• > Product > 정량펌프 악세서리 > GRIFFCO
정량펌프 악세서리 - GRIFFCO
Back Pressure Valve

Griffco Back Pressure Valve는 Diaphragm 방식으로 Anti-Siphon 역할을 할 뿐 아니라 Chemical 공급 펌프에 일정한 압력을 주어 공급 시스템의 성능을 향상 시킬 수 있도록 설계 되었습니다.
Griffco사에서는 다양한 Option의 밸브를 제공합니다.
세부설명

M-Series: Low flow (1/4" to 1/2" or DN 8 to DN 15 connections)

G-Series: Medium to large flow (1/2" to 4" or DN 15 to DN 100 connections)

High Flow: High flow (1/2" to 1" or DN 15 to DN 25 connections)

 

Variations and Options Include:

NEW Unibody: Valvewith union connections, made from a solid PVC or CPVC body

PTFE Flanged: G-Series valve with flange connections, made from a solid PTFE body

ARV: Air release valve acts as a priming valve for a back pressure valve

 

Standard Materials:

PVC

CPVC

PP

PVDF

PTFE

Halar®

316 SS

Alloy 20

Hastelloy® C 

 

Standard Connections:

Threaded

Flanged

Union

Socket

 

Spring Ranges:

10 to 150 psi (1 to 10 bar) standard

0 to 50 psi (0.0 to 3.5 bar)

10 to 250 psi (1 to 17 bar)

50 to 350 psi (3.5 to 25 bar)

 Diaphragm Materials:

EPDM/PTFE (standard)

FKM (Viton®)

CSM (Hypalon®)

PTFE/FKM

Kalrez®

 

Configurations:

● 180˚ ports (standard)

● 90˚

● Wall mount

 

Options:

● Priming port

● Adjustment knob

● Metal tops

● Metal adjustment screw

Material certifications

 

Sizes, Flow Capacities & Pressure Ratings
SeriesSizeMaximum FlowMaximum Pressure
PulsatingContinuous
InchMetricGPHLPHGPMLPMPSIBAR
M-Series1/4"DN 810037551935024
3/8"DN 10200757103735024
1/2"DN 15260984155735024
Unibody1/2"DN 15260984155715010
3/4"DN 203001,135218015010
1"DN 255001,890269815010
G-Series1/2"DN 153001,135218035024
3/4"DN 203001,135218035024
1"DN 255001,890269835024
1-1/2"DN 401,2004,5426323825017
2"DN 502,3508,89212047325017
3"DN 805,20019,6002701,02025017
4"DN 1005,20019,6002701,02025017
High-Flow1/2"DN 156002,2713011425017
3/4"DN 206002,2713011425017
1"DN 251,0003,7855420425017

 

목록보기