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Bronze Valve |
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| JTMV-220 |
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 BRONZE Cu-ALLOY GATE VALVES- IS 778 |
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| SPECIFICATION |
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| Screwed in bonnet, inside screw, non-rising stem, Integral seat, solid wedge, screwed female Parallel threads to is 554, other forms of threads Can be provided on request. |
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| STANDARD MATERIAL COMBINATION |
| DESCRIPTION |
MATERIALS |
SPECIFICATIONS |
| BODY |
LEADE D TIN BRONZE |
IS 318:81 Gr. LTB2 |
| WEDGE |
LEADED TIN BRONZE |
IS 318:81 Gr. LTB2 |
| STEAM |
HIGH TENSILE BRASS |
IS 6912:85 Gr. FHTB1 |
| BONNET |
LEADED TIN BRONZE |
IS 318-81 Gr. LTB2 |
| STUFFING BOX |
LEADED TIN BRONZE / BRASS ROD |
IS 318:81 Gr. LTB2/FLB |
| GLAND PACKING |
ASBESTOS HEMP & JUTE |
IS 5414:69 |
| GLAND |
LEADED TIN BRONZE / BRASS ROD |
IS 318:81 Gr.LTB2/IS 6912:85 Gr. FLB |
| GLAND NUT |
LEADED TIN BRONZE / BRASS ROD |
IS 318:81 Gr.LTB2/IS 6912:85 Gr. FLB |
| HAND WHEEL |
C.l. |
IS 210-93 Hr. FG200 |
| WASHER |
CARBON STEEL |
IS 2062:92 Gr. A |
| SET SCREW |
CARBON STEEL |
ANY GRADE |
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| DIMENSIONAL DATA |
| DN |
8 |
10 |
15 |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
| NPS |
¼ |
受 |
½ |
¾ |
1 |
1¼ |
1½ |
2 |
2½ |
3 |
4 |
| L |
50 |
50 |
60 |
60 |
70 |
80 |
90 |
100 |
105 |
125 |
160 |
| Øb |
8 |
10 |
15 |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
| C |
11.5 |
11.5 |
16.0 |
16.0 |
18.5 |
22.0 |
24.0 |
28.5 |
29.5 |
36.5 |
45.5 |
| H |
90 |
90 |
100 |
112 |
125 |
140 |
160 |
176 |
205 |
238 |
295 |
| HW |
48 |
48 |
60 |
60 |
70 |
80 |
92 |
103 |
130 |
150 |
165 |
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| TEST PRESSURES |
NOMINAL PRESSURE ACCORDING
TO CLASS DESIGNATION |
SHELL TEST (HYDROSTATIC) |
SEAT & BACK SEAT (HYDROSTATIC) |
STANDARD NO. |
| CLASS 1 |
1.5 Mpa (217.5 psig) |
1.0 Mpa (145 psig) |
IS 6157 |
| CLASS 2 |
2.4 Mpa (348 psig) |
1.6 MPA (232 psig) |
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| JTMV-120 |
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BRONZE Cu-ALLOY GATE VALVES- IS 778 |
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| SPECIFICATIONS |
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Screwed in bonnet, inside screw non-rising stem, Integral seat, solid wedge, flanged ends as per is 778 |
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| STANDARD MATERIAL COMBINATION |
| DESCRIPTION |
MATERIALS |
SPECIFICATIONS |
| BODY |
LEADED TIN BRONZE |
IS 318:81 Gr.LTB2 |
| WEDGE |
LEADED TIN BRONZE |
IS 318:81 Gr.LTB2 |
| STEAM |
HIGH TENSILE BRASS |
IS 6912:85 Gr. FHTB1 |
| BONNET |
LEADED TIN BRONZE |
IS 318:81 Gr.LTB2 |
| STUFFING BOX |
LEADED TIN BRONZE |
IS 318:81 Gr.LTB2 |
| PACKING |
HEMP & JUTE ASBESTOS |
IS 5414, IS 4687 |
| GLAND |
LEADED TIN BRONZE |
IS 318 : 81 Gr.LTB2 |
| GLAND NUT |
LEADED TIN BRONZE |
IS 318 : 81 Gr.LTB2 |
| HAND WHEEL |
C.l. |
IS 201:93 Gr.FG200 |
| WASHER |
M. S. |
------ |
| SET SCREW |
M. S. |
------ |
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| DIMENSIONAL DATA |
| NPS |
15 |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
| L |
72 |
76 |
90 |
100 |
110 |
120 |
140 |
150 |
190 |
| Øb |
15 |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
| H |
100 |
112 |
125 |
140 |
160 |
176 |
205 |
238 |
295 |
| HW |
60 |
60 |
70 |
80 |
92 |
103 |
130 |
150 |
165 |
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| TEST PRESSURES |
NOMINAL PRESSURE ACCODING
TO CLASS DESIGNATION |
SHELL TEST
(HYDROSTATIC) |
SEAT & BACK SEAT (HYDROSTATIC) |
STANDARD NO. |
| CLASS 1 |
1.5 Mpa (217.5 psig) |
1.0 Mpa (145 psig) |
IS 6157 |
| CLASS 2 |
2.4 Mpa (348 psig) |
1.6 MPA (232 psig) |
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