Fingure:  Z4503

Specification	Application
Design Standard: MSS SP-70 Face to Face: ANSI B16.1 Testing Conform: MSS SP-70	Working Temp: 100 °C Working Pressure: PN10 or PN16 Suitable Media: Water,Steam,Oil ect. Not recommended for Steam Service. Caution: FREEZING WEATHER PRECAUTION - Subsequent to testing a piping system, gate valves should be left in an open position to allow complete drainage.
Materials
No Part Name Material 1 Body ASTM A126A(B) GG20 GG25 2 Seat Ring ASTM B36/B62,SS410 Brass,Bronze 3 Wedge Ring ASTM B36 Brass 4 Wedge ASTM A126A(B) GG20 GG25 5 Wedge Nut ASTM B36 Brass 6 Bolt A216 WCB GS-C25 7 Nut A216 WCB GS-C25 8 Washer A216 WCB GS-C25 9 Bonnet Gasket Graphite Graphite 10 Nut ASTM B36 Brass 11 Trust collor ASTM B36 Brass 12 Packing Graphite Graphite 13 Bonnet ASTM A126A(B) GG20 GG25 14 Gland ASTM A126A(B) GG20 GG25 15 Stem SS410 X10Cr13 16 Handwheel ASTM A126B GG25 17 Washer A216 WCB GS-C25 18 Bolt A216 WCB GS-C25
Dimensions(ANSI B16.1 Flange drilling)
DN D D1 L H b n d 2" 152 120.7 177.8 250 15.8 4 19 2.5" 178 139.7 190.5 265 17.5 4 19 3" 191 152.4 203.2 300 19 4 19 4" 229 190.5 228.6 350 23.9 8 19 5" 254 215.9 254 410 23.9 8 22 6" 279 241.3 266.7 450 25.4 8 22 8" 343 298.5 292.1 550 28.5 8 22 10" 406 362 330.2 650 30.2 12 25 12" 483 431.8 355.6 710 31.8 12 25