1/2'' 3/4'' Boiler use brass safety relief valve
1. Features and specification of safety relief valve
Maxi. Working pressure 10bar
Preset nominal pressure 2.5-3-6-7-8bar
Minimum sealing pressure -5% of the preset
Over pressure 10% of the preset
Reset value -20% of the preset
Max. Operating temperature 80ºC
Pipeline connection Thread according to ISO228/1
2. Dimension
| Dn |
Dn1 |
H |
H1 |
H2 |
L |
D |
| 1/2'' |
1/2'' |
71 |
23.5 |
9 |
28 |
31 |
| 1/2'' |
3/4'' |
73.5 |
26 |
9 |
30 |
31 |
| 3/4'' |
3/4'' |
73.5 |
26 |
9 |
30 |
31 |
3. Material specification of safety relief valve
| No. |
Part Name |
Material |
| 1 |
Body |
Brass |
| 2 |
Diaphragm |
EPDM |
| 3 |
Stem |
Brass |
| 4 |
Plate |
Nylon |
| 5 |
Gasket |
Red vulcanized fiber |
| 6 |
Inferior plug |
Nylon |
| 7 |
Spring |
Spring steel |
| 8 |
Spring plug |
Brass |
| 9 |
Handle |
Nylon |
| 10 |
Washer |
Steel |
| 11 |
Screw nut |
Steel |
| 12 |
Switch |
AI. |
4. Description of safety relief valve
Safety relief valve is typically used for controlling pressure on boiler in heating system, on stored hot water cylinders and in water systems generally. When the calibrated pressure is reached, the valve opens automatically and discharges atmosphere to prevent whole system in safety from over pressure.
Production Process
Huibo Hot Sale Products Series
Certifications
Company Profile
Zhejiang Huibo Valve Technology Co., Ltd., is a leading manufacturer/supplier of valve industry with more than 25 years experiences, specialized in HAVC system parts and brass valve fields. Huibo valve have its own factory located in the brass valve town of China -Yuhuan county, Zhejiang province. As such, we took a good advantage on integration the resources of valve industry to get a strong competitive ability.
Now as the top manufacturer of high quality HAVC system parts and brass valve, our main products cover brass manifold, thermostatic radiator valve, manual radiator valve, motorized valve, ball valve, gate valve, gas valve, check valve, brass fittings and so on with more than 40 series and 2000 varieties.
FAQ
Q1: Can I have a sample before placing the order?
A: Sure, we would like to provide you samples for testing before official purchasing.
Q2: What is your MOQ order?
A: 100pcs for manifold. 1000-3000pcs for other ordinary products, if product needs new mold to produce, then MOQ is 5000pcs.
Q3.How to proceed an order for your products?
A: Firstly, pls let us know your requirments and application
Seconly, we provide quotation according to your needs.
Thirdly, samples confirmation
Forth, order details confiramtion,
Fifthly, production arrangement after receiving deposit.
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