naval underground ball valves

free shaft, welding / welding, EN (DIN), DN 25-400, reduced bore

Materials

Body DN 25-400 : Steel, P235GH (1.0345)
Ball DN 25-400 : Stainless steel, X5CrNi18-10 (1.4301)
Ball seal DN 25-400 : PTFE+C
Stem DN 25-400 : Stainless steel, X8CrNiS18-9 (1.4305)
Stem seal DN 25-400 : FPM
Top of stem DN 25-400 : Stainless steel, X5CrNi18-10 (1.4301)

Operation

DN 25-150 : available with a T-key
DN 200-400 : available with portable planet gear

We recommend angle gear operation for sizes DN 200 and larger.

Equipment

DN 25-400 are equipped with:

unpainted

Operating conditions

-30 °C – +200 °C
Below 0 °C contact manufacturer

Leakage rate A (EN 12266-1)

Pressure-temperature diagram DN 10–500

Dimension

DN 25-150

DN 200-400

DNPNProduct no. Naval6K16K2DD1D2D3D4H1H2H3LS1S2kg
2540254606192033.748.333.736.03823653432304,02,62.5
3240254607192542.460.333.736.03883643402603,62,63.0
4040254608193248.370.033.736.04013763492604,52,63.5
5040254609194060.388.933.736.04063763473004,02,94.5
6525254610195076.1101.642.436.04153763483005,02,95.5
8025254611196588.9121.042.436.04263803493005,63,27.0
100252546122780114.3146.060.360.04503923553256,33,612.0
1252525461327100139.7177.860.360.04553843443256,34,016.0
1502525461427125168.3219.160.360.04753913443507,14,522.5
200252846365090150219.1273.076.1-5174073494007,14,546.5
250252846375090200273.0355.676.1-5604233505308,85,084.5
300252846385090250323.9457.088.9-6104483505508,85,6120.5
350252846975090300355.6508.0139.7-63560735068612,56,3188.0
400252846395090350406.4610.0139.7-68748335076212,57263.0

Product numbers and downloads

Product NoEANLVIRSKNRFMMDNPNKvPhotokg
25460625402.5
25460732403
25460840403.5
25460950404.5
25461065255.5
25461180257
2546121002512
2546131252516
2546141502522.5
2846362002546.5
2846372502584.5
28463830025120.5
28469735025188
28463940025263