Knife Gate Valve With Lever 6400


General use : Pulp production, water, water treatment, waste water, chemical industry (powdery or crystallizing products), wine-producing, pulverized products (cement work, pneumatic transport, stocking).


Function ON/OFF or regulation.

Wafer threaded mounting ISO PN10.

Unidirectional tightness, direction indication thanks to the arrow on the body. Small retention zone : the gate is guided in the body and has little clearance. Gland assembly : packing and O-ring (same material as seat joint) to assure the elasticity and decrease the operating force.

Small head loss.

Possibility to regulate thick fluids with the adaptation of a diaphragm ring .


Maximum working pressure : DN 50-250 : 10 bar

DN 300 : 7 bar

Maxi temperature : -10°C / +130°C (standard tightness)


Manufacture according to the requirements of the European directive 97/23/CE «Equipments under pressure» : modulate H.

On request : Product in accordance to european directive

“Potentialy explosive atmospheres” N°94/9/EC : ATEX II 2 GD c and ATEX II 3 GD c. Test procedures are established according to standard EN 12266-1, DIN 3230,

BS 5154 and ISO 5208

Connections according to standard EN 1092-2 and DIN 2501 : ISO PN10.

Main Dimensions

DIMENSIONS* Pre-shaped parts up to DN 300.**Missing parts on metal / metal tightness.
mmDNinchABCDØ VHØ KnØ MW eigh t(kg)D
502″402831248320034812544 x M167,5
652″1/2403081398320038814544 x M169,0M15
803″503331548320041316084 x M1610,0AA1
1004″503781748320048818084 x M1611,5K – n
1255″504231899325056421084 x M1615,5
1506″604742209325063524084 x M2018,5
2008″605 932 7510 83 108092 9584 x M2 035,0
25010″706 853 2610 83 109463 50128 x M2 047,0
30012″707923801083101118400128 x M2061,0
35014″9690043829050012824601610 x M 20117
40016″10097849429050014415151610 x M 24151
45018″106110554729050015875652014 x M 24187
50020″110121561329050018096202014 x M 24205
60024″110141871629050020607252014 x M 27292

Expert technical

Contact us for expert technical advice with applications, grade selection and product working pressures.

Wide range of

DH Stainless stock the widest range of stainless steel piping and tubular products.

Three stock

DH Stainless have our main distribution stock hub at our head office in North West England as well as stock branches in Scotland and South East England.