Total 611 products for inline backflow preventer Manufacture & Suppliers

• Medical 10pa 1 Stage Handheld Rotary Vane Vacuum Pump

  

  ... ballast design, for better compatibility with moisture and solvent vapor Check valve to prevent pump oil backflow Different options for gas-taking speed (1L/s, 2L/s & 4L/s) Different options for vacuum conn...

  Chongqing Xincheng Refrigeration Equipment Parts Co., Ltd.

  Chongqing,China

  Verified Supplier

  Add to cart

  Contact Supplier

• Carbon Steel OD 178mm Hole Drilling Manual Tool Lower IBOP

  

  ... down the string but prevents back flow. The valve is opened and closed by spindle 90° rotation using the control key. A special release tool allows the valve to be held open to permit sabbing into position ...

  Xi'an TianRui Petroleum Machinery Equipment Co., Ltd.

  China

  Verified Supplier

  Add to cart

  Contact Supplier

• Type for Float Valve- F and G with subs

  

  API Downhole Drill Pipe Float Valve & Float Valve Sub Product Description Introduction: It also prevents backflow of cuttings from plugging the drill bit jets while making connections. The float valve sub is a ...

  Dongying On-tech Equipment Co., Ltd

  China

  Active Member

  Add to cart

  Contact Supplier

• F type and G type Float Valve and Subs

  

  API Downhole Drill Pipe Float Valve & Float Valve Sub Product Description Introduction: It also prevents backflow of cuttings from plugging the drill bit jets while making connections. The float valve sub is a ...

  Dongying On-tech Equipment Co., Ltd

  China

  Active Member

  Add to cart

  Contact Supplier

• 6" 8" 10" 12" Suction Air Vent Extractor Fan Bathroom Ceiling Exhaust Fan

  

  ... Bathroom Exhaust Ventilation Fan Air Vent Built-in Check Valve Automatic Flip - type upwind flaps to prevent backflow of mosquitoes , dust ,cotton wool , odor ,etc. FEATURES @ Using highly efficient motor m...

  Foshan Nanhai Nanyang Electric Appliance & Motor Co., Ltd.

  Guangdong,China

  Verified Supplier

  Add to cart

  Contact Supplier

• API7-1 Float Valve with Float Valve Sub for oil drilling

  

  ...the bottom of the drill stem. It also prevents backflow of cuttings from plugging the drill bit jets while making connections. Float valve is one of necessary tool for oil drilling, it consists of float ......

  Dongying On-tech Equipment Co., Ltd

  China

  Active Member

  Add to cart

  Contact Supplier

• Float valves and sub

  

  API Downhole Drill Pipe Float Valve & Float Valve Sub Product Description Introduction: It also prevents backflow of cuttings from plugging the drill bit jets while making connections. The float valve sub is a ...

  Dongying On-tech Equipment Co., Ltd

  China

  Active Member

  Add to cart

  Contact Supplier

• Atlas Copco Replacement Screw Air Compressor Spare Parts 2901007200

  

  .... Its function is to cut off the oil supply to the main engine when the air compressor is shut down to prevent lubricating oil from spraying from the main engine port. To avoid oil backflow at the moment of ...

  Qingdao Futai Electromechanical Technology Co. Ltd.

  Shandong,China

  Active Member

  Add to cart

  Contact Supplier

• Float Valve with sub and spare parts

  

  ...o prevents backflow of cuttings from plugging the drill bit jets while making connections. The float valve sub is a bit sub equipped with a float valve. ......

  Dongying On-tech Equipment Co., Ltd

  China

  Active Member

  Add to cart

  Contact Supplier

• DN50 Female Thread Brass Non Return Swing Check Valve 232PSI

  

  DN50 Female Thread Brass Non-Return Swing Check Valve 232PSI Prevent Water Backflow Material: Brass �� Made of high quality brass material, this check valve is durable and sturdy �� This is a check valve that all...

  Yuhuan Success Metal Product Co.,Ltd

  Zhejiang,China

  Active Member

  Add to cart

  Contact Supplier

• Float Valve with sub and spare parts

  

  ...o prevents backflow of cuttings from plugging the drill bit jets while making connections. The float valve sub is a bit sub equipped with a float valve. ......

  Dongying On-tech Equipment Co., Ltd

  China

  Active Member

  Add to cart

  Contact Supplier

• Api6d Full Bore Swing Style Check Valve Bolted Bonnet Cylinder 30" DN750 Cl300 BS1868 ASME B16.34

  

  ... the valve seat; and it is an automatic valve when it is automatically opened or closed by the force generated by the medium flowing within the pipeline. Its major function is to prevent the backflow of the ...

  ZHEJIANG VERVO VALVE CO.,LTD

  Zhejiang,China

  Active Member

  Add to cart

  Contact Supplier

• 1470nm Varicose Vein Removal Machine

  

  ... the blood has to flow upward, against gravity. Consequently, these veins have one-way valves to prevent the blood from backflowing. Over time these valves can fail to close tightly, allowing blood to pool a...

  Qolight Technology Co., Ltd

  Jiangxi,China

  Active Member

  Add to cart

  Contact Supplier

• Slowly Closing 300X Silencing Check Valve Flange End Ductile Iron Leakproof

  

  ... system of high-rise buildings and other water supply systems to prevent medium backflow, water hammer and water hammer. The valve has three functions: electric valve, check valve and water hammer eliminator...

  China • Yuanda Valve Group Co., Ltd.

  Hebei,China

  Active Member

  Add to cart

  Contact Supplier

• WCB Russia Standard Piston Lift Type Check Valve Lightweight Cast Steel

  

  ... power station with working temperature of - 29 ~ 550 ℃ at 6 ~ 10.0MPa, the applicable media are water, oil, steam, etc. Its main function is to prevent medium backflow, reverse rotation...

  China • Yuanda Valve Group Co., Ltd.

  Hebei,China

  Active Member

  Add to cart

  Contact Supplier

• Self Priming Chemical Pump Single Stage Corrosion Resistant Acid Base

  

  ...cool the loop 2. self - priming design. Self - suction capacity is very strong, can reach feet, and check valve design to prevent the backflow of liquid in the pump 3. anti - corrosive, PP = gf cfpp PVDF CPV...

  HongChuang Import&Export (Suzhou)Co., Ltd.

  Jiangsu,China

  Active Member

  Add to cart

  Contact Supplier

• Steam Medium Flanged Swing Check Valve High Pressure 1.6 Mpa

  

  ... of valve body, valve cover, valve disc, rocker and rocker shaft and other parts. The valve disc can automatically prevent fluid backflow. The valve disc of this valve is opened under the action of fluid pre...

  China • Yuanda Valve Group Co., Ltd.

  Hebei,China

  Active Member

  Add to cart

  Contact Supplier

• Cast Iron Dn40 Flanged Swing Check Valve Water Material Medium Temperature

  

  ... is composed of valve body, valve cover, valve disc, rocker and rocker shaft and other parts. The valve disc can automatically prevent fluid backflow. The valve disc of this valve is opened under the action ...

  China • Yuanda Valve Group Co., Ltd.

  Hebei,China

  Active Member

  Add to cart

  Contact Supplier

• Cast Steel Material Flanged Swing Check Valve Size 3 Inch

  

  ... cover, valve disc, rocker and other parts. The valve disc can automatically prevent fluid backflow. The valve disc of the valve is opened under the action of fluid pressure, and the fluid flows from the inl...

  China • Yuanda Valve Group Co., Ltd.

  Hebei,China

  Active Member

  Add to cart

  Contact Supplier

• Size 2" Flanged Swing Check Valve On Pipeline Of Reclaimed Water

  

  ... cover, valve disc, rocker and other parts. The valve disc can automatically prevent fluid backflow. The valve disc of the valve is opened under the action of fluid pressure, and the fluid flows from the inl...

  China • Yuanda Valve Group Co., Ltd.

  Hebei,China

  Active Member

  Add to cart

  Contact Supplier