Rubber Screw Barrel for Extrusion Wire,Screw Barrel for Extrusion Wire,Cold Rubber Screw Barrels Zhoushan Dinghai Jinxing Plastic Machinery Factory , https://www.jinxingscrew.com
The valve is opened/closed by the valve disc moving in a direction parallel to the valve seat hole axis and can only be installed on horizontal pipelines with the major function of preventing medium backflow when shutting down the pump and maintaining the water column required by pumping.
Design:
Design standard as per: BS1868, ASME B16.34, GB/T 12235.
Compact and reasonable product structure, reliable tightness and good performance;
Lift piston type disc;
Rapid closing and flexible actions of the valve disc
Small closing impact, water hammer is not liable to be generated;
Design standard as per: BS1868, ASME B16.34, GB/T 12235.
Compact and reasonable product structure, reliable tightness and good performance;
Lift piston type disc
Product Range:
Body material: Carbon steel, stainless steel, alloy steel
Nominal diameter: 1/2"~16"(DN15~DN400)
Pressure range: Class150~2500(PN10~PN420)
End connection: RF, RTJ, BW
Working temperature: -196º C~+560º C
The features of check valve
Bolted Bonnet; Swing and lift disc; Metallic seating surfaces.
Body and Bonnet Connection
The body and bonnet of Class150~Class900 check valves are usually with studs and nuts. And the body and bonnet of Class1500~Class2500 check valves are usually of pressurized seal design.
Body-To-Bonnet Joint
Stainless steel + flesible graphite wounded gasket is used for Class 150 and Class 300 check valve; Stainless steel + flexible graphite wounded gasket is used for Class 600 check valve, and joint gasket is also optional for Class 600 check valve; Ring joint gasket is used for Class900 check valve; Pressurized seal design is used for Class 1500~Class 2500 check valves.
Seat
For carbon steel check valve, the seat is usually forged steel. The sealing surface of the seat is spray welded with hard alloy specified by the customer. Renewable threaded seat is used for NPS<10 check valves, and welded on seat can be also optional if being requested by the customer. Welded on seat is used for NPS>12 crbon steel gate valves. Forstainless steel check valve, integral seat is usually adopted, or to weld hard alloy directly integrally. Threaded or welded on seat is also optional for stainless steel check valve if being requested by the customer.
Our Advantages:
1. We Are Factory: FYV has 3 production bases and 1 foundry which located in Wenzhou, Shanghai and Lishui city of China. The Factory Size in Square Meters: 110, 000. FYV has over 600 staff members, more than 60 technical engineers, a digital process center and more than 350 sets of various middle and large equipments. The annual sales revenue reaches above $80 million US Dollars.
2. Regional Sales: We provide specialized sales service refers to different kind of region all over the world. Each sales team member is good at the local language and well experienced to the responsible market. For example: Russian, German, Spanish, Japanese, etc.
3. Low MOQ: Our factory owns the casting company by itself. We are always ready for providing the sample and producing some small orders, in order to meet the business well.
4. OEM Accepted: We can make the products with the client's demand standard or the custom requirement.
5. Complete Service: We are always ready to hear from you, be responding to your enquiry immediately. Our trade manager is always online for you.
6. Good Quality: We have strict quality control system and amounts of testing equipments for different kind of valve, such as size, pressure, working environment etc. We are winning the market reputation with the time goes by.
7. Quick Delivery: We have the large stock for some hot products.
8. Competitive Prices: We are the manufacturing company which not only has our own manufacturing workshop, but the casting company as well. We provide the straight factory price and service to our customer.
ITEM
PART NAME
MATERIAL
1
Body
ASTM A216 GR.WCB
2
Seat Ring
ASTM A105 + Setllite Faced
3
Disc
ASTM A216 GR.WCB + 13Cr Faced
4
Disc Washer
ASTM A276 Type 410
5
Disc Nut Pin
Stainless Steel
6
Disc Nut
Stainless Steel
7
Hinge
ASTM A216 GR.WCB
8
Hinge Pin
ASTM A182 GR.F6
9
Bearing Bracket
ASTM A216 GR.WCB
10
Spring Washer
Carbon Steel
11
Hex, Bolt
Carbon Steel
12
Gasket
Soft Iron + Graphite
13
Cover Bolt
ASTM A193 GR.B7
14
Cover Bolt Nut
ASTM A194 GR.2H
15
Cover
ASTM A216 GR.WCB
16
Eye Bolt
Carbon Steel
SizeL/L 1
L2
H
Weight RF
in
mm
in
mm
in
mm
in
mm
kg
2"
50
8.00
203
8.50
216
6.10
155
19
2.5"
65
8.50
216
9.00
229
6.70
170
26
3"
80
9.50
241
10.00
254
7.09
180
29
4"
100
11.50
292
12.00
305
8.66
220
46
6"
150
14.00
356
14.50
368
10.55
268
77
8"
200
19.50
495
20.00
508
12.20
310
163
10"
250
24.50
622
25.00
635
14.57
370
220
12"
300
27.50
699
28.00
711
16.73
425
366
14"
350
31.00
787
31.50
800
18.70
475
428
16"
400
34.00
864
34.50
876
20.67
525
555
18"
700
38.50
978
39.00
991
22.83
580
775
20"
450
38.50
978
39.00
991
24.72
628
835
24"
500
51.00
1295
51.50
1308
34.72
882
1180
30"
750
60.00
1524
------
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38.27
972
1960
Model NO.: FYV
Flow Direction: Bidirectional
Standard: ANSI
Application: Industrial Usage, Water Industrial Usage, Household Usage
Size: 2′′-36′′
Trademark: FYV
Transport Package: Wooden etc
Specification: CE, SGS
Origin: China
HS Code: 8481804090
MAIN FEATURES: