ARI Armaturen STEVI 446 EN - Manual (Page 8)

Page 8 Rev. 0040301000 0410
Operating and installation instructions
Str. thr. control valves - STEVI
®
440 / 441, 445 / 446
4.4 Technical data
for
- Principal dimensions
- Pressure-temperature-ratings, etc. refer to data sheet.
4.5 Marking
Fig. 14: DIN
Fig. 15: ASME
Address of manufacturer: refer to item 11.0 Warranty / Guarantee
According to the Pressure Equipment Directive table 6, annex II, valves without safety
function are only allowed to bear the CE-marking DN32 onwards.
Valves with safety function are:
Type 440 DP-G / 441 DP-G and
Type 440 / 440-D with FR2.1 and Ü-sign
Type-Number
Flow characteristic:
e.g. GLP - equal percentage
LIN - linear
Nominal pressure
Manufacturer
CE-marking
Notified body
Nominal diameter
Kvs-value
Plug design:
e.g. WD 200°C - PTFE-soft sealing
ST - stellited
LAK - V-port plug
LOK - Perforated plug
EK 200°C - Pressure balancing plug
Material of
internal parts
Year of manufacture
clear speech (1. and 2. position)
Serial-No.
Stem sealing:
e.g. V-Ring 220°C - PTFE-V-ring unit
PTFE 250°C - PTFE-packing
Graphit - Graphit packing
O-Ring 130°C - EPDM-O-ring sealing
Faltenbalg - Stainless steel bellows seal
kundenspezifische
Angaben
Type-Number
Flow characteristic:
e.g. GLP - equal percentage
LIN - linear
Nominal pressure
Manufacturer
CE-marking
Notified body
Nominal diameter
Cv-value
Plug design:
e.g. WD 392°F - PTFE-soft sealing
ST - stellited
LAK - V-port plug
LOK - Perforated plug
EK 392°F - Pressure balancing plug
Material of
internal parts
Year of manufacture
clear speech (1. and 2. position)
Serial-No.
Stem sealing:
e.g. V-Ring 428°F - PTFE-V-ring unit
PTFE 482°F - PTFE-packing
Graphite - Graphit packing
O-Ring 266°F - EPDM-O-ring sealing
Bellows - Stainless steel bellows seal
kundenspezifische
Angaben