Поворотный обратный клапан ASTM A216 WCB класса 150 300 ANSI B16.34 фланец и
Поворотный обратный клапан ASTM A216 WCB класса 150 300 ANSI B16.34 фланец и
Поворотный обратный клапан ASTM A216 WCB класса 150 300 ANSI B16.34 фланец и
Поворотный обратный клапан ASTM A216 WCB класса 150 300 ANSI B16.34 фланец и
Поворотный обратный клапан ASTM A216 WCB класса 150 300 ANSI B16.34 фланец и
Поворотный обратный клапан ASTM A216 WCB класса 150 300 ANSI B16.34 фланец и
Поворотный обратный клапан ASTM A216 WCB класса 150 300 ANSI B16.34 фланец и

Поворотный обратный клапан ASTM A216 WCB класса 150 300 ANSI B16.34 фланец и


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Product Description




API Swing Check Valve
Production enforce standard
Product specification
Design spec
Face to face
Flange end
Pressure-temp
Test&check
API 6D
API 6D
ASME B16.5
ASTM B16.34
API598


Major parts material form
1
Body
ASTM A216 WCB
ASTM A351 CF8
ASTM A351 CF8M
2
Seat ring
ASTM A216+STL
ASTM A351 CF8
ASTM A351 CF8M
3
Disc
ASTM A105+13Cr
ASTM A351 CF8
ASTM A351 CF8M
4
Pin
SS304
SS304
SS316
5
Nut
ASTM A194-2H
ASTM A194-8
ASTM A194-8M
6
Gasket
SS304
SS304
SS316
7
Hinge
ASTM A216 WCB
ASTM A351 CF8
ASTM A351 CF8M
8
Hinge pin
SS304
SS304
SS316
9
Bolt
ASTM A193-B7
ASTM A193-B8M
ASTM A193-B8M
10
Gasket
304S.S+Graphite
304S.S+Graphite
316S.S+Graphite
11
Bonnet
ASTM A216 WCB
ASTM A351 CF8
ASTM A351 CF8M
12
Stud
ASTM A193-B7
ASTM A193-B8
ASTM A193-B8M
13
Nut
ASTM A194-2H
ASTM A194-8
ASTM A194-8M
14
Eye screw
C.S
S.S
S.S


150LB
NPS
DN
L
D
D1
D2
b
z-ɸd
f
1/2"
15
108
90
60.5
35
11
4-ɸ16
2
3/4"
20
117
100
70
43
13.5
4-ɸ16
2
1"
25
127
110
79.5
51
15
4-ɸ16
2
1 1/4"
32
140
115
89
63.5
16.5
4-ɸ16
2
1 1/2"
40
165
125
98.5
73
18
4-ɸ16
2
2"
50
203
150
121
92
19.5
4-ɸ19
2
2 1/2"
65
216
180
140
105
23
4-ɸ19
2
3"
80
241
190
152.5
127
24.5
4-ɸ19
2
4"
100
292
230
190.5
157
24.5
8-ɸ19
2
5"
125
356
330
216
186
24.5
8-ɸ22
2
6"
150
406
356
241.5
216
26
8-ɸ22
2
8"
200
495
345
298.5
270
29
8-ɸ22
2
10"
250
622
405
362
324
31
12-ɸ25
2
12"
300
698
485
432
381
32.5
12-ɸ25
2
14"
350
787
535
476.5
413
35.5
12-ɸ29
2
16"
400
864
595
540
470
37
16-ɸ29
2
18"
450
978
635
578
533
40
16-ɸ32
2
20"
500
1016
700
635
584
43.5
20-ɸ32
2
24"
600
1295
815
749.5
692
48
20-ɸ35
2


Steel Check Valve

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FAQ




Why Choose Us


We have 15 years of experience in producing all kinds of valves,and we have 10 years of trading experience.From 2012,we are the gold supplier in alibaba international platform.And we have been well received by customers all over the world.




Our Company


QINGDAO EVK INDUSTRIAL CO., LTD (CHINA) is a leading manufacturer engaged in manufacturing all kinds of iron and steel valves,pipe fittings and flanges.Main products include:
Valves: Cast iron/Ductile iron/Cast steel/Forged steel Valves (DIN3352 Resilient seated F4/F5 Gate valves, DIN3352 F4/F5 metal seated Gate valves, BS5163/BS5150/AWWA C509 Gate valves, API600 Gate valves, Wafer/Lug/Double flange butterfly valves, DIN/MSS Globe valves, Wafer/swing check valves, Y-strainers and JIS marine valves)
Pipe fittings: Carbon steel butt welding pipe fittings (Elbows, Straight and reducing tees, concentric and eccentric reducers and caps), Forged steel pipe fittings (Elbows, Tees and Reducers), and Malleable iron pipe fittings.
Flanges: Carbon steel and stainless steel forged flanges (Flat flanges, welding neck flanges, slip on flanges and blind flanges).
We export our products to more than 25 countries around the world, and our main customers are CRANE, WALWORTH, OARI, etc. Our company was awarded with ISO9001 certificate and CE for our valve, pipe fitting and flange products.
Our belief is "Do friend first, Do business second", and we welcome all friends from all over the world to do business together!




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Contact Us


Qingdao EVK Industrial Co.,ltd
Contact Person: Jane Zhang (Sales Manager)
Email: sale@evkfitting.com.cn



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