R20

Tipo : Type :	R20			do: 20mm			Area: 314,0mm²
//	PN			Sovrappressione *Overpressure*			Campo di taratura *Setting range*
Overflow	60 barg			1 barg			0,3 - 2,0 bar
Overflow	60 barg			1 barg			2,0 - 10,0 bar
Overflow	60 barg			1 barg			10,0 - 20,0 bar
Materiali *Materials*
Ottone Brass					Mista Ottone-Acciaio inox Mixed Brass-Stainless steel
Guarnizione *Seal / Gasket*
N.B.R. (-10 / + 100 °C), E.P.D.M. (-50 / + 150 °C), VITON (-20 / +200 °C), SILICONE (-60 / +200 °C), KALREZ (-20 / +250 °C)
Connesisoni *Connections*
In					Out
G.1" - 1"1/4 ISO228 G.1" - 1"1/4 ISO228 F R.1" - 1"1/4 EN10226 1" - 1"1/4 NPT					G.1"1/4 ISO228 G.1"1/4 - 1"1/2 ISO228 F 1"1/4 - 1"1/2 NPT 1"1/4 - 1"1/2 NPT F
TABELLA PORTATE - FLOW RATE TABLE
Pset [barg]	Aria [kg/h] Air [kg/h]			Acqua [kg/h] Water [kg/h]			Vapore [kg/h] Steam [kg/h]
0,3	229			3141			144
0,5	276			4056			160
0,8	340			5130			179
1,0	384			5735			191
1,5	503			7024			223
2,0	635	92		8111	8111		256	37
2,5		220			9068			82
3,0		381			9934			133
4,0		488			11471			152
5,0		600			12825			170
6,0		716			14049			187
7,0		834			15174			204
8,0		1085			16222			250
9,0		1207			17206			264
10,0		1329	444		18137	18137		277	93
11,0			503			19022			100
12,0			569			19868			109
13,0			634			20679			117
14,0			702			21460			125
15,0			778			22213			134
16,0			853			22941			143
17,0			930			23647			151
18,0			1011			24333			160
19,0			1101			25000			170
20,0			1188			25649			179

Valvola di sovrappressione in ottone o mista