
This diaphragm valve with forged/cast stainless steel is suitable for controlling ultra-pure, sterile, corrosive or abrasive fluids. The harsh fluid is sealed and isolated by a high-quality neutral chemical diaphragm, and the surface of the valve body is highly clean and smooth. , No dead-angle runner design, self-draining installation angle, easy to disassemble, maintain and clean. Suitable for various applications such as food and beverage, pharmaceuticals, biotechnology, fine chemicals, semiconductor ultra-pure industries, etc.
Main material
NO. |
Name |
Material |
1 |
Body |
SUS316L,SUS304 |
2 |
Bonnet |
304 |
3 |
Diaphragm |
EPDM+PTFE |
4 |
Disc |
UPVC |
5 |
Cylinder |
Aluminum alloy |
6 |
Piston |
Aluminum alloy |
7 |
Stem |
Stainless steel 304 |

Shape controltable
DN |
Dn |
D |
D1 |
S |
J |
L1 |
L |
20 |
19 |
22 |
120 |
25 |
132 |
163 |
92 |
25 |
25 |
28 |
120 |
25 |
132 |
163 |
92 |
32 |
31 |
34 |
140 |
25 |
161 |
210 |
110 |
40 |
37 |
40 |
140 |
29 |
161 |
210 |
110 |
50 |
49 |
52 |
200 |
30 |
161 |
215 |
153 |
INCH |
Dn |
D |
D1 |
S |
J |
L1 |
L |
φ19 |
16.05 |
19.1 |
120 |
25 |
132 |
163 |
92 |
φ25.4 |
22.4 |
25.4 |
120 |
25 |
132 |
163 |
92 |
φ31.8 |
28.8 |
31.8 |
140 |
25 |
161 |
210 |
110 |
φ38.1 |
35.1 |
38.1 |
140 |
29 |
161 |
210 |
110 |
φ50.8 |
47.8 |
50.8 |
200 |
30 |
161 |
215 |
153 |