DIMENSIONS (MM)  
NOMINAL BORE 50 65 80 100 125 150 200 250 300 350 400 450 500 600
FACE TO FACE 200 240 260 300 350 400 500 600 700 800 900 1000 1100 1300
HINGE PIN DIA 10 10 10 12 12 16 20 22 25 25 32 32 38 38
SIZE OF BY-PASS 10 10 10 10 10 15 25 25 40 40 40 50 50 65
       

                  

By-Pass valves upto 40 mm Size of Gun-Metal and above 40 mm of Cast Iron
By-Pass Bends upto 50 mm Size of Galvanize Iron and above 50 mm of Cast Iron

NB: Flange as per I.S. 1538


PART NO.

DESCRIPTION

MATERIAL

1.

MOUNTING PROVISION FOR BY - PASS ARRANGEMENT.

2. DOOR RING LEADED - G - M
3. DOOR CAST IRON
4. HINGE CAST IRON
5. PLUG CAST IRON
6. NUTS & BOLTS MILD STEEL
7. BODY CAST IRON
8. HINGE PIN BRASS
9. GASKET RUBBER
10. BODY RING LEADED - G. M.
11. COVER CAST IRON
TEST PRESSURES :
SIZE OF VALVES TEST PRESSURE KGF / CM2 WORKING PRESSURE KGF / CM2
  BODY SEAT  
50 TO 125 24 16 16
150 TO 300 15 10 10
350 TO 600 9 6 6