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CATEGORY VIEW  - IS:781 MARKED BRASS BIB & STOP COCKS

 
 

IS: 781 BRASS STOP COCK (INTERNAL THREAD)

S. No
Size   DIMENSIONS IN MM   SPECIFICATION
451 15 mm   NOMINAL SIZE A B C D E   Brass Stop Cock IS Marked to IS-781/1984
452 20 mm   15 mm (1/2") 54 29 14 10 60   Screwed Male end to BSP
453 25 mm   20 mm (3/4") 61 34 16 11 70    
454 32 mm   25 mm (1") 67 43 18 13 85    
455 40 mm   32 mm (1.1/4") 75 53 21 15 100   HYDAULIC TEST PRESSURE
456 50 mm   40 mm (1.1/2") 83 59 22 16 110   Body - 1.5 MPa, Seat & Back Seat - 1.0 MPa
      50 mm (2") 95 72 26 18 135    
                   
                   



MATERIALS
PART NO.
NAME OF PART
MATERIAL
SPECIFICATION
1
Handle
Brass
Gr DCB2 of IS:1264
2
Stem
Brass
Type-1 IS:319
3
Gland
Brass
Gr DCB2 of IS:1264
4
Bonnet
Brass
Gr DCB2 of IS:1264
5
Body
Brass
Gr DCB2 of IS:1264
6
Washer Plat
Brass
Gr DCB2 of IS:1264
7
Washer
Sinthetic Rubber
IS: 4346
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