1

Design standard conform to

ANSI/AWWA C504

2

Connection flange conform to

DIN PN10/16/25, ANSI B16.1,BS4504, ISO PN10/16, 

JIS B2212/2213, BS 10 Table D, BS 10 Table E

3

Top flange conform to

ISO 5211

4

Face to face conform to

BS5155 Short, ISO5752(Series 13),DIN 3202 F16

5

Test standard conform to

API598

1

Correcting holes are made on flange according to standard, easy correcting during the installation.

2

Through-out bolt or one-side bolt used. Easy replacing and maintanance.

3

Shaft and disc connected by pin, torque screw or non pin, to achieve the opening and closing.

Norminal Diameter:

DN40~DN1200

Norminal PressurePN(MPa):

1.0,1.6,2.0,2.5

Testing pressure(water) Ps(MPa):

Body seat:

1.5 times rated pressure

Seat test:

1.1 times rated pressure

Suitable medium:

Fresh water, sea water, gas, oils, acids, alkalis, etc