Spring-energized seals are essentially lip seals, or U-cups, comprised of high-performance elastomers-typically polytetrafluoroethylene (PTFE). Spring Energized Seal,Spring Energized PTFE Seal,PTFE Spring Energized Rod Seal,Spring Loaded Rod Seal LIAONING HUARI NEW MATERIALS CO., LTD. , https://www.ptfebush.com
Multistage boiler feed water Stainless Steel Centrifugal Pump
1.Multi-stage Pump Introduction:
QD, QDG series Horizontal Boiler Feed Water Pump.High Pressure Multistage Pump
Description: QD, QDG series centrifugal multistage pumps and QDL series vertical multistage centrifugal pumps are multiple single stage impeller combined together makes head high.Â
They are used for pure water and liquids with concentration less than 1%, particles smaller than 0.1mm, or liquids similar to water in physico-chemical property. QD series pump's medium temperature can not exceed 80ºC, QDG series can not exceed 150ºC. Head: 76-1080m, flow rate: 3-600m3/h.Â
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We can use different materials of HT200, QT500, ZG500 stainless steel etc by different medium.
1) Easy installation and move;
2) Pump body support by anchor assure the stable structure and maximum resistance off-center and distortion caused by line load;
3) No overload design, make sure performance operate stably;
4) Adopt national standard hydraulic model make sure high operation efficiency and good anti-cavitation performance;
5) Packing seal and mechanical seal are available.  Â
Â
2.range of application (pressure of inlet&outlet under 0.6MPa)
Suitalbe for mine, city Water Supply and Sewerage Engineering
Transfer watery liquid medium, without solid particle, temperature under 80°C
Suitable for boiler water feed or deliver medium similar with hot water, without solid particle, temperature below 105°C Suitable for stain steel, mine, sewage transferring process.
Transfer mine water with solid partical content under 1.5% or similar sewage, temperature under 80°C
Suitable for transferring Corrosive liquid without solid partical, temperature between -20°C~105°C
Suitable for transferring Oil and petroleum products without solid partical, temperature between -20°C~150°C, viscosity under 120cSt
Applications List
Air-conditioning systemÂ
Cooling systemÂ
Industrial cleaningÂ
Water treatment(Water purification)Â
AquicultureÂ
Fertilizing / metering systemÂ
Environmental applicationÂ
Other special applicationsÂ
 3.Technical SpecificationsÂ
Type
QD(G)
Capacity (m3/h)
120-1100
Head (m)
967-2500
Speed (r/min)
2980-5410
Eff.(%)
68-86
NPSHr (m)
4.5-23.5
Power (kw)
710-8000
Â
4.Feature
1, Easy maintenance: vertical pipeline structure, inlet & outlet at the same level, can be installed in any position and any direction, it is very easy whatever maintenance or installation.
2, No water pollution: the keyflow passage components are made of stainless steel after stamping, which has good characteristics of light weight, clean, health, it is a perfect water pump of environmental protection, energy-saving.
3, low operating cost, the main flow passage components are made of stainless steel after stamping, smooth flow passage components, which has good characteristics of high efficiency, less loss, low rate of failure, longer service life
4, motor: the Aluminum Alloy motor has good characteristics of light weight, small volume, good heat dissipation, good appearance, longer service life, high efficiency and low noise, etc.
Â
5.Advantages
Over 20 years experience in pumps
Wear resistant material
Specialized Test Equipment
Anti-rust treatment casting
 6. FAQÂ
Q1. Are you a manufacturer?
Yes, we have been in centrifugal pumps manufacturing and marketing industry over 32 years.
Â
Q2. What markets do your pumps export to?
Europe, North & South America, South-East Asia, Africa, Oceanica, Middle East countries. Our overseas agent in Italy, Russia, America and Africa are gradually improving.
Â
Q3. What information should I let you know if I want to get a quotation?
Please let us know the pump capacity, head, medium, operation situation, quantity, etc. As much as your provide, the precision and accurate model selection.
Â
Q4. Is it available to print our own brand on the pump?
Totally acceptable as international rules.
Â
Q5. How can I get the price of your pump?
You can connect with us through any of the following contact information. Our personalized service person will respond you within 24 hours.
 
Contact information
Welcome your inquiry about our multistage pump!
Multistage boiler feed water Stainless Steel Centrifugal Pump
1.Multi-stage Pump Introduction:
QD, QDG series Horizontal Boiler Feed Water Pump.High Pressure Multistage Pump
Description: QD, QDG series centrifugal multistage pumps and QDL series vertical multistage centrifugal pumps are multiple single stage impeller combined together makes head high.Â
They are used for pure water and liquids with concentration less than 1%, particles smaller than 0.1mm, or liquids similar to water in physico-chemical property. QD series pump's medium temperature can not exceed 80ºC, QDG series can not exceed 150ºC. Head: 76-1080m, flow rate: 3-600m3/h.Â
Â
We can use different materials of HT200, QT500, ZG500 stainless steel etc by different medium.
1) Easy installation and move;
2) Pump body support by anchor assure the stable structure and maximum resistance off-center and distortion caused by line load;
3) No overload design, make sure performance operate stably;
4) Adopt national standard hydraulic model make sure high operation efficiency and good anti-cavitation performance;
5) Packing seal and mechanical seal are available.  Â
Â
2.range of application (pressure of inlet&outlet under 0.6MPa)
Suitalbe for mine, city Water Supply and Sewerage Engineering
Transfer watery liquid medium, without solid particle, temperature under 80°C
Suitable for boiler water feed or deliver medium similar with hot water, without solid particle, temperature below 105°C Suitable for stain steel, mine, sewage transferring process.
Transfer mine water with solid partical content under 1.5% or similar sewage, temperature under 80°C
Suitable for transferring Corrosive liquid without solid partical, temperature between -20°C~105°C
Suitable for transferring Oil and petroleum products without solid partical, temperature between -20°C~150°C, viscosity under 120cSt
Applications List
Air-conditioning systemÂ
Cooling systemÂ
Industrial cleaningÂ
Water treatment(Water purification)Â
AquicultureÂ
Fertilizing / metering systemÂ
Environmental applicationÂ
Other special applicationsÂ
 3.Technical SpecificationsÂ
Type
QD(G)
Capacity (m3/h)
120-1100
Head (m)
967-2500
Speed (r/min)
2980-5410
Eff.(%)
68-86
NPSHr (m)
4.5-23.5
Power (kw)
710-8000
Â
4.Feature
1, Easy maintenance: vertical pipeline structure, inlet & outlet at the same level, can be installed in any position and any direction, it is very easy whatever maintenance or installation.
2, No water pollution: the keyflow passage components are made of stainless steel after stamping, which has good characteristics of light weight, clean, health, it is a perfect water pump of environmental protection, energy-saving.
3, low operating cost, the main flow passage components are made of stainless steel after stamping, smooth flow passage components, which has good characteristics of high efficiency, less loss, low rate of failure, longer service life
4, motor: the Aluminum Alloy motor has good characteristics of light weight, small volume, good heat dissipation, good appearance, longer service life, high efficiency and low noise, etc.
Â
5.Advantages
Over 20 years experience in pumps
Wear resistant material
Specialized Test Equipment
Anti-rust treatment casting
 6. FAQÂ
Q1. Are you a manufacturer?
Yes, we have been in centrifugal pumps manufacturing and marketing industry over 32 years.
Â
Q2. What markets do your pumps export to?
Europe, North & South America, South-East Asia, Africa, Oceanica, Middle East countries. Our overseas agent in Italy, Russia, America and Africa are gradually improving.
Â
Q3. What information should I let you know if I want to get a quotation?
Please let us know the pump capacity, head, medium, operation situation, quantity, etc. As much as your provide, the precision and accurate model selection.
Â
Q4. Is it available to print our own brand on the pump?
Totally acceptable as international rules.
Â
Q5. How can I get the price of your pump?
You can connect with us through any of the following contact information. Our personalized service person will respond you within 24 hours.
Â
Contact information
Welcome your inquiry about our multistage pump!
Spring energized seal and metal O Ring offer the highest sealing performance in the harshest industrial environments. These seals feature outstanding chemical compatibility, low friction, long service life and durability in low temperature or cryogenic applications. Typical uses include compressed gas waterless fracking seals, LPG, and liquid nitrogen, as well as rotary, reciprocating, and oscillatory motions. Spring energized seals and metal o-rings deliver the ultimate sealing performance in a wide range of demanding environments.
Model NO.: QDG Multistage boiler feed water pump
Position of Pump Shaft: Horizontal Pump
Pump Casing Combined: Horizontal Split Pumps
Mounting Height: Suction Centrifugal
Impeller: Closed
Usage: Pumps, Condensate Pump, Circulating Pump
Material: A03.A05, Ss, Wear Resistant Alloy, Rubber, Plastic
Speed: 1200-4000rpm
Pump Seal: Mechanical Seal, Packing Seal, Impeller Seal
Driven: Diesel Engine or Electric Motor
Trademark: An Pump
Transport Package: Wooden Case
Specification: CE, ISO, SGS
Origin: Hebei
HS Code: 8413709990
Model NO.: QDG Multistage boiler feed water pump
Position of Pump Shaft: Horizontal Pump
Pump Casing Combined: Horizontal Split Pumps
Mounting Height: Suction Centrifugal
Impeller: Closed
Usage: Pumps, Condensate Pump, Circulating Pump
Material: A03.A05, Ss, Wear Resistant Alloy, Rubber, Plastic
Speed: 1200-4000rpm
Pump Seal: Mechanical Seal, Packing Seal, Impeller Seal
Driven: Diesel Engine or Electric Motor
Trademark: An Pump
Transport Package: Wooden Case
Specification: CE, ISO, SGS
Origin: Hebei
HS Code: 8413709990