GB T586 Marine Cast Steel Check Valve
1. Application
GB/T586 Marine Cast Steel Check Valve can be generally used in fresh water, lubricanting oil, fuel oil and Steam with a temperature of less than 300 degrees.
2. Material
(1) body & cover: cast steel
(2) disc: high-quality carbon steel
(3) disc seal ring: weld stainless steel
(4) body seal ring: weld stainless steel
the materials mentioned before are basic materials, ship-owners can choose better materials, such as SUS304, SUS304L, SUS316L.
3. Nominal Pressure(MPa) & Diameter(mm)
Pressure: 1.0, 1.6, 2.5
Diameter: 65~125, 20~125, 20~100
4. Features
(1) We can provide IACS certificate such as ABS, BV, CCS, RINA, LR, KR, DNV, NK.
(2) Strict quality control to ensure product quality.
5. Dimensions
Type A & Type B
PN
(MPa)
DN
(mm)
Structure dimension
Thickness
flange
bolt
Lift
Range
m
Weight(kg)
L
H
H1
A
B
A
B
B
D
D1
D2
d0
b
n
Th.
A
B
1.0
65
290
115
124
91
115
6
155
123
104
15
14
6
M14
18
12.5
10.6
80
310
125
151
110
125
7
170
138
118
15
14
8
M14
24
15.6
14.4
100
350
150
165
116
135
8
190
158
138
15
14
8
M14
35
24.5
19.9
125
400
175
184
124
155
8
215
183
164
15
14
10
M14
44
31.9
27.5
1.6
20
150
75
84
70
75
6
95
68
48
13
11
4
M12
6
3.3
3.2
25
160
80
84
70
80
6
105
73
56
13
12
4
M12
7
3.9
3.8
32
180
85
90
70
85
6
115
83
64
15
13
6
M14
9
5.8
5.1
40
200
90
99
75
90
7
125
93
74
15
13
6
M14
11
7.1
6.3
50
230
95
110
81
95
7
135
103
84
15
13
6
M14
14
8.8
8.5
65
290
115
128
94
115
7
170
132
110
17
15
8
M16
18
13.5
11.5
80
310
125
156
115
125
7
185
147
126
17
16
8
M16
24
18
16.9
100
350
150
158
119
135
8
205
167
146
17
16
10
M16
35
26.3
22.7
PN
(MPa)
DN
(mm)
Structure dimension
Thickness
flange
bolt
Lift
Range m
Weight(kg)
L
H
H1
AS
BS
AS
BS
BS
D
D1
D2
d0
b
n
Th.
AS
BS
1.6
100
350
175
158
119
175
8
220
180
158
18
22
8
M16
28
30.4
28.1
125
400
200
184
124
200
8
250
210
184
18
22
8
M16
35
39.6
35.2
2.5
20
150
95
84
70
95
6
105
75
58
14
16
4
M12
7
4.2
4.2
25
160
100
84
70
100
6
115
85
68
14
16
4
M12
7
4.9
5
32
180
105
90
70
105
6
140
100
78
18
18
4
M16
9
8.4
7.9
40
200
115
99
75
115
7
150
110
88
18
18
4
M16
12
8.9
8.8
50
230
125
110
81
125
7
165
125
102
18
20
4
M16
15
10.4
10.1
65
290
145
128
94
145
7
185
145
122
18
22
8
M16
19
16.6
15.3
80
310
155
156
115
155
7
200
160
133
18
24
8
M16
23
22.1
20
100
350
175
158
119
175
8
235
190
158
22
24
8
M20
28
31.5
29.2
6. IACS Certificate: ABS, BV CCS, RINA, LR, DNV, KR, NK.
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