Grat Brand 90 Degree Stroke Electric Inner Thread Ball Valve

Basic Info.

Model NO.	EK-0000137
Structure	Fixed Ball Valve
Type	Fixed Ball Valve
Function	Bypass-Valve
Temperature	Normal Temperature
Standard	ISO
Application	Industrial Usage, Water Industrial Usage
Medium	Mine Pulp, Coal Pulp, Paper Pulp, Water, Oil, Gas.
Delivery	in 7 Days
Size	Dn15-250
Transport Package	Carton/Wooden Box
Specification	CE, TUV, ISO, SIL, RoHS
Trademark	Grat
Origin	Wuhan, Hubei, China
HS Code	8481804090
Production Capacity	1000PCS/Month

Product Description

Grat Brand 90 Degree Stroke Electric Inner Thread Ball Valve
Product Description
With the performance of small flow regulating and high precision control, electric mini ball valve can be controlled by control signal and single phase power to satisfy various regulating requirement for tiny flow in pressure, flow, temperature, and the level of liquid etc.

Specification

Valve size	DN15-DN250
Body ratings	PN1.6MPa
Body connections	Wafer,Flange
Seat type	Stainless steel moveable metal seal,PTFE soft seal
Action time	30 S(0-90°)
Power supply	AC220V
Control signal	4~20mA 0~5V
Output signal	4~20mA 0~5V
Operating pressure	PN1.6Mpa PN2.5Mpa
Medium Temp	≤350°C
Ambient Temp	≤50°C
Flow coefficient(CV):	Please download the data on our website for reference (Custom flow coefficient depends on the customer's requirement.)
Applicable medium	Mine pulp, coal pulp, paper pulp, water, oil, gas
Dead zone	0.5%
Repetition error	0.5%
Body material	SUS304 SUS316 WCB

Figure and connection size

DN	D	G	L	H1	W1	W2
8	8	14.3	65	177	196	145
10	10	18	65	177	196	145
15	15	22	72	188	196	145
20	18	28	85	190	196	145
25	24	34.5	91	200	196	145
32	30	43.5	110	205	196	145
40	38	49.5	122	212	196	145
50	48	62	145	220	196	145

The material of standard structure

Part name	Material
Body	Carbon steel ASTM A216 WCC
Body lining	high-chromium steel ASTM A532 Grade III Type A
"V" ball	high-chromium steel ASTM A532 Grade III Type A
Seal ring	high-chromium steel ASTM A532 Grade III Type A
Fixed seal ring	Carbon steel ASTM A105
Bearing guard	high-chromium steel ASTM A532 Grade III Type A
Bearing	44oC58Rc
Driving shaft	17-4PH Cond.H1025
Driven shaft	17-4PH Cond.H1025
Pin	Carbon steel, zincification
Gasket	Graphite stainless steel wire
Packing	PTFE, filling carbon
Stuffing box ring and guard	316 SST
Bolt	SA-193-B7
Nut	SA-194-2H
Fixed ring bolt and lock	316 SST
(optional)Seal ring lining	PSZ Ceramic
"V" ball(optional)	PSZ Ceramic

Maximum allowable leakage

DN(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

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