Design Standard IS 5312 – 1.

Flanged Ends to IS 1538.

Seating design – Swing Type.

Bolted Cover.

Renewable Seat with Premium Quality Rubber Flap.

Flexible installation (Horizontal / Vertical)

1 Bolts Carbon Steel IS 1363 Part 1 Class 4.6

As Reqd.

2 Cover Cast Iron IS 210 Gr. FG 200 1

3 Gasket Nitrile Rubber IS 638 Type B 1

4 Body Cast Iron IS 210 Gr. FG 200 1

5 Hinge Pin Stainless Steel IS 6603 Gr. X04 Cr19Ni9 1

6 Body Seat Ring Bronze IS 318 Gr. LTB 2 1

7 Bolts Carbon Steel IS 1363 Part 1 Class 4.6 1

8 Washer Carbon Steel – – – 1

9 Disc Facing Nitrile Rubber IS 638 Type B 1

9 Disc Facing Nitrile Rubber IS 638 Type B 1

10 Disc Cast Iron IS 210 Gr. FG 200 1

11 Hinge Cast Iron IS 210 Gr. FG 200 1

1083C 1083Csizes 

PN 1.0 –

Test Pressure (Hydrostatic) :

Shell : 1.5 MPa

Seat : 1.0 MPa

Maximum Working Temperature : 80°C

ISI

Size (Inches) Size (mm) A ØB C By Pass Size

2* 50 203 ±2 165 (+1.5/-1.0) 16 +2 1/2″

2 1/2* 65 216 ±2 185 (+1.5/-1.0) 16 +2 1/2″

3 80 241 ±2 200 ±4.5 21 ±3 1/2″

4 100 292 ±2 220 ±4.5 22 ±3 1/2″

5 125 330 ±2 250 ±4.5 22.5 ±3 1/2″

6 150 356 ±2 285 (+5.5/-2.5) 23 ±3 1/2″

8 200 495 ±3 340 (+5.5/-2.5) 24.5 ±3 1″

10 250 622 ±3 395 (+5.5/-2.5) 26 ±3 1″

Flanges as per IS 5312 Part 1

1 Pipe Union S.G.Iron IS 1865 Gr. SG400/15

11083C sizes