Ball Valve Hot Water, Full Bore, Welding / Threaded Ends


Ball Valve Hot Water, Full Bore, Welding / Threaded Ends

K81 121 416/425/440 WKP 2c     welding ends
K81 131 416/425/440 WKP 2g     threaded ends
K81 181 416/425/440 WKP           combination

APPLICATION
Heat distribution, air condition and industrial systems of oils and othernon-corrosive working fluids

TEMERATURE RANGE
-20°C až +200°C

CONNECTION
- welding ends according to CSN EN 12 627
- internal pipe thread according to ISO 228-1

 

Pozice Popis Materiál
1. Ball X5CrNi18-10
2. Seat PTFE+20%C
3. Ring X5CrNi18-10
4. Spring 50CrV4
5. Connector Pipe P355N
6. Body P355N
7. Chimney P355N
8. Plug X8CrNiS18-9
9. Lower Ring PTFE+20%C
10. Packing VITON
11. Packing gland PTFE+20%C
12. Lever X20Cr13
13. Screw St3S
14. Screw steel
15.   steel
Power industry   Oil and gas   Oil refinery and petrochemical industry   Chemical industry   Water service   Food industry   Metalurgy and cooking plants   Other industry  


Chart of main Dimensions

DN PN dk D s L-2c L-2g L-cgw L-ccu I H k Kvs kg 2c kg 2g
15 16-40 15 21,3 2,3 230 75 152,5 242,5 140 70 oválný otvor d1=6,5 / d2=10 9,8 0,7 0,6
20 16-40 20 26,9 2,6 230 75 152,5 245 140 70 oválný otvor d1=6,5 / d2=10 16,2 0,9 0,8
25 16-40 25 33,7 3,2 230 90 160 247,5 160 85 14 26,9 1,5 1,4
32 16-40 32 42,4 3,2 260 105 182,5 - 160 90 14 47,5 1,8 1,7
40 16-40 40 48,3 3,2 260 120 190 - 200 125 17 99,8 2,6 2,4
50 16-40 50 60,3 3,6 300 145 222,5 - 200 125 17 166,7 3,5 3,1
65 16-25 65 76,1 3,6 300 - - - 280 145 19 282 5,7 -
80 16-25 80 88,9 3,6 300 - - - 280 150 19 425 7,7 -
100 16-25 100 114,3 3,6 325 - - - 280 170 19 730 11,2 -
125 16 125 139,7 4,5 350 - - - 400 180 25 1085 19,5 -
150 16 150 168,3 5,0 350 - - - 600 210 25 1900 22,7 -
200 16 200 219,1 9,0 400 - - - 900 260 27 2890 45 -

Valve temperature working range at max. pressure

Scope of the operation: A+B = DN 15,20,25,32,40,50 B = DN 65,80,100,125,150,200