316 Stainless Steel lugged knife gate valve with 316 stainless steel body and gate. Operated by a double acting pneumatic actuator and suitable for up to 10 BAR media pressure. Great for slurries, effluent and sewerage treatment plants. Suits table E flanges. Unique design allows for a long life and low maintenance once installed. Other flanges available upon request. Available in resilient seat (NBR) and metal seat (the metal to metal seat will not give a bubble tight seal on liquids). Designed in accordance with MSS SP-81. Limit switches are an optional extra (shown for mounting reference only).

Model Size (mm) Pressure Range Media Temperature Weight (kg) Cylinder Port Size
KGSDA*-50 50 0 to 10 BAR 0°C to 80°C NBR, 150°C Metal 7 3/8"
KGSDA*-65 65 0 to 10 BAR 0°C to 80°C NBR, 150°C Metal 8 3/8"
KGSDA*-80 80 0 to 10 BAR 0°C to 80°C NBR, 150°C Metal 13 1/2"
KGSDA*-100 100 0 to 10 BAR 0°C to 80°C NBR, 150°C Metal 15 1/2"
KGSDA*-125 125 0 to 10 BAR 0°C to 80°C NBR, 150°C Metal 23 1/2"
KGSDA*-150 150 0 to 10 BAR 0°C to 80°C NBR, 150°C Metal 35 1/2"
KGSDA*-200 200 0 to 10 BAR 0°C to 80°C NBR, 150°C Metal 45 1/2"
KGSDA*-250 250 0 to 10 BAR 0°C to 80°C NBR, 150°C Metal 75 1/2"
KGSDA*-300 300 0 to 10 BAR 0°C to 80°C NBR, 150°C Metal 115 1/2"
KGSDA*-350 350 0 to 10 BAR 0°C to 80°C NBR, 150°C Metal 169 1/2"
KGSDA*-400 400 0 to 10 BAR 0°C to 80°C NBR, 150°C Metal 295 1/2"
KGSDA*-450 450 0 to 10 BAR 0°C to 80°C NBR, 150°C Metal 390 1/2"
KGSDA*-500 500 0 to 10 BAR 0°C to 80°C NBR, 150°C Metal 340 1/2"
KGSDA*-600 600 0 to 10 BAR 0°C to 80°C NBR, 150°C Metal 460 1/2"

*Insert N for NBR or M for Metal seats. Sizes up to 2400 available upon request.
Available options include;

  • Cone Deflector
  • Extension Shaft
  • Seat Materials EPDM, PTFE, FKM

Stainless Steel Pneumatic Double Acting Knife Gate Valve

DN L D1 (PCD) d (bore) N-M H
50 42 114 45 4-M16 470
65 43 127 60 4-M16 501
80 45 146 74 4-M16 550
100 45 178 93 8-M16 600
125 52 210 116 8-M16 715
150 52 235 138 8-M20 795
200 65 292 188 8-M20 995
250 65 356 233 12-M20 115
300 70 406 281 12-M22 1375
350 70 470 330 12-M22 1520

All dimensions in mm unless shown otherwise.

Stainless Steel Pneumatic Double Acting Knife Gate Valve

Number Item Material
1 Body CF8M
2 Seat NBR or Metal
3 Disc 316SS
4 Packing PTFE
5 Gland CF8
6 Plate 304SS
7 Cylinder Piston Rod Flash Chromed Carbon Steel
8 Yoke 304SS
9 Pneumatic Actuator Aluminium
10 Bolt B8M
11 Nut 8M
12 Piston Ring Magnetic

Size 50mm to 600mm
Body 316 Stainless Steel
Seat Metal or NBR
Gate 316 Stainless Steel
Pressure 10 BAR
Actuation Double Acting Pneumatic

Product History