DIN 3352 F4 Pn16 Ductile Iron Gate Valve

  • Model NO.: DN40-DN350
  • Material: Cast Iron
  • Pressure: Low Pressure
  • Seal Surface: Soft
  • Usage: Regulation, Safety, Temperature Control, Flow Control
  • Application: Industrial Usage, Water Industrial Usage, Household Usage
  • Temperature: Less 80 Degree
  • Structure Length: DIN3202f4/F5
  • Transport Package: Packed by Ply Wooden Case
  • Origin: China
  • Type: Straight-through
  • Connection Form: Flange
  • Actuator: Manual
  • Thread Position of Valve Rod: Inside Gate Valve
  • Standard: DIN
  • Medium: Water , Gas ,Oil
  • Connect Flange: DIN2501
  • Trademark: GHL
  • Specification: ASTM, ANSI. API, DIN, JIS
  • HS Code: 8481804090

Disc: Ductile iron with EPDM/NBR
1. Ductile Iron body and bonnet for high strength and impact resistance. 
Valve body and bonnet fusion bonded epoxy coating for long life corrosion protection. 
Straight through full bore to avoid debris traps, small flow resistance. 
2. Ductile Iron wedge inside and outside fully rubberized with vulcanized EPDM or NBR, suitable for potable water. 
3. Rubber bonnet gasket for longevity and protection of bonner bolts, 
Isolated fasteners for corrosion protection. 
4. Stainless steel stem with rolling thread for high strength and corrosion resistance. 
5. Back sealing facility to allow for replacement of seals under full poeration pressure. 
6. Dust guard to prevent impurities. 
7. Valve is supplied with hand wheel or bare shaft with square cap; Small operation torque, easy opening and closing. 
1) Body and bonnet: cast iron, ductile cast iron 
2) Disc: ductile cast iron coated with EPDM 
3) Bonnet: ductile cast iron 
4) Stem: 2Cr13 / 420S

 Seat Sealing Gate Valve design parameters
 

Name
Materials

Valve board
Gray cast iron, ductile iron, cast steel

Gateway board
Ductile iron coated with EPDM or nitrile rubber

Within the hexagonal bolts
Carbon of handling

Seal ring
Buna

Bonnet
Gray cast iron, ductile iron, cast steel

Valve rod
Stainless steel

"O" ring sealed circle
Buna

Thrust Bearing
Tin bronze

Bolts
Stainless steel

Pressure cap
Ductile iron, cast steel

Dust cover
Buna

Hand wheel (the drive cap)
Cast iron

  

DN
50
65
80
100
125
150
200
250
300
350
400
450
500
600

L
178
190
203
229
254
267
292
330
356
381
406
432
457
508

H
313
332
372
424
497
562
680
837
948
1010
1220
1280
1480
1665

H1
355
375
415
476
540
600
720
875
990
1050
1245
1310
1560
 
 


DIN 3352 F4 Pn16 Ductile Iron Gate Valve
 

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