Qingdao  Bestyear   Hardware   &   Machinery   Co.,   Ltd
 
 
Marine Valves
Qingdao bestyear hardware & machinary Co., Ltd
ADD:
7A Huanhai Mansion 22# Yan Er Dao Road Qingdao China
TEL:
0086-532-85786311
0086-532-85759809
FAX:
0086-532-85786310
EMAIL:
cheli@public.qd.sd.cn
Peibo_wang@hotmail.com
JIS F7372 5K Cast Iron Check Valve
JIS F7372
JIS F7372
Product Introduction
The above valve is made completely according to the standard of JIS F7372. And the flanges conform to nominal pressure 5K of JIS B2210. Its inspection and testing also completely conform to the standard of JIS F7400.
Technical Data Materials of Main Parts
Test pressure Mpa
Seal Mpa
0.77 to 0.4
Intensity Mpa
1.05
Maximum working pressure Mpa
oil and pulsation water
0.5
Non_shock
Water of 120C or less
0.7
Parts
Material
name
grads
standard No.
Body
Cast iron
HT200
GB12226
Cover
Disc
cast bronze
ZcuSn5
Pb5Zn5
GB12225
Seat ring
Rocking
   
Copyright © 2005 Qingdao Bestyear Hardware & Machinery All Rights Reserved