Usage:It has been widely used in the fields of petro-chem, pharmacy and elertric power etc.It is used by means of open and close on the pipes of steam,water and oil etc,under the pressure of¡Ü1.0MPa

          Function and specification:

Type	Nominal pressure (MPa)	Testing		Working temperature( ¡æ)	Suitable medium
		Strength£¨Water£©(MPa)	Enclose£¨Water£©(MPa)
Z41T-10	1.0	1.5	1.1	¡Ü 120	Steam  ,Water
Z41W-10	1.0	1.5	1.1	¡Ü 100	Oil

Main parts and materials:

Parts name  Material Body,Cover,Disc Grey iron Stem Catbon steel Gasket Asbestos plats

Outling and connect measurement:

Type  Nominal DN(mm) Measurement(mm) L D D1 D2 b-f Z-§¶d H D 0 Z41T-10 Z41W-10 Z41H-10 40 165 145 110 85 18-3 4-18 245 135 50 178 160 125 100 20-3 4-18 286 180 65 190 185 145 120 20-3 4-18 320 180 80 203 195 160 135 22-3 4-18 373 200 100 229 215 180 155 22-3 8-18 428 200 125 250 250 210 185 24-3 8-18 513 240 150 270 280 240 210 24-3 8-23 582 240 200 292 335 295 265 26-3 8-23 730 320 250 330 390 350 320 28-3 12-23 897 320 300 356 440 400 368 28-3 12-23 1032 400