Plastic Pressure Vacuum Relief Valve

Leakage is well below API2000 standards and guarantees high setting accuracy (±3%).

Spool assembly is field replaceable

Supports ANSI, HG/T flanges

Demand consultation

Product Overview
Specifications
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Product Overview

Plastic valves are characterized by rust resistance, corrosion resistance, drug resistance, fatigue resistance, insulation, light specific gravity and high processing efficiency.
Light weight, long service life, easy installation and maintenance.
It can be connected with plastic pipeline integration.
Plastic Pressure Vacuum Relief Valve used in petroleum, chemical, pharmaceutical industry, acid, alkali and corrosive media tanks.

Specifications

Setting range

Model	Size	Pressure	Vacuum	Temperature
5100	DN25~DN150	0.2~10KPa	0.2~4.3KPa	-20~60℃
5200	DN25~DN150	0.2~15KPa	0.2~4.3KPa
5300	DN25~DN150	0.2~6.9KPa	N/A
5400	DN25~DN150	N/A	0.2~4.3KPa

Structure material

Shell	Valve seat/disc	Spool seal	Fastener	Counterweights	Sealing membrane
PP, PE, PVC	PP, PE, PVC	PP, PE, PVC	PP,PE,PVC	Carbon steel spray molding	FEP

5800 Series Breathing Valve Model Rules

Series Designator	Inlet Connection Size	Outlet Connection Size	Shell Material	Spool & Seat Ring Material	Spool Seal Material	Pressure setting	Vacuum Setting	Options
5210 5220 5230 5240	2"-12"	3"-14"	1.Aluminum 4.Stainless Steel 5.Carbon Steel	1.Stainless Steel 2.Other	1.FEP 2.Buna-N 3.Viton 4.Others	n.InH2O m.mbar (Units preceded by values followed by values)	(numerical units only ditto)	O. No option A. Special Coatings B. Stainless steel weights C. Optional weight materials D. Optional Hardware E. Optional Gasket Material F. Optional FRP resin G. Vapor Jacket or Heat Tracing Tube J. Other