Features G-thread cylindrical according to ISO 228 for flat-sealing screw connections, valve body and upper part made of gunmetal or silicon bronze according to DIN 50930-6 / DIN EN 1982, valve seat and valve disc unit made of stainless steel, spindle gear, open/closed position indicator, ergonomic and enclosed handwheel with green/red media identification interchangeable, drain plug G¼
Technical Data Operating pressure max. 1.6 MPa (PN 16)
Operating temperature max. 90 °C
with DVGW test mark
Model 2237.3
Item number 756 970 DN (Nominal Diameter): 40 G (Cylindrical union thread): 1¾
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