Valvula de seguridad
Performance
Flanged Safety Relief Valves Series 441 Full nozzle Series 458
CATALOG 2
The-Safety-Valve.com
Product Range
LESER Safety Valves for every industrial application
High Performance
Compact Performance
Series 441 Full nozzle Type 441, 442 Full nozzle DIN Type 441, 442 Full nozzle ANSI
API
Series 458 Type 455, 456 Type 457, 458
Clean Service
Series 441 Type441, 442 DIN
H 2S O 4 HNO3 NH3 HCL
Critical Service
Type 441, 442 ANSI
Series XXL
Modulate Action
Type 441, 442 XXL
Best Availability
Series 444 Type 444 DIN Type 444 ANSI
to refer ease rmance Pl Perfo High atalog 1 C
General Type 441, 442 Full nozzle DIN
DN 20, 40, 50 Set pressure 0,1 – 40 bar, 1,5 – 580 psig Flanges according to DIN EN 1092
Type 441, 442 Full nozzleANSI
Valve size 1" – 4" Set pressure 0,1 – 51 bar, 1,5 – 740 psig Flanges according to ASME B16.5
DN 25 – 100, 1" – 4" Set pressure 2,5 – 100 bar, 36 – 1450 psig Flanges according to DIN EN 1092 and ASME B16.5
DN 25 – 150, 1" – 6" Set pressure 2,5 – 300 bar, 36 – 4350 psig Flanges according to DIN EN 1092 and ASME B16.5
Options
Options
Type 457, 458
Type 457, 458
Type 456, 456Type 455, 456
Type 441, 442 Full nozzle ANSI
Type 441, 442 Full nozzle DIN
General
Contents
Overview
General
Applications, General design features Valve finder Valve selection How to use: Signs and symbols, Flange drillings and facings How to use: Determination of coefficient of discharge Kdr / α w How to use: Capacity sheets LESER Effective Orifice LEOS/G LESER EffectiveOrifice LEOL Sour gas service
Chapter/Page 00/01
00/02 00/03 00/05
Type 441, 442 Full nozzle ANSI
Materials • Conventional design • Balanced bellows design How to order • Numbering system • Article numbers Dimensions and weights • Metric Units • US Units Pressure temperature ratings • Metric Units • US Units Flange drillings and facings Order information – Spare parts Available optionsApprovals Capacities • Steam • Air • Water
07/01
07/02 07/04 07/06 07/08 07/10 07/11 07/12 07/13 07/14 07/15 07/16 07/17
00/07
00/08 00/09 00/11 00/12 00/13
[Metric Units + US Units] [Metric Units + US Units] [Metric Units + US Units]
07/18 07/19 07/20 07/21
Determination of coefficient of discharge Kdr /α w
LESER Type
Type 441, 442 Full nozzle DIN
Materials • Conventional design •Balanced bellows design How to order • Numbering system • Article numbers Dimensions and weights • Metric Units • US Units Pressure temperature ratings • Metric Units • US Units Flange drillings and facings Order information – Spare parts Available options Approvals Capacities • Steam • Air • Water [Metric Units + US Units] [Metric Units + US Units] [Metric Units + US Units]
Chapter/Page 06/0106/02 06/04 06/06 06/08 06/10 06/11 06/12 06/13 06/14 06/15 06/16 06/17 06/18 06/19 06/20 06/21
Type 455, 456
Materials • Conventional design • Balanced bellows design How to order • Numbering system • Article numbers Dimensions and weights • Metric Units • US Units Pressure temperature ratings • Metric Units • US Units Flange drillings and facings Order information – Spare parts Availableoptions Approvals Capacities • Steam [Metric Units + US Units] • Air [Metric Units + US Units] • Water [Metric Units + US Units] Determination of coefficient of discharge Kdr /α w
08/01
08/02 08/04 08/06 08/08 08/10 08/11 08/12 08/13 08/14 08/15 08/16 08/17 08/18 08/19 08/20 08/21
Determination of coefficient of discharge Kdr /α w
talog to ca 1 refer s 44 Serie
talog to ca 4 refer s 44Serie
Type 441
Cap H2 Closed bonnet Conventional design
Type 441
Packed lever H4 Closed bonnet Conventional design
Type 441
Plain lever H3 Closed bonnet Conventional design
Type 444
Packed lever H4 Closed bonnet Conventional design
Type 441
Cap H2 Closed bonnet Balanced bellows design
Type 442
Plain lever H3 Open bonnet Conventional design
Type 444
Cap H2 Closed...
Regístrate para leer el documento completo.