CRYOGENIC
Type 28301 - Topwork
for Cryogenic-Globe and Globe/Check Valves

Bronze topwork "live loaded" gland packing "cleaned and degreased for oxygen service"


Part No. 28301.X.0000
Part No. 28301.X.5000 with check function



suitable for:

TypeNominal size
01301, 01305, 02401DN10 - DN50
01331DN10 - DN100
01335DN10 - DN50
03331DN25 - DN150


 
Type 28301 - Topwork
 

Materials

DIN EN

ASTM

1 Valve seal PTFE / Carbon filled (25%)
2 Disc CW614N B 283 UNS C38500
3 Bonnet gasket PTFE
4 Headpiece CC493K B 505 UNS C93200
5 Bolts 1.4301/A2 A 194 B8
6 Stem 1.4301 A 276 Grade 304
7 Gland packing Graphite / PTFE
8 Gland nut CW614N B 283 UNS C38500
9 Handwheel Aluminium alloy
10 Spring CW452K B 159 UNS C51900
 
Type 28301 - Topwork
 

Type 28301Technical data
Nominal size DN101520253240506580100150
Dimension code.X.01000150020002500320040005000650080010001500
HeightH130130130130155160185240285320380
Number of bolts444444666612
Handwheel-ØB100100100100125125125200250315360
Weightca. kg0.60.70.951.01.51.92.74.85.98.418.0
Dimensions in mm.

Produktdetails Produktanfrage


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