Metal Seat Electric Control Ball Valve

• Media: Water
• Material: Stainless Steel
• Connection Form: Flange
• Driving Mode: Electric
• Nominal Pressure: Pn1.6MPa Pn2.5MPa
• Channel: Straight Through Type
• Model NO.: EDN15-250
• Structure: Flexible Ball Valve
• Type: Flexible Ball Valve
• Function: Blow-Down Valve
• Temperature: Normal Temperature
• Standard: DIN
• Application: Industrial Usage, Water Industrial Usage
• Power Supply: AC220V
• Valve Size: Dn15-250
• Body Material: SUS304 SUS316 Wcb
• Seal Material: Stainless Steel Moveable Metal Seal
• Body Connections: Wafer, Flange
• Operating Pressure: Pn1.6MPa, Pn2.5MPa
• Body Ratings: Pn1.0/Pn1.6MPa/Pn2.5MPa
• Applicable Medium: Mine Pulp, Coal Pulp, Paper Pulp, Water, Oil, and
• Transport Package: Wooden Carton
• Specification: CE/ISO/CNAS
• Trademark: GRAT
• Origin: Wuhan, Hubei, China
• Production Capacity: 1000PCS/Week

Product Description

                       Metal seat electric control ball valve



Technical parameters

Valve size	DN15-DN250
Body rating	PN1.6MPa
Body connections	Wafer, flange
Seat type	Stainless steel moveable metal seal,PTFE soft seal
Body material	SUS304 SUS316 WCB
Plug material	SUS304 SUS316 WCB
Action time	30S(0-90°)
Power supply	AC 220V
Control signal	4~20mA 0~5V
Output signal	4~20mA 0~5V
Operating pressure	PN1.6Mpa PN2.5Mpa
Medium Temp	≤350ºC
Ambient Temp	≤50ºC
Flow coefficient(CV)	Please download the data on our website for reference
Applicable medium	Mine pulp, coal pulp, paper pulp, water, oil, and gas
Dead zone	0.5%
Repeatability error	0.5%

Installation drawing

 

 

Body size DN(mm)	A	φd	H1	H2	H	F
15	62	54	74	75	390	210
20	62	54	74	75	390	210
25	62	54	74	75	390	210
32	62	78	80	75	400	210
40	62	82	85	75	405	210
50	75	100	87	95	430	210
65	80	120	105	115	460	210
80	100	131	115	125	520	270
100	115	158	125	125	530	270
125	130	180	140	155	570	270
150	160	216	153	165	600	270
200	200	260	200	195	680	270
250	240	325	225	225	730	270

Maximum allowable leakage

DN Body size(mm)	Metal seat	Soft seat
15	1.1ml/min	0.12ml/min
20	1.5ml/min	0.16ml/min
25	2.0ml/min	0.20ml/min
32	2.4ml/min	0.24ml/min
40	3.0ml/min	0.30ml/min
50	3.8ml/min	0.38ml/min
65	5.2ml/min	0.52ml/min
80	6.2ml/min	0.62ml/min
100	7.6ml/min	0.76ml/min
125	9.6ml/min	0.96ml/min
150	12.0ml/min	1.20ml/min
200	15.4ml/min	1.54ml/min
250	19.2ml/min	1.92ml/min

The implementation standards of the electric control valv

Manufacturing standards	GB/T 122387-89
Flange standards	GB9113-2000,GB17241.6-1998
Structure length standards	GB12221-89
Inspection standards	GB/T 13927-92

Connection diagrarm


Packing&Shipping
1.Packing: inner with bubble wrap,outer with cardboard box and wooden case
2.Transportation:by sea,by air,by train

Our Services
1.Professional consultation
2.24 hours response after sale
3.One year warranty
4.Safe packing for shipment
5.Welcome sample order

Company Introduction
Wuhan Grat Control Valve is a professional valve manufacturer established in 2005.It is specialized in researching and developing various automatic valves for industrial automation and on-site implimentation products. 
In 10 year development,Grat has obtained 9 patents like small flow control valve and potentiometer position device,and do business with more than 1000 companies all over the world.Some of them are world famous enterprises.
According to ISO9001:2008 quality management system,Grat strictly controls the product quality and the whole production process.In 2015,Grat got CE certificates and passed successfully EMC tests and CNAS 100000 times lifetime tests. 
With the ERP and CRM systems applied in management,they enhance the resource and information level and improve the ability of customer relationship.High quality and good service are our advantages to win the market.

Certificates & Test reports

Application