Micon Valves cast steel bolted cover check valves are renewable seat ring and body mounted disc swing type. Swing check valves are designed and tested in accordance with ASME, British Standard & API, BSEN. Installation dimension comply with ASME. Micon Valves is able to apply any other standard specified by the customers.
Cast steel swing check valves are available in wide range of sizes and pressure. Swing check valves are single direction flow valves used to allow unlimited flow in one direction & to restrain
flow in the opposite direction. Valves are best suited for moderate velocity applications & normally designed for installation in horizontal lines. Special features like counter weight, hydraulic cylinder and other features are available on request.
Materials: Carbon Steels, Austenitic Stainless Steels, Martensitic Steels, Duplex Stainless Steels, Super Duplex Stainless Steels, Nickel-Alloys and CRA Overlays.
Product Range
SIZE
|
CLASS 150
|
CLASS 300
|
CLASS 600
|
CLASS 900
|
CLASS 1500
|
CLASS 2500
|
||||||||||||
in (mm)
|
(PN 20)
|
(PN 50)
|
(PN 100)
|
(PN 150)
|
(PN 250)
|
(PN 420)
|
||||||||||||
RF
|
BW*
|
RTJ
|
RF
|
BW*
|
RTJ
|
RF
|
BW*
|
RTJ
|
RF
|
BW*
|
RTJ
|
RF
|
BW*
|
RTJ
|
RF
|
BW*
|
RTJ
|
|
1/2" (15)
|
Y
|
--
|
--
|
Y
|
--
|
--
|
Y
|
--
|
--
|
Y
|
Y
|
--
|
Y
|
Y
|
--
|
Y
|
Y
|
--
|
3/4" (20)
|
Y
|
--
|
--
|
Y
|
--
|
--
|
Y
|
--
|
--
|
Y
|
Y
|
--
|
Y
|
Y
|
--
|
Y
|
Y
|
--
|
1" (25)
|
Y
|
--
|
--
|
Y
|
--
|
--
|
Y
|
--
|
--
|
Y
|
Y
|
--
|
Y
|
Y
|
--
|
Y
|
Y
|
--
|
1/2" (40)
|
Y
|
--
|
--
|
Y
|
--
|
--
|
Y
|
--
|
--
|
Y
|
Y
|
--
|
Y
|
Y
|
--
|
Y
|
Y
|
--
|
2" (50 )
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
2 1/2" (65 )
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
3" (80 )
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
4" (100 )
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
5" (125 )
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
6" (150 )
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
8" (200 )
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
10" (250 )
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
12" (300 )
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
14" (350 )
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
--
|
--
|
--
|
16" (400 )
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
--
|
--
|
--
|
18" (450)
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
--
|
--
|
--
|
20" (500 )
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
--
|
--
|
--
|
24" (600 )
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
26" (650 )
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
28" (700 )
|
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
30" (750 )
|
Y
|
Y
|
Y
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
32" (800 )
|
Y
|
Y
|
Y
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
34" (850 )
|
Y
|
Y
|
Y
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
36" (900 )
|
Y
|
Y
|
Y
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
--
|
Material Specification
PARTS |
MATERIAL |
||
BODY |
WCB / WCC |
WC6 |
Cf8 / CF8M |
DESC 1 |
A 515--70 / 13%CR.FACING ON WCB+STELLITED |
Wc6 + STELLITED |
Cf8 / CF8M |
SEAT RING 1 |
A 515--70 / 13%CR. +STELLITED |
T304 + STELLITED |
T304 / T316 + STELLITED |
TOP COVER |
WCB / WCC |
WCB / WCC |
Cf8 / CF8M |
INNER PLATE |
WCB / A 515--70 |
T304 / WC6 |
|
STUD & NUT |
B7 / 2H |
B16 / 7 |
|
BRACKET STUD & NUT |
B8 /8 |
||
SEAT RING |
T304 |
||
SPACER RING |
ASTM A 515-70 |
T304 |
T304 / T316 |
SEGMENTAL RING |
ASTM A 515-70 |
T304 |
T304 / T316 |
WASHER |
T304 |
T304 / T316 |
|
DISC NUT |
GR. 8 |
||
HINGE PIN |
T410 |
T304 |
T304 / T316 |
SPLIT PIN |
T304 / T316 |
||
NAME PLATE |
ALUMINIUM / SS |
||
HINGE |
WCB / A 515--70 |
WCB / CF8 |
CF8 / CF8M |
HINGE BRACKET |
WCB / A 515--70 |
WCB / CF8 |
CF8 / CF8M |
LIFTING EYE BOLT 2 |
ASTM 1 105 |
SEAL WELD 4" NB AND ABOVE
LIFTING EYE BOLT 4" AND ABOVE
END TO END AS PER L1 UNLESS OTHERWISE SPECIFIED
DIMENSION TABLE 900 CLASS
VALUES SIZE in mm |
2 |
3 |
4 |
6 |
8 |
10 |
12 |
14 |
16 |
18 |
20 |
24 |
26 |
28 |
30 |
L |
14.5 |
15.0 |
18.0 |
24.0 |
29.0 |
33.0 |
38.0 |
40.5 |
44.5 |
48.0 |
52.0 |
61.0 |
65.0 |
69.0 |
73.0 |
L1 |
8.5 |
12.0 |
14.0 |
20.0 |
26.0 |
31.0 |
36.0 |
39.0 |
43.0 |
48.0 |
52.0 |
61.0 |
63.0 |
67.0 |
71.0 |
H app |
240 |
280 |
350 |
450 |
525 |
600 |
710 |
825 |
930 |
940 |
980 |
1000 |
1100 |
1150 |
1400 |
Wt. Kg app(F/E) |
40 |
52 |
105 |
230 |
570 |
850 |
1200 |
1400 |
1600 |
2200 |
2800 |
3900 |
4500 |
4900 |
5700 |
DIMENSION TABLE 1500 CLASS
VALUES SIZE in mm |
2 |
3 |
4 |
6 |
8 |
10 |
12 |
14 |
16 |
18 |
20 |
L |
14.5 |
18.5 |
21.5 546 |
27.8 |
32.7 |
39.0 |
44.5 |
49.5 |
54.5 |
60.5 |
65.5 |
L1 |
8.5 |
12.0 |
16.0 |
22.0 |
28.0 |
34.0 |
39.0 |
42.0 |
47.0 |
60.5 |
65.5 |
H app |
260 |
300 |
370 |
460 |
615 |
660 |
750 |
770 |
780 |
800 |
900 |
Wt. Kg app(F/E) |
45 |
220 |
140 |
400 |
600 |
1000 |
1450 |
2000 |
2500 |
3200 |
4000 |
DIMENSION TABLE 2500 CLASS
VALUES SIZE in mm |
2 |
3 |
4 |
6 |
8 |
10 |
12 |
L |
17.8 |
22.8 |
26.5 |
36.0 |
40.3 |
50.0 |
56.0 |
L1 |
11.0 |
14.5 |
18.0 |
24.0 |
30.0 |
36.0 |
41.0 |
H app |
330 |
368 |
432 |
508 |
762 |
790 |
820 |
Wt. Kg app(F/E) |
85 |
150 |
265 |
725 |
1290 |
2100 |
2900 |