CRYOGENIC
Type 28321 - Topwork
for Cryogenic-Globe and Globe/Check Valves

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


Part No. 28321.X.0010 (H=270mm)
Part No. 28321.X.0020 (H=370mm)



Part No. 28321.X.5010 (H=270mm) with check function
Part No. 28321.X.5020 (H=370mm) with check function




suitable for:

TypeNominal size
01311, 01313DN25, DN40
01321, 01322DN25, DN40
01741, 01743DN25, DN40


 
Type 28321 - 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 1.4301 / 1.4308 A 276 Grade 304 / A 351 CF8
5 Bolts 1.4301/A2 A 194 B8
6 Elongation tube 1.4541 A 213 TP 321
7 Stem 1.4301 A 276 Grade 304
8 Gland packing Graphite / PTFE
9 Gland nut CW614N B 283 UNS C38500
10 Handwheel Aluminium alloy
11 Spring CW452K B 159 UNS C51900
 
Type 28321 - Topwork
 

Type 28311Technical data
Nominal size DN2540
Dimension code.X.02500400
HeightH270 mm or 370 mm
Number of bolts44
Handwheel-ØB100125
Weightca. kg1.42.4
Dimensions in mm.

Produktdetails Produktanfrage


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