▒ 각종 밸브류 전문업체   
 
Untitled Document
 

 
 
 
 
 
● Bill of Materials and Parts for Duo Check Valve
 
    Material
    JIS ASTM
No. Part Name Carbon
Steel(20) 		Stainless
Steel(34) 		Stainless
Steel(36) 		Carbon
Steel(20) 		Stainless
Steel(34) 		Stainless
Steel(36)
1 Body SCPH2 SCS13 SCS14 A216-WCB A351-CF8 A351-CF8M
2 Plate Disc SCS13 SCS14 A351-CF8 A351-CF8M
3 Spring SUS304-WPB SUS316-WPA A276-304 A276-316
4 Seat METAL, NBR, VITON
5 Hinge Pin SUS304 SUS316 A276-304 A276-316
6 Stop Pin SUS304 SUS316 A276-304 A276-316
7 Pin Retainer S25C SUS304 SUS316 AISI-1025 A276-304 A276-316
8 B-Lug Bearing PTFE PTFE
9 P-Lug Bearing PTFE PTFE
10 S-Lug Bearing PTFE PTFE
       
12 Center Bearing PTFE PTFE
13 Eye Bolt S20C AISI-1020
 
● Dimension in Milli Meters
 
Size Connection d L D d1 G
50A
(2")
10k
20k
150lb
300lb
50
60
60
60
60
101
101
105
111
60 27
65A
(2 1/2)
10k
20k
150lb
300lb
65
67
67
67
67
121
121
124
130
73 34
80A
(3")
10k
20k
150lb
300lb
80
73
73
73
73
131
137
137
149
89 42
100A
(4")
10k
20k
150lb
300lb
100
73
73
73
73
156
162
175
181
114 53
125A
(5")
10k
20k
150lb
300lb
125
86
86
86
86
187
200
197
216
141 65
150A
(6")
10k
20k
150lb
300lb
150
98
98
98
98
217
235
222
251
168 79
200A
(8")
10k
20k
150lb
300lb
200
127
127
127
127
267
280
279
308
219 102
250A
(10")
10k
20k
150lb
300lb
250
146
146
146
146
330
353
340
362
273 126
300A
(12")
10k
20k
150lb
300lb
300
※181
181
181
181
375
403
410
422
324 153
350A
(14")
10k
20k
150lb
300lb
350
184
184
184
222
420
447
450
486
356 171
400A
(16")
10k
20k
150lb
300lb
400
190
190
190
232
483
507
514
540
406 197
450A
(18")
10k
20k
150lb
300lb
450
203
203
203
263
538
572
549
597
457 222
500A
(20")
10k
20k
150lb
300lb
500
213
213
219
292
593
627
600
654
508 248
600A
(24")
10k
20k
150lb
300lb
600
222
222
222
317
697
731
718
775
610 295
※ 300A x 10K SCS13 Only 143