Our company is the professional manufacture of Ball Valve. Ball Valve is including Floating Ball Valve, Trunnion Ball Valve, Flange Ball Valve, V-type Ball Valve, Three Ball Valve and Forged steel Ball Valve. Zhejiang hangda valve Co., Ltd is one of the modern high and new technological enterprises collecting researching\producing and trading. It is including Hangda valve and Kunshan Kunfa valve branches.
Usage & Features
It is appilcable to the pipelines of high temperature, high pressure, and heat preservation as the function to open, close or adjusting flow. Main features details as below:
1. Compact structure, small volume, lightweight, flexible operation, convenient using.
2. With three-eccentric flexible and multi-performance can reach zero leakage.
3. The kind of valve hasn't flanges, which make the pipelines and jacket-in stalled great convenient and beautiful.
4. There are advantages with high temperature and high pressure resistant, corrosion resistant, friction resistant, etc.
@Method
Worm gear, pneumatic and electric drive
@Applicable Standard
Welded dimensions: GBL2224; ANSI B16.25; DIN2559
Face-to-face: GB/T12221-1989; APl609
Pressure test: GB/Tl3927-1992; APl598.
Nominal diameter |
DN(mm) |
50-700 |
|
Nominal pressure |
PN(MPa) |
0.6 |
1.0 |
1, 6 |
2.5 |
4.0 |
Ps(MPa)
Test pressure |
lntensity Test |
0.9 |
1.5 |
2.4 |
3.75 |
6.0 |
|
Seal test |
0.66 |
1.1 |
1_76 |
2.75 |
4.4 |
|
Air Test |
0.6 |
0.6 |
0.6 |
0.6 |
0.6 |
|
applicable Medium |
Water, steam, oil products, corrosive acid, etc. |
|
Applicable Temperature |
Carbon steel: -29 Stainless steel: 40 |
· Material of Main Parts
Parts name |
Material |
|
Body |
Cast steel, stainless steel, Cr-Mo steel, special material |
|
Disc |
Cast steel, alloy steel(Cr plated), stainless steel, Cr-Mo steel, special material |
|
Seal ring |
Stainless steel, anti-wearing material |
|
Stem |
2Crl3, 1Crl3Stainless steel, Cr-Mo steel |
|
Packing |
Flexible graphite |
Main dimension unit: mm |
|
DN |
L |
H |
H2 |
A |
B |
D |
|
50 |
43 |
224 |
77 |
267 |
112.5 |
106 |
|
65 |
46 |
240 |
85 |
267 |
123 |
124 |
|
80 |
46 |
279 |
95 |
267 |
138 |
162 |
|
100 |
52 |
286 |
105 |
267 |
150 |
162 |
|
125 |
56 |
329 |
129 |
345 |
168 |
192 |
|
150 |
56 |
354 |
132 |
345 |
190 |
216 |
|
200 |
60 |
438 |
165 |
353 |
227.5 |
270 |
|
250 |
68 |
493 |
197 |
353 |
251 |
326 |
|
300 |
78 |
570 |
234 |
380 |
284.5 |
376 |
|
|
|
Hangda valve Co., Ltd is one of the modern high and new technological enterprises collecting researching\producing and trading. It is including Hangda valve and Kunshan Kunfa valve branches. The headquarter is located in Dongou Industrial Zone, Oubei Town, Wenzhou City which named the hometown of pumps and valves in China; Kunshan Kunfa valve is located in the beautiful city called Kunshan that is economic development, technology leading.
For many years, due to the continuous efforts, we are in the process of development gradually formed gate valve, globe valve, check valve, ball valve, butterfly valve, filter, several major products as the leading valve product development system, and constantly develop new products. Product maintenance of large diameter reaches DN2000mm (80 "); High working pressure PN42MPa (class2500); Using the temperature -196 ° C ~600 ° C. The products are mainly using material of carbon steel, alloy steel, stainless steel and special materials. And it is also designed and made according to the users ' special requirements.
Quality is the life! In order to better ensure product quality, the company has established a perfect quality assurance system. Strict testing projects have spectral analysis\penetration testing, \tensile testing\ impact testing\ fire test\ low temperature, \ vacuum testing\ radiographic inspection\ quality nitrogen leak\etc. And we have got the certificates API 6D\DNV 9001\CE\API 607\TS etc.
Our management has already reached the standards of the advanced enterprises of developed countries. It has been closely following strong enterprise in the world., From its found, always adhere to the "based on the standardized management, guided by market demand, to ensure the quality of survival, to customer satisfaction for the purpose, to promote development through product innovation" experience program, and "people-oriented, creating a win-win" management philosophy, recruit more capable personnel conscience, advocating humanistic management, for all kinds of talents to create a good space for development.
As an important provider of valves in the world, we have provided a full range of industrial pipeline controlling programmes. Our products are now widely used in power stations, petroleum, chemicals, nuclear power, metallurgical, defense, pharmaceutical, and other fields. It has been exported to Europe, America, Asia and other countries and regions. It severs widely favourable comment from the customers.
