$2000.00
1 Piece (MOQ)
Spring Loaded Safety Valve Pressure Relief Valve
Wenzhou Safety Import&Export Co., Ltd
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Brass Safety Valve Mf 1/2" for Boiler
| Price | $1.27 |
|---|---|
| Min Order | 3000 Pieces |
| Availability | In Stock |
| Shipping From | Zhejiang, China |
| Popularity | 302 people viewed |
Model NO.:
HB-14201
Media:
Gas
Certification:
ISO, CE
Temperature:
Ordinary Temperature
Connection:
Thread
Pressure:
Adjustable
Closed:
Closed
Structure:
Lever
Material:
Brass
Name:
1/2"- 3/4" Boiler Use Brass Safety Relief Valve
Key Words:
Air Vent Valve
Surface:
Forged Brass
Connection Standard:
GB/T18742.3 / DIN8077/8078
Thread:
PT. PF. NPT. G. Bsp. Nps . BSPT
Medium:
Water, Oil, Air
Normal Pressure:
1.6MPa
Working Temperature:
-20ºC to 120ºC
Delivery Port:
Shanghai, Ningbo
Usage:
Industrial and Household
Trademark:
HB
Transport Package:
Export Standard Packing
Specification:
1/2''-3/4'' Inch
Origin:
China
HS Code:
8481804090
Product Description
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
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.
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.
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.
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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