Model:H40J
Design and Manufacture:GB12235
Face to face dimension: GB12221
Flange dimension:GB4216
Purpose:
It’s special for controlling the usual corrosive media.Its body inner surface is lined with different rubbers. It features a high strength and prominent performance of corrosion resistance. It can be selected to suit with different working temperatures and fluid pipelines and be suitable for the one way open and close to prevent the refluence of the medium in pipelines or facilities. Suitable temperature:≤85?, ≤100?,≤120? (According to lining materials)
Pressure Rating: PN(Mpa): 0.6, 1.0
Materials
Upper body: Cast iron, spheroidal graphite cast iron
Lower body: Cast iron, spheroidal graphite cast iron
Lining: rubber
Ball: Aluminium alloy core fully covered with rubber
Tests:
Lining layer: Electrospark detecting
Test to GB/T13927
Nominal pressure:PN(Mpa)
Body:PN*1.5
Seal:PN*1.1