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Accumulator safety valve group
1. Product Overview: The QFZ series accumulator safety valve assembly consists of a high-pressure ball core globe valve, a direct acting relief valve,
Product details
1. Product Overview
The QFZ series accumulator safety valve group consists of a high-pressure ball core globe valve, a direct acting relief valve, and a small globe valve, which has functions such as opening and closing, safety, and unloading valves.
2. Model Description
QFZ _ H ※ ※ ※
① ②③④
① Name code: Safety valve group
② Pressure rating: Hb-10Mpa Hc-20Mpa Hd-31.5Mpa
③ Nominal diameter: 15, 25, 40, 50mm
④ Connection method: F-flange connection, L-threaded connection
3. Structural principle
4. External dimensions
model |
DN （mm） |
PN (Mpa) |
Basic dimensions (mm) |
weight （Kg） |
||||||||||||||||
L1 |
L2 |
L3 |
L4 |
H |
H1 |
H2 |
H3 |
H4 |
H5 |
W |
W1 |
W2 |
D |
D1 |
D2 |
DM |
||||
QFZ-H※15L |
15 |
10 20 31.5 |
85 |
58 |
46 |
68 |
131 |
20 |
28 |
201 |
53 |
20 |
90 |
33 |
28 |
20 |
M10×1 |
M18×1.5 |
M27×2 |
5 |
QFZ-H※25L |
25 |
90 |
58 |
46 |
68 |
167 |
23 |
31 |
262 |
76 |
23 |
110 |
44 |
37 |
35 |
M42×2 |
9 |
|||
QFZ-H※40L |
40 |
100 |
65 |
46 |
68 |
200 |
30 |
40 |
318 |
90 |
35 |
140 |
45 |
48 |
52 |
M60×2 |
19 |
|||
QFZ-H※50L |
50 |
120 |
70 |
46 |
68 |
240 |
30 |
40 |
377 |
115 |
56 |
160 |
50 |
60 |
63 |
M72×2 |
27 |
|||
model |
DN （mm） |
PN (Mpa) |
Basic dimensions (mm) |
weight （Kg） |
||||||||||||||||
L1 |
L2 |
L3 |
L4 |
H |
H1 |
H2 |
H3 |
H4 |
H5 |
W |
W1 |
W2 |
D |
D1 |
D2 |
A×A |
||||
QFZ-H※15F |
15 |
10 20 31.5 |
85 |
58 |
46 |
68 |
115 |
11 |
20 |
193 |
53 |
20 |
90 |
33 |
28 |
22.5 |
M10×1 |
M18×1.5 |
56 |
5 |
QFZ-H※25F |
25 |
90 |
58 |
46 |
68 |
155 |
14 |
25 |
256 |
76 |
23 |
110 |
44 |
37 |
35 |
74 |
9 |
|||
QFZ-H※40F |
40 |
100 |
65 |
46 |
68 |
180 |
18 |
30 |
308 |
90 |
35 |
140 |
45 |
48 |
52 |
96 |
19 |
|||
QFZ-H※50F |
50 |
120 |
70 |
46 |
68 |
230 |
20 |
35 |
372 |
115 |
56 |
160 |
50 |
60 |
63 |
110 |
27 |
|||
5. Ordering instructions
① When placing an order, the full name of the model code must be specified, such as QFZ-Hd40F, a safety valve group with a working pressure of 31.5Mpa, a diameter of 40mm, and a flange connection method.
② If there are special requirements for the safety valve group, please consult with our company.
③ Our company reserves the right to make design changes to the product without prior notice.
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