A type butterfly valve

A Type butterfly vavle with 4 holes
Outline and connection dimension
Note:
1. The numerator of 1 item is 1.0Mpa,the denominator is 1.6Mpa.
2. The numerator n-ø3 item is GB921199-88, ISO2084, BS4504, 1.0MPais of DIN standard system. The denominator is the dimension of ANSI B16.1.
3.The H2, dimensions may be changed into lengthened stem butterfly valve.
A type butterfly valve