ARI-ZEDOX 122

Double flanged high performance valve – Double offset

ARI-ZEDOX 122 Double flanged high performance valve - Double offset
eClass-No.: 37010301
Application: Oil and gas processing, refineries, petrochemicals, chemicals, power plants, district heating, solar thermal power stations, pulp and paper, steelworks, sugar processing, industrial and plant manufacturing, Shipbuilding, specific applications in HVAC
Medium: Refrigerant, cooling water, warm water, hot water, thermal oil, steam, gas, alkalis, acids, de-ionised water, pure steam, etc.

• Carbon steel / stainless steel body
• Double offset construction: Rotary movement (90°) without wear or friction
• Metallic or PTFE+C sealing
• Bi-directional tightness
• Replaceable seat ring
• Fire Safe acc. to ISO 10497 / BS6755
• ATEX (optional)

Double flanged high performance valve (Cast steel, Stainless steel)

ARI-ZEDOX 122 Double flanged high performance valve - Double offset

Figure Nominal pressure Material Nominal diameter Sealing element
31.1221) PN 6 – PN 10 1.0619+QT DN 200-800 PTFE+C (TS)
DN 200-1200 Stainless steel (CS)
32.1221) PN16 1.0619+QT DN 200-800 PTFE+C (TS)
DN 200-1200 Stainless steel (CS)
34.1221) PN 25 1.0619+QT DN 200-800 PTFE+C (TS)
DN 200-1200 Stainless steel (CS)
51.1221) PN 6 – PN 10 1.4408 DN 200-800 PTFE+C (TS)
DN 200-1200 Stainless steel (CS)
52.1221) PN16 1.4408 DN 200-800 PTFE+C (TS)
DN 200-1200 Stainless steel (CS)
54.1221) PN 25 1.4408 DN 200-800 PTFE+C (TS)
DN 200-1200 Stainless steel (CS)
Face-to-face dimension series 14 acc. to EN 558-1 Standard: Bolted Bottom Cover (BBC)

Optional: Welded Bottom Cover (WBC)
PN100* 1.4581/1.4571 DN15- 25 -10°C to +300°C

(up to +400°C on request)

 Flange DIN EN 1092-1
* optional flange ANSI600 EN 1759-1
Construction
Safety valve, spring loaded, direct loaded
Requirement
Acc. to EN ISO 4126-1, VdTÜV-leaflet 100, AD2000-A2
Type-test approval
Standard safety valve: Fig. 961/962/963 TÜV · SV · . . -1041 · D/G
Standard safety valve: Fig. 961/963 TÜV · SV · . . -1041 · F
Sizing
for steam, air and water refer to capacity tables, calculations acc. to EN ISO 4126-1, TRD 421 and AD2000-A2
Details required
Medium gasform: Mass flow (kg/h), molar mass (kg/kmol), Isotropic exponent, temperature (°C), set pressure (barg), back pressure (barg)
Medium liquid: Mass flow (kg/h), density (kg/m3), viscosity, temperature (°C), set pressure (barg), back pressure (barg)
Order data:
ARI-SAFE-TCP – Safety valve, Figure ….., DN … / …, PN .. / .., Material …….., Set pressure …. bar
standard: without metal bellows
Superimposed back pressure no backpressure allowed
Built up back pressure max. 10% from set pressure (higher on request)
Parts
Pos. Sp.p. Description Fig. 67.961/962/963 Fig. 57.961/963
1 Body GX5CrNiMoN19-11-2, 1.4581
4 Spindle guide X6CrNiMoTi17-12-2, 1.4571
7 x Gasket Pure graphite (CrNi laminated with graphite)
11 Bonnet, closed EN-GJS-400-18U-LT, EN-JS1049 GX5CrNiMoN19-11-2, 1.4581
12 Disc X6CrNiMoTi17-12-2, 1.4571
14 x Spindle X6CrNiMoTi17-12-2, 1.4571
17 Adjusting screw X2CrNiMo17-12-2, 1.4404
27 x O-ring FPM
28 Cap, closed GX5CrNiMoN19-11-2, 1.4581
29 Cap, open GX5CrNiMoN19-11-2, 1.4581
30 Cap, gastight EN-GJS-400-18U-LT, EN-JS1049 GX5CrNiMoN19-11-2, 1.4581
36 Lever, closed

(optional: Fig. … .961 / Fig. … .962)

 EN AC-4420 (Al)
37 x Spring FDSiCr X10CrNi18-8, 1.4310
65 Coupling X6CrNiMoTi17-12-2, 1.4571
66 O-ring FPM
67 Lift button X6CrNiMoTi17-12-2, 1.4571
└ Spare parts
DN 15 20 25
Spring ranges: Standard design
  (barg) 0,2 – 0,25
(barg) > 0,25 – 0,5
(barg) > 0,5 – 1
(barg) > 1 – 1,4
(barg) > 1,4 – 2,95
(barg) > 2,95 – 4,9
(barg) > 4,9 – 12
(barg) > 12 – 20
(barg) > 20 – 27
(barg) > 27 – 35
(barg) > 35 – 45
(barg) > 45 – 59
(barg) > 59 – 100

Information / restriction of technical rules need to be observed!

The engineer, designing a system or a plant, is responsible for the selection of the correct valve.

Resistance and fitness must be verified (contact manufacturer for information, refer to Product overview and Resistance list).

DN 15 20 25
NPS 1/2 x 1/2 1/2 x 3/4   3/4 x 1/2 3/4 x 3/4 3/4 x 1 1 x 1
DN1 / DN2 DN 15 / 15 DN 15 / 20 DN15 / 25   DN 20 / 20 DN 20 / 25 DN 25 / 25
Dimensions
d0 (mm) 12 12 12 12 12 12 12
A0 (mm2) 113 113 113 113 113 113 113
GE (inch) 1/2 1/2 — 3/4 3/4 3/4 1
GA (inch) 1/2 3/4 — 1/2 3/4 1 1
b (mm) 15 15 — 16 16 16 18
l (mm) 42 47 — 42 47 50 50
l1 (mm) 34 34 — 34 34 34 34
l2 (mm) 110 110 110 — 110 110 110
l3 (mm) 85 85 85 — 85 85 120
H (mm) 189 189 110 189 189 189 189
X (mm) 100 100 85 100 100 100 100
Weights
standard (kg) 1,2 1,2 — 1,2 1,2 1,2 1,2
optional: flange design (kg) 3,7 4,5 5,0 — 5,4 5,9 6,6
DN 15 20 25
Flange acc. to DIN EN 1092-1
ØD (mm) 105 130 140
b (mm) 20 22 24
Standard-Flangeholes
ØK (mm) 75 90 100
n x Ød (mm) 4×14 4×18 4×18
Pressure-temperature-ratings Intermediate values for max. permissible operational pressures can be determined by linear interpolation of the given temperature / pressure chart.
acc. to DIN EN 1092-1 -60°C to <-10°C -10°C to 100°C 150°C 200°C 250°C 300°C 350°C 400°C 450°C
1.4581 PN100 (bar) 75 100 98 93,3 88,5 83,3 80,4 78 —
Certified coefficient of discharge Kdr (Values for D/G variable: < 4 bar)
DN 15 20 25
TÜV · SV · . . – 1041 · D/G 0,30
TÜV · SV · . . – 1041 · F 0,23
Parts
Pos. Sp.p. Description Fig. 34.122 Fig. 54.122
1 Body 1.0619+QT 1.4408
2 Disc 1.4408 (optional 1.4460)
3 Pivot 1.4021+QT 1.4542
4 Bottom cover 1.4404 (BBC), (optional WBC: 1.0565) 1.4404
5 Stem 1.4021+QT 1.4542
6 Pin A4-70
7 Bushing P1 Inconel 625
8 Sicherungsring PTFE on stainless steel net
9 / 24 x Shim 3) 978-C / SIGRAFLEX HIGH PRESSURE (SIGRAFLEX HIGH PRESSURE for steam version)
10 x Sitzring CS: 1.4404 (optional: 1.4539)
TS: PTFE+C; special material on request
11 Retaining ring 1.0425 1.4404
12 Socket screw A4-80
13 Washer A4
14 Back-up-ring 1.4404
15 x Box packing Graphite
16 Shaft seal bushing 1.4404
17 / 18 x O-ring EPDM (not fitted in steam version)
19 Gland 1.4404
20 Hexagonal screw A4-70
21 Key A4
22 Axial-washer P1 Inconel 625
23 Shim 978-C / SIGRAFLEX HIGH PRESSURE (SIGRAFLEX HIGH PRESSURE for steam version)
26 Hexagon screw A4-70
30 Mounting bracket 1.0576 (galvanized)
31 Socket screw A4-70
32 Hexagon nut A4-70
33 Retaining washers pair A4
34 Stud A4-70
35 Hexagon nut A4-70
└ Spare parts

ARI-ZEDOX 122

Double flanged high performance valve – Double offset

PHONE: 0812-3340-4116

ARI ARMATUREN – Steam product solution

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