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High Quality Brass Safety Valve Mf 1/2" for Boiler

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Min Order	3000 Pieces
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Shipping From	Zhejiang, China
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Zhejiang Huibo Valve Technology Co., Ltd.

Audited Supplier 8 years

Profile Certified by SGS/BV

Zhejiang, China
Julin (Ms.)
Slaes consultant

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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

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.

Stainless Steel Water Distributor with Flow Meter for Indoor House Heating System

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.

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.