1. Brief Introduction:
The check valve is good quality with test certificate. It is flange connection and widely used in marine field.
2. Standard:
Design Standard: JIS F7371-1996
Test Standard: JIS 7400-1996
Flange Size as per JIS B2220-5K
3. Material:
Body, Bonnet: Bronze (ZQSn10-21)
Disc, Seat: Bronze (QAL9-21)
Packing: PTFE (SFT-2)