Din STD. ND - 16 / ND - 40
| Technical Data |
| Manufacturing STD |
: |
BS 1873 |
| Testing & Inspection STD |
: |
API 598 |
| Face to Face |
: |
As per Din ND -16/ND -40 |
| End connections |
: |
Flanged as per Din 2533/2543/2535/2545 |
| Shell wall thickness |
: |
ANSI B 16.34 |
|
Suitable for : - Steam and Oil
| Hydraulic Test Pressure |
| STD |
BODY |
SEAT |
AIR |
| ND 16 |
32 kg. /cm2 |
16 kg. /cm2 |
6 kg. /cm2 |
| 464 PSIG |
232 PSIG |
80 PSIG |
| ND 40 |
80 kg. /cm2 |
40 kg. /cm2 |
6 kg. /cm2 |
| 1160 PSIG |
580 PSIG |
80 PSIG |
|
|
| No. |
Description |
Material |
Qty. |
| 01 |
Body |
ASTM A 216 Gr. WCB / CAST IRON |
1 |
| 02 |
Bonnet |
ASTM A 216 Gr. WCB / CAST IRON |
1 |
| 03 |
Seat Ring |
AISI 410 (13% CR) |
1 |
| 04 |
Disc |
AISI 410 (13% CR) |
1 |
| 05 |
Stem |
AISI 410 (13% CR) |
1 |
| 06 |
Stem nut |
AISI 410 (13% CR) |
1 |
| 07 |
Bonnet Bush |
AISI 410 |
1 |
| 08 |
Gland |
Carbon Steel |
1 |
| 09 |
Gland Packing |
Metalic Wire Reinforced |
- |
| Graphited Asbestos |
| 10 |
Yoke Sleeve |
NI - Resist |
1 |
| 11 |
Bonnet gasket |
Compressed Asbestos |
1 |
| Fibre/ Soft Steel |
1 |
| 12 |
Bonnet Stud & Nut |
ASTM A 193 Gr. B7 |
- |
| ASTM A 194 Gr. 2H |
| 13 |
Eye Bolt & Nut |
ASTM A 193 Gr. B7 |
2 set |
| ASTM A 194 Gr. 2H |
| 14 |
Hand Wheel |
Cast Iron |
1 |
| 15 |
Hand Wheel Nut |
Carbon Steel |
1 |
| Size |
A |
B |
øC |
øD |
øM |
N |
PCD |
ø J |
| 25 |
161 |
18 |
68 |
115 |
14 |
4 |
85 |
125 |
| 40 |
199 |
20 |
88 |
150 |
18 |
4 |
110 |
175 |
| 50 |
231 |
20 |
102 |
165 |
18 |
4 |
125 |
175 |
| 65 |
291 |
22 |
122 |
185 |
18 |
8 |
145 |
225 |
| 80 |
309 |
24 |
138 |
200 |
18 |
8 |
160 |
225 |
| 100 |
351 |
26 |
162 |
235 |
22 |
8 |
190 |
250 |
| 125 |
401 |
28 |
188 |
270 |
26 |
8 |
220 |
250 |
| 150 |
481 |
30 |
218 |
300 |
26 |
8 |
260 |
312 |
| 200 |
599 |
34 |
285 |
375 |
30 |
12 |
320 |
375 |
| 250 |
729 |
42 |
345 |
450 |
33 |
12 |
385 |
500 |
| Primary Service Rating & Test Pressure |
| ND 16 |
16 kg / cm2 |
220°C |
| ND 40 |
40 kg / cm2 |
400° C |
|
