Pressure relief Multifunctional water pump control valves 

Purpose

This valve is used mainly for water supply and drainage system and can be set on the pump outlet to prevent the pump from getting harmed the medium back flow. it can also be set on the mouth of a water outlet pipe to prevent the medium from backflow.

Features

Simple structure, reliable performance, long durable, open-close times can be up to over million ones, suitable for sewage.

Executive Standard

GB/T 9113.1

API 609 Category A

BS EN593/BS5155

Performance parameters

Nominal diameter:2"-24"/DN50-DN600

Working pressure:10Bar/16Bar/25Bar

Face-to-face: API 609 Table 1/ISO 5752 Series 20/BS 5155

Flange accommodation: ANSI B16.1 Class125/150

EN1092-2 PN6/10/16/25

Top Flange:ISO5211

Tightness Inspection: API 598/ISO 5208,/EN12226-2

Main part material

Body: Ductile Iron ,Cast steel, Stainless Steel

Disc: Ductile Iron ,Cast steel, Stainless Steel

Stem: Stainless Steel

Sealing ring: Stainless Steel/PTFE

Packing: Flexible Graphite/PTFE

Performance parameters:
Company Information
Work shop 

FAQ
Q: Are you trading company or manufacturer ?
A: We are factory Located In Tianjin, China.
Q: What's your product range?
A: We produce Butterfly valve, Gate valve, Check valve, Y strainer ,Water Controlling Valve and other Pipe Accessories .
Q: What's Execution Standard?
A: ISO/ANSI/DIN/JIS/ EN/GOST/AS standard.
Q: What's your Strong product ?
A: Centre Line Butterfly valve, Eccentric Butterfly valve ,Resilient Seat Gate valve, and largest size to DN3200 .
Q: How long is your delivery time?
A: Generally it is 10 days if the goods are in stock. or it is 35 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=10000USD, 100% in advance. Payment>=10000USD, 30% T/T in advance ,balance before shipment.