NON RETURN VALVE(Flanged)

SAILENT FEATURES:

  • Design Standard IS 5312-1 1984.
  • Flanged Ends to IS 1538.
  • Swing Type Seating.
  • Bolted Cover.
  • Renewable Seat with Rubber Flap.

MATERIALS:

Name of Part Material Specification
Body, Bonnet & Disc Cast Iron IS 210 Gr. FG 200
Hinge Cast Iron IS 210 Gr. FG 200
Body Ring Bronze IS 318 Gr. LTB 2
Hinge Pin S.S / Brass AISI 410 / IS 6912 Gr. FLB
Gasket & Seat Rubber IS 638-2
Bolt, Nut & Plug Carbon Steel IS 1367

Size Range From: 2" (50mm) to 12" (300mm)

SUITABLE FOR

Steam Water Oil Air Gases

Test Pressure (Hydraulic):

<strong>PN10 - Shell Test Pressure (Hydraulic) 1.5 MPa</strong>
Seat Test Pressure (Hydraulic) 1.0 MPa
<strong>PN16 - Shell Test Pressure (Hydraulic) 2.4 MPa </strong>
Seat Test Pressure (Hydraulic) 1.6 MPa