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Cast Iron Worm wheel Butterfly Valve
Main Parts of Butterfly Valve
Body + Buttferfly board + gluesheath + hand shank + axis + screw bolt+disk +pin+high-molecular cover + O type ring
Comparison Table about JINERJIAN butterfly valve DN100 with butterfly valve on the market
No. | Name of Product | JINERJIAN butterfly valve(DN100) | Market butterfly valve(DN100) |
1. |
Body: made of rough,by processing,to be visible rough,then by spraying,to be body. |
Cast iron:body weight 2.8Kilos |
Body weight 1.64 Kilos |
2. |
gluesheath | EPDM & Buna-N rubber, Natural rubber 50%,weight 0.42Kilos,cost 8.7RMB per one.
| reclaimed rubber,not Natural rubber.bad quality.weight 0.42Kilos,cost 3.9RMB per one.
|
3. | Board | Black ball& solid core | pig iron& hollow 0.46Kilos.
|
4. | Hand shank | length 280mm,easy to handle ,and rammed, dug iron
| Length 230mm,pig iron,frozen in low temperature.
|
5. |
disk |
Armor plate & Chrome Plated Cost 2.25 RMB per one
| Galvanizing Coat 1.25 RMB per one .
|
6. |
Axis | Weight 0.52Kilos,galvanizing, Long flat axis,not easy thread.
| Weight 0.26Kilos,not galvanizing,half round type,easy thread. |
7. |
High-molecular materials cover
|
Add 4 high-molecular covers and 1 O type ring to protect leakage,high-molecular cover cost is 0.03USD per one. |
Add 1 high-molecular cover,the cost is 0.003USD per one. |
8. |
pin |
Tapering pin,steel pin , fasten
|
Steel pin
|
9. | Bolt | 10×30 plate color bolt | 6×20 bolt |
10. |
Paint |
1 inch=0.07USDper one Cost 0.07USDper one×4 inches=0.03USD per one Can be used both inside and outdoor,never fade
|
1 inch =0.04USD per one, Cost 0.04USD per one×4inches=0.16USD per one Only can be used indoor
|
11. | Test pressure | Test on both sides,test pressure is 20 bar,national standard only require 1.76 bar tast pressure.
|
Never testing |
12. | Total weight | 5.14 kilos | 3.3 kilos |
Note:
1,Our butterfly valve has high quality,we can guarantee the quality in one year and a half year.
2,We can match different materials about plate and stem,such as stainless steel according to special working condition.
3,Also we can match the different rubber ring according to the different medium such as NBR,PTFE,CSM,EPDM,CR and other rubber.
Our company specialize in manufacturing butterfly valve,a variety of valves, flanges, threaded pipe fitting, punched elbows, groove fittings and pipe fittings for more than sixteen years. Being highly appreciated by users.
Our products have many series, we can do any kinds according to customer’s requirement, can do different standards, such as ISO,GB,DIN,API,BS,JIS. Customers can buy or wholesale different items at one time by combine goods together.We can design the products accprding to your special request.OEM is welcome too.
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