN1.6-16MP ,and working temperatures of -20~180°C Soft Sealing Sleeve Plug Valve Technical Specifications 1)ANSI Series Nominal Size Range: NPS 1/2” ~ 14” Pressure Rating: Class 150LB... -
High Quality for Parallel Seat Gate Valve - Metal Seat Cast Iron Gate Valve – Nortech
Product Detail: What is Metal Seat Cast Iron Gate Valve ? Metal Seat Cast Iron Gate Valve is an open/close a gate, direction and perpendicular to the direction of flow of the gate valve can only be fully open and close, unwell door parameter varies, usually for 5 °, medium temperature is not high for 2 ° 52 ‘.To improve its technology, to make up for the sealing surface Angle deviation in the processing process, this kind of ram is called elastic ram. Metal Seat Cast Iron G... -
Big discounting Big Gate Valve - Bellow Seal Gate Valve – Nortech
Product Detail: What is Bellow Seal Gate Valve? Bellow Seal Gate Valve is operated as an obstruction between fluids and the air. At the same time, the valve can prevent fluids leaking to the air and guarantee zero leakage of pipelines. The bottom of bellows is welded to the valve stem of the bellow seal globe valve to avoid process fluids eroding the valve stem. Bellow Seal Gate Valve Technical Specifications NORTECH advantages of Bellow Seal Gate Valve What is the Static Balancing Valve used... -
2020 China New Design 1000psi Floating Ball Valve - Metal Seated Ball Valve – Nortech
Product Detail: What is Metal Seated Ball Valve ? Metal to metal seat ball valve owns not only various advantages of common industrial ball valves,but also particular and outstanding characteristics in heat-durability,especially when soft seal could not be used,such as in pipeline delivery of medium with high friction dust,slurry,and solid foreign matters mixture. The seat is of stainless copper body with stellite alloy pile-up welding.The ball is of stainless copper body,with three surface t...
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