Zhejiang Shuiyou Pipeline Valve Co., Ltd.

Company Profile

Zhejiang Shuyou Pipeline Valves Co., Ltd. is one of the well-known professional suppliers of engineering plastic pipeline systems in China. The company specializes in manufacturing and selling: UPVC pipelines; ABS pipelines; PP-H pipelines; CPVC pipelines, as well as industrial and civil pipeline adhesives. It also undertakes the processing of plastic non-standard pipelines and accessories, as well as the installation of plastic pipelines.Zhejiang Shuyou Pipeline Valves Co., Ltd. has always regarded the interests of customers as the foundation for the company's development.

• 
  UPVC PIPE

  The national standard name is "Hard Polyvinyl Chloride (PVC-U)", which is made from high-purity PVC resin. No plasticizers are added throughout the process. It is extruded with environmental-friendly stabilizers and impact-modifying agents to form rigid anti-corrosion pipes. It is divided into three major categories: UPVC water supply pipes, UPVC building drainage pipes, and UPVC industrial and chemical pipes. It is also equipped with complete pipe fittings such as elbows, tees, valves, and flanges of the same material. The entire piping system has the same material and performance matching.
• 
  UPVC BALL VALVE

  The industry standard name for UPVC union ball valves is "UPVC Double-End Ball Valve". The valve body is made of unplasticized rigid polyvinyl chloride UPVC and is injection-molded as a single piece. Both ends are equipped with detachable union nuts (union joints). It is paired with a PTFE seat and an EPDM sealing O-ring. The pipe connection is achieved by rotating the 90° ball. It is a dedicated cutting valve for UPVC piping systems. It is available in two standard types: manual and electric/air-powered automatic models. The main connection method is by socket glue bonding, and an internal thread interface is also an option.
• 
  UPVC TEE

  UPVC three-way fittings are pipe diversion accessories made by one-piece injection molding from unplasticized rigid polyvinyl chloride (PVC-U). They are divided into equal-diameter three-way fittings, unequal-diameter three-way fittings, parallel-flow three-way fittings, and inclined three-way fittings. They are used to branch off the main pipe into sub-pipes, achieving fluid diversion and convergence, and are compatible with the complete UPVC pipe material pipeline system. They can be installed by adhesive bonding.
• 
  UPVC ELBOW

  UPVC elbows are integral injection-molded pipe turning fittings made of unplasticized rigid polyvinyl chloride. They change the direction of the pipeline by bending and are the basic connection components of the UPVC pipeline system. The mainstream specifications include 90° right-angle elbows and 45° slanted elbows. There are also 22.5° and 11.25° small-angle elbows, which are suitable for all series of UPVC pipes for water supply, drainage, and chemical industries.
• 
  UPVC FLANGE

  UPVC flange is a detachable connection component made of hard unplasticized polyvinyl chloride through one-piece injection molding. It is used in combination with flange discs and bolt gaskets of the same material. It is mainly used for connecting pipe materials with valves, water pumps, and equipment interfaces, facilitating later disassembly and maintenance. It is a special matching pipe fitting for UPVC chemical and water supply and drainage pipelines, and is classified as a common pipe accessory.
• 
  UPVC concentric reducer

  The UPVC adapter, also known as an adapter with different diameters or a variable diameter joint, is made by a single-piece injection molding of non-plasticized rigid polyvinyl chloride UPVC. The diameters at both ends are different, and it is used to connect two UPVC pipes with different outer diameters, achieving a gradual transition in pipe diameters. It belongs to a basic pipe connection accessory.
• 
  UPVC 45°ELBOW

  UPVC 45° Elbow (PVC-U 45 Degree Elbow), made by one-piece injection molding of non-plasticized rigid polyvinyl chloride, with a bending angle of 45°, smoothly changing the direction of the pipeline. It is a basic pipe connection accessory, compatible with the same series of UPVC pipes, and installed by glue bonding.
• 
  UPVC UNION

  The UPVC adapter is also known as the plug adapter. It adopts a hard, unplasticized polyvinyl chloride UPVC injection assembly structure, consisting of two end threaded cores, an adapter nut, and an intermediate sealing gasket. There is no need to cut the pipeline to quickly disassemble and assemble the pipeline. It is used for the detachable connection of two sections of UPVC pipes and belongs to a general pipe connection fitting.
• 
• 
  UPVC diaphragm valve

  The UPVC diaphragm valve is a type of corrosion-resistant valve made of unplasticized rigid polyvinyl chloride (PVC-U) as the valve body. It uses a flexible diaphragm to separate the medium from the operating mechanism, enabling the control of pipeline opening and closing as well as flow regulation. The medium only comes into contact with the valve body and the diaphragm, while the valve stem and the upper cover do not come into contact with the fluid at all, eliminating the risk of leakage. It is a core control valve for chemical corrosion pipelines.
• 
• 
  UPVC handle butterfly valve

  UPVC handle butterfly valve (PVC-U Manual Wafer Butterfly Valve), the valve body and the butterfly plate are integrally molded by injection molding of non-stretched hard polyvinyl chloride UPVC. It is equipped with a manual operation handle. The pipe flow is cut off and regulated by the 90° rotating butterfly plate. It is a kind of anti-corrosion plastic valve. The mainstream structure is the flange type, and there is also a flange model. It is suitable for the entire set of UPVC anti-corrosion piping system.
• 
• 
• 
• 
• 
  UPVC four-way junction

  UPVC Four-way (PVC-U Cross), made by one-piece injection molding of non-plasticized rigid polyvinyl chloride, with a four-way connecting structure, capable of achieving four-way diversion / confluence of the pipeline. It is a basic pipe connection accessory and is used in conjunction with UPVC pipe material glue for bonding.
• 
• 
  UPVC turbine butterfly valve

  UPVC Worm Gear Butterfly Valve (PVC-U), the valve body and the butterfly plate are made of hard unplasticized polyvinyl chloride UPVC through injection molding. It is equipped with a worm gear reduction drive mechanism. By rotating the handwheel, the butterfly plate can be opened or closed by 90°, allowing for precise regulation of the pipeline flow rate. It is a large-diameter anti-corrosion plastic valve.
• 
• 
• 
  UPVC joint

  UPVC straight pipe, also known as PVC-U direct or pipe clamp, is made by a single injection molding process of unplasticized rigid polyvinyl chloride. It has the same socket and plug interface at both ends and is used for the straight connection of two sections of UPVC pipes with the same diameter. It is the most basic connecting component for piping systems, and it is sealed by the special glue for UPVC.
• 
• 
• 
  UPVC Venturi

  UPVC Venturi is also known as Venturi jet nozzle, fertilizer dispenser, water injector. It is made by one-piece injection molding of unplasticized rigid polyvinyl chloride. It operates based on the Venturi negative pressure effect: the water flow passes through the constricted section at the throat, resulting in an increase in flow velocity and the formation of negative pressure. It automatically sucks in chemicals, fertilizers, ozone / air, achieving automatic mixing of gas and liquid, liquid and liquid. It is a dedicated mixing and injection accessory for pipes. It has no moving mechanical parts and does not require power drive.
• 
• 
• 
  UPVC water tank fitting

  The UPVC water tank connector is also known as water tank flange, water tank through plate connector, bucket connector. It is a one-piece injection-molded pipe fitting made of unplasticized hard polyvinyl chloride, used for plastic water tanks, medicine storage tanks, dosing tanks, and holes drilled in the walls of fish ponds to pass through pipelines, to achieve a sealed connection between the tank body and the UPVC pipe.
• 
  upvc clear pipe

  UPVC transparent pipe is a non-plasticized rigid transparent polyvinyl chloride extruded pressure pipe. It is fully transparent and visible throughout, compatible with conventional UPVC pipe fittings and adhesives for bonding. It is a special pipe material for visual monitoring of pipelines, allowing for direct observation of fluid, impurities, bubbles, crystallization, and blockage conditions within the pipe.
• 
  upvc clear tee

  UPVC transparent tee (Clear PVC-U Tee), made through a single-piece precision injection molding of high transparency, non-hydraulic-modified rigid polyvinyl chloride, is divided into two types: equal-diameter transparent tee and unequal-diameter variable-diameter transparent tee. The three-way socket structure realizes the diversion and confluence of fluid in the pipeline. The entire body is highly transparent, allowing for real-time observation of the medium, impurities, bubbles, and the sealing and bonding status inside the pipe. It is a specialized pipe fitting for visual monitoring of pipelines and can be used in conjunction with the same series of UPVC transparent pipes and transparent elbows with glue for bonding.
• 
  upvc clear elbow

  UPVC transparent elbow (Clear PVC-U Elbow), made by one-piece injection molding of high transparency, non-hydrated rigid polyvinyl chloride. Main specifications are 90° and 45° angles. It is used for turning the transparent UPVC pipeline. The entire body is transparent, allowing for direct observation of the fluid, impurities, bubbles and leakage inside the pipe. It is compatible with the complete set of bonding accessories for transparent UPVC pipes.
• 
  upvc clear 45°elbow

  UPVC transparent elbow (Clear PVC-U Elbow), made by one-piece injection molding of high transparency, non-hydrated rigid polyvinyl chloride. Main specifications are 90° and 45° angles. It is used for turning the transparent UPVC pipeline. The entire body is transparent, allowing for direct observation of the fluid, impurities, bubbles and leakage inside the pipe. It is compatible with the complete set of bonding accessories for transparent UPVC pipes.
• 
  upvc clear flange

  UPVC transparent flange (Clear PVC-U Flange), made by one-piece injection molding of high transparency, non-stretched hard polyvinyl chloride, is divided into two structures: transparent sleeve flange (separate flange) and transparent one-piece flange; it consists of transparent socket core, transparent flange disc, and EPDM sealing gasket, and is used for detachable connection between transparent UPVC pipelines and valves, pumps, and equipment. The entire pipeline is transparent, allowing for direct observation of medium flow, leakage, and crystalline impurities at the interface, making it a special pipe fitting for visualized anti-corrosion pipelines.
• 
  upvc clear ball valve

  UPVC transparent union ball valve (Clear PVC-U True Union Ball Valve), the valve body, union core and ball core are injection-molded from high transparency non-stretched hard polyvinyl chloride. The two ends are separated and fitted with a split sleeve with a locking structure, and are equipped with a manual switch handle. The entire body is transparent, allowing for direct observation of the internal medium, impurities and liquid level. The pipe connection is achieved by the 90° rotation of the spherical valve core. It is a visual anti-corrosion control valve that can be fully matched with transparent UPVC pipes and transparent pipe fittings for bonding and installation.
• 
  upvc clear Four-way connection

  UPVC Transparent Cross (Clear PVC-U Cross), made through a single injection molding process of high transparency, non-stretched hard polyvinyl chloride, featuring a four-way socket connection structure, enabling the diversion and confluence of four pipelines; the entire body is highly transparent, allowing for direct observation of internal fluids, sediment, bubbles, and crystals. It is a specialized pipe fitting for visual monitoring of pipelines and can be bonded with transparent UPVC pipes, transparent elbows, and three-way fittings using compatible adhesives.
• 
  PPR cold and hot water pipes

  PPR 全称无规共聚聚丙烯管（三型聚丙烯管），以食品级 PPR 粒子挤出成型，配套全套同材质管件，是家装、工程室内冷热水输送主流给水管道
• 
  PPR outer thread

  The PPR external thread connector has one end as a PPR plastic socket (for hot-melt connection of PPR pipes), and the other end is a metal external thread. It is specifically designed to achieve the connection between PPR plastic pipes and metal fittings with internal threads or metal hoses, and is a necessary conversion pipe fitting for waterway installation.
• 
  PPR FLANGE

  Connecting flange type water pumps, butterfly valves, large equipment, main pipelines. Removable industrial / engineering pipeline special product
• 
  PPR Direct access

  PPR direct connection, also known as PPR direct, both ends are PPR plastic sockets, using hot melt welding. It is used for straight connection between two sections of PPR pipes of the same diameter. It is the most basic pipe fitting for water supply systems.
• 
  PPR inner tube three-way connector

  The two connectors are pure PPR interfaces (heat fusion butt PPR pipes), with internal brass threads in the middle branch, and are formed by one-piece injection molding. There are also three-way connectors with equal diameters, and the commonly used sizes for home decoration are 4-inch and 6-inch internal threads.
• 
  PPR inner tube elbow

  One end is a PPR plastic socket (heat fusion butt joint PPR pipe), with a 90° angle; the other end has an embedded thickened brass internal thread, which is injection-molded as one piece; the mainstream socket specifications for home decoration are 1/2" (4/4) and 3/4" (6/4).
• 
  PPR TEE

  通体纯 PPR 原料一体注塑成型，三个端口规格一致，全部为热熔承插口，无金属螺纹。
• 
  PPR ELBOW

  The entire product is made through a single injection molding process of food-grade PPR. There are two heat-melt socket connections of the same specification, forming a 90-degree right angle, without metal threads. There is also a 45-degree elbow of the same series.
• 
  PPR stop valve

  The main body of the valve is made of PPR material, and both ends have heat-melt socket connections that are compatible with PPR water pipes; the internal valve core and valve stem adopt a brass sealing structure, with a handwheel switch on the top, and are formed by one-piece injection molding. There are standard specifications such as 20/25/32 diameters.