
Aluminum Bronze C95400 C95800 Brass Wafer Check Valves Pressure Reducing API Standard
Product Introduction
We ensure that our Sanitary Tri Clamp Ball Valve, Cast Steel Swing Check Valve, Flanged Check Valve is safe and contributes to improving environmental quality and reducing hazards to human health. Our company always adheres to the development road of excellent technology and quality, and actively implements the enterprise concept of 'honesty, innovation, pursuit and continuous transcendence'. We introduce the international advanced management experience, absorb excellent scientific research achievements, and constantly innovate to produce high quality products. Warmly welcome you and opening up the boundaries of communication.



Main parts and materials
Type | valve |
Valve disc | Spring |
H71H-16Q H71H-25Q | QT400-15 | 25 | 50CrVA |
H71W-25H H71W-40H | 2Cr13 | 1Cr13 | 1Cr18Ni9 |
H71W-25P H71W-40P | ZG1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni9Ti |
Performance specification
Type | Nominal pressure | Test pressure | Working temperature | Applicable temperature | |
| Housing | Seal up | ||||
H71H-16Q | 1.6 | 2.4 | 1.76 | ≦235℃ | Water, steam,oil |
H71H-25Q H71W-25H | 2.5 | 3.75 | 2.75 | ≦235℃ ≦300℃ | |
H71W-25P | ≦200℃ | Nitric acid and other corrosive media | |||
H71W-40H | 4.0 | 6.0 | 4.4 | ≦300℃ | |
H71W-40P | ≦200℃ | Water, steam | |||
Main outer size
Nominal diameter | D | |||
DN | L | 1.6 | 2.5 | 4.0 |
15 | 25 | 48 | 48 | 48 |
20 | 31.5 | 58 | 58 | 58 |
25 | 35.5 | 68 | 68 | 68 |
32 | 40 | 80 | 80 | 80 |
40 | 45 | 90 | 90 | 90 |
50 | 56 | 105 | 105 | 105 |
65 | 63 | 125 | 125 | 125 |
80 | 71 | 140 | 140 | 140 |
110 | 80 | 160 | 165 | 165 |
125 | 110 | 190 | 195 | 195 |
150 | 125 | 215 | 225 | 225 |
200 | 160 | 270 | 285 | 390 |
250 | 200 | 330 | 340 | 350 |
300 | 250 | 385 | 400 | 415 |
Product Description:
Materials are usually: cast steel, cast iron, alloy steel, stainless steel, CF8 (m), CF3 (m). Forged steels include A105, f304 (L), f316l, etc.
Function of check valve: to ensure the directional flow of medium in the pipeline without backflow. The bottom valve of water pump suction pipe also belongs to check valve.
Application:
in the pipeline of petroleum, chemical, pharmaceutical, chemical fertilizer, electric power industry and other working conditions, the suitable medium is water, oil, steam, acid medium, etc.
Price:Our price fluctuates with raw materials and exchange rate.Please leave your contact information and give you a new quotation as soon as possible.
Packing: wooden case, wooden pallet or packing method specified by customers.
FQA:
What are the structural characteristics of swing check valve?
There are 9 structural features of swing check valve
1). The length of the structure is short, which is only 1 / 8~ 1 / 4 of that of the traditional flange check valve
2). Small size, light weight, its weight is only 1 / 20 ~ 1 / 4 of the traditional flange check valve
3). The valve disc closes quickly and the water hammer pressure is small
4). Horizontal or vertical pipe can be used, easy to install
5). The flow channel is smooth and the fluid resistance is small
6). Good sealing performance, sensitive action
7). The disc stroke is short and the valve closing impact is small
8). Overall structure, simple and compact, beautiful shape
9). Long service life and high reliability
Because of our manufacturing skills and technical expertise in Aluminum Bronze C95400 C95800 Brass Wafer Check Valves Pressure Reducing API Standard industry, we are able to make strong market presence worldwide. Our quality products are exported not only in China but worldwide. We cooperate with an open mind and take advantage of various market conditions to maximize the value of our cooperation. Advancement is our unwavering determination and fighting spirit, which is the spiritual inspiration for all our employees.
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SPEC DATA
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