GEM 550 - Technical Data: Product Conformity; Kv Values and Regulatory Compliance

Pressure/temperature
correlation:
1) Connection type
Code 0: Spigot DIN
Code 1: Threaded socket DIN ISO 228
Code 1A: Spigot DIN 11866 series A
Code 1B: Spigot DIN 11866 series B
Code 3C: Threaded socket Rc ISO 7-1, EN 10226-1, JIS B 0203, BS 21, end-to-end dimension ETE DIN 3202-4
series M8
Code 3D: Threaded socket NPT, end-to-end dimension ETE DIN 3202-4 series M8
Code 9: Threaded spigot DIN ISO 228
Code 10: Flange EN 1092, PN 25, form B, face-to-face dimension FTF EN 558 series 1, ISO 5752, basic
series 1
Code 13: Flange EN 1092, PN 25, form B
Code 16: Spigot EN 10357 series B, formerly DIN 11850 series 1
Code 17: Spigot EN 10357 series A (formerly DIN 11850 series 2)/DIN 11866 series A
Code 18: Spigot DIN 11850 series 3
Code 37: Spigot SMS 3008
Code 47: Flange ANSI Class 150 RF
Code 59: Spigot ASME BPE
Code 60: Spigot ISO 1127/EN 10357 series C/DIN 11866 series B
Code 80: Clamp ASME BPE, face-to-face dimension FTF ASME BPE
Code 82: Clamp DIN 32676 series B, face-to-face dimension FTF EN 558 series 1
Code 86: Clamp DIN 32676 series A, face-to-face dimension FTF EN 558 series 1
Code 88: Clamp ASME BPE, face-to-face dimension FTF EN 558 series 1
2) Valve body material
Code 34: 1.4435, investment casting
Code 37: 1.4408, investment casting
Code 40: 1.4435 (F316L), forged body
Code C2: 1.4435, investment casting
Kv values:
DN Butt weld spigot
DIN 11850
Butt weld spigot
DIN 11866
Threaded socket
DIN ISO 228
6 1.6 - -
8 1.8 2.2 -
10 2.4 4.5 4.5
15 2.4 5.5 5.4
20 - 11.7 10.0
25 - 20.5 15.2
32 - 33.0 23.0
40 - 51.0 41.0
50 - 61.0 68.0
65 - 110.0 95.0
80 - 117.0 130.0
Kv values in m³/h
Kv values determined in accordance with EN 60534. The Kv value data refers to control function 1 (NC) and the
largest actuator for each nominal size. The Kv values for other product configurations (e.g. other connection
types or body materials) may differ.
7.4 Product conformity
Food: Regulation (EC) No. 1935/2004*
Regulation (EC) No. 10/2011*
FDA*
* depending on version and/or operating parameters
Pressure Equipment Dir-
ective:
2014/68/EU
Machinery Directive: 2006/42/EC
www.gemu-group.com16 / 46GEMÜ 550
7 Technical data