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Shanghai Rudi Fluid Conveyor Co., Ltd.

Pump, Diaphragm Pump, Pneumatic Diaphragm Pump manufacturer / supplier in China, offering Rd40 Air Operated Diaphragm Pump (SS), Rd 20 PP Water Treatment Chemical Dosing Small Portable Air Diaphragm Pumps, Rd 40 PP Micro Transfer Chemical Corrosion Acid Pneumatic Diaphragm Pump and so on.

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Supplier Homepage Product Metal Diaphragm Pump Rd40 Air Operated Diaphragm Pump (SS)

Rd40 Air Operated Diaphragm Pump (SS)

FOB Price: US $50-1,000 / PCS
Min. Order: 1 PCS
Min. Order FOB Price
1 PCS US $50-1,000/ PCS
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Port: Shanghai, China
Production Capacity: 5000 PCS/Mon
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: RD40 - Stainless steel
  • Power: Pneumatic
  • Function: Self-Priming Type
  • Performance: Fluid Transfer
  • Certificate: ISO9001, CE, Atex, SGS
  • Feature: Eco-Friendly
  • Weight: 29kg
  • Size: 40mm
  • Transport Package: Carton/Wooden Box
  • Origin: China
  • Material: Stainless Steel
  • Valve Body Type: Diaphragm
  • Diaphragm Material: Viton
  • Product Name: Rd40 Air Operated Diaphragm Pump (Ss)
  • Flow Rate: 446 Lpm
  • Warranty: 1 Year Warranty (Except Wearing Parts)
  • Model: Rd40
  • Trademark: RD/RW
  • Specification: ISO9001
  • HS Code: 8413501090
Product Description
Diaphragm Pump Advantage:
1. Easy to install.
2. Easy maintenance - directly on line without dismantling the pump.
3. Quick start, strong self-suction capability.
4. Center body and sealing parts are imported from USA.
5. Center body is treated with anodizing, to well resist oxidation and tough environment.
6. Able to be connected with solenoid valve to realize remote control.
7. Lube free
8. No crash

Diaphragm pump
Exported to more than 30 countries and regions, including Southeast Asia, the Middle East, Europe and United States, ect., already has been granted 35 patents.

Diaphragm pump Certificate:
CE, BV, SGS, CCS, ISO9001, vessel CCS

After sales service:
15-years guarantee for structural parts of certer body, 1-year guarantee for the whole pump

Diaphragm pump Application area:
Chemical Industry; Coating Industry; Painting Industry; Dye Industry; Pigment and Textile Chemical Industry; Food Industry; Water treatment Industry; Petroleum Industry; Environmental protection Industry; Pharmaceutical IndustryRd40 Air Operated Diaphragm Pump (SS)
Max Working Pressure120 psi(0.84 Mpa,8.4bar)
Max Flow Rate118 gpm (446 lpm)
Max Reciprocating Speed200 cpm
Max Suction Height (Dry Sucking)5m
Max Permitted Grain0.2 in(5mm)
Max Air Consumption80 scfm (40L/s)
Air Inlet Size1/2 in.npt(f)
Air Outlet Size1/2 in.npt(f)
Fluid Inlet Size1-1/2 in.
Fluid Outlet Size1-1/2 in.
WeightAL pump 16kg; SST  29kg

Packing & Shipping
Rd40 Air Operated Diaphragm Pump (SS)

Our service 

* All of the enquiry will be replied within 24 working hours<o:p>

* Professional pump producer, with design team.<o:p>

* All of the goods are packed with standard export wooden case (non-fumigation)<o:p>

* Fast after-service

Company Introduction
RUDI pump (Shanghai Rudi Fluid Conveyor Co., Ltd. ) is a professional manufacturer of air operated diaphragm pump, with over 20-year manufacturing experience in this field. The company has two production bases, three branch offices, and approx. 120 employees in total, among which there are more than 30 engineers. 

Our pumps have achieved more than 30 patents, CE, ISO9001, SGS certificates. Thanks to the reliable quality, we have won big appraise from our clients all these years. 

The air operated diaphragm pumps manufactured by RUDI use compressed air as power source, and it is the most advanced type of diaphragm pumps in market for the moment. It adopts three-way air pilot valve to achieve real no dead stop and faster reversing. Compared with other traditional domestic pumps, it has larger flow rate, more stable operation, and smaller pulsation. It is widely applied in waste water treatment, chemical industry, petrochemical industry, painting, ceramics, environmental protection, printing and dyeing, etc. to deal with all kinds of corrosive, volatile, flammable, poisonous fluids with particles and high viscosity. 

We have the following materials available, and our engineers will select the most suitable and economical material for you according to your specific working conditions. 

Wetted parts material: PP, PVDF, Acetal, Aluminum alloy, Ductile iron, stainless steel, etc. 

Diaphragm material: Teflon, Santoprene, Viton, Hytrel, Buna-N, etc. 

Available inlet/outlet size: 1/4", 3/8", 1/2", 3/4", 1", 1-1/2", 2", 3"

Connection type: 
-Threaded connection: Plastic pumps from 1/4" to 1-1/2", and all metal pumps. 
-Fanged connection: Plastic pumps from 1/2" to 3".
Rd40 Air Operated Diaphragm Pump (SS)

1. Q: What is MOQ?

     A: 1pc for regular product. Samples are available and sample cost can be deducted from future orders.

2. Q: What's the payment?

    A: D/P, T/T, Western Union , please confirm with us with exact order.


3. Q: What is the delivery time?

    A: Depend on the quantity.


4. Q: What about package?

    A: Cartons with foam inside & wooden case.


5. Q: How are the products delivered to us?

    A: By International express.


6. Q: How long is the warranty?

A: 15 years warranty for air motor, 5 years for pump body.


7. Q: Whether the products can be made of different standard?

    A: Of course yes. We could produce product according to custom need.

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