Italy

bullet acquedottoGATE VALVES SOCKET ENDS FOR PVC PIPES


MOD. 1300 | PN 16 | DN 50-300
Connecting directly with socket ductile iron pipes

 

 SARACINESCHE con Estremita bicchiere PVC 1SARACINESCHE con Estremita bicchiere PVC 2

 

 

 

SPECIAL FEATURES:

  • Special gate valve to connect directly PVC pipes, connection sealing by double lip gasket.
  • Perfect sealing on plastic pipe by back seal hydraulically operating. Special gasket KTW, W270 and EN 681-1 WA approved.
  • Manufactured according to the requirements of EN 1074 and EN 1171 (min. torque strength Class2).
  • Body and bonnet high quality EPOXY powder coated (fusion bonded), coating thickness DFT min. 250 micron, zero porosity (tested with 3000V), high impact resistance and cross-linkage according to DIN 30677-2 and DIN 3476.
  • Multiple O-Ring spindle sealing system embedded in noncorrosive material to DIN 3547-1 and additional back lip-seal for double security.
  • O-Rings changeable under pressure to ISO 7259.
  • Non-rising stainless steel spindle (single forged round bar with rolled threading).
  • Wedge inside and outside fully rubber vulcanised, with drain hole and special guiding rails to minimize friction.
  • Solid flexible wedge nut from corrosion free material.
  • Gliding disc on the spindle neck to reduce friction when operating the spindle.
  • Bolts protected against corrosion by special resin.
  • Protection ring between body and bonnet to reduce risk of damages on the coating due to mechanical impacts during transport, handling and installation.
  • Markings following EN 19.
  • Manual operation by handwheel, operating cap, extension spindle (underground installation).

 

MATERIALS:

Body and bonnet:
Ductile iron EN-GJS-400-15/EN 1563 (former to DIN GGG40)

Spindle:
Stainless steel 1.4021/EN ISO 10088 (equivalent to UNI X20Cr13 or AISI 420)

Wedge:
Ductile iron EN-GJS-400-15/EN 1563 (former to DIN GGG40), EPDM rubber vulcanised, potable water approved

Wedge nut:
Brass CuZn40Pb2

O-Ring bush:
Brass CuZn40Pb2

Gliding disc:
POM

O-Ring, back seal, bonnet seal and dust cap:
EPDM rubber, potable water approved

Bonnet allen screws:
Steel class 8.8 to EN ISO 898-1, corrosion protected by special seal

Protection ring:
Reinforced plastic material

 

 

Gate valves SOCKET ENDS FOR PVC PIPES
I materiali costituenti il prodotto (i metalli, le gomme, le plastiche e i rivestimenti) sono stati selezionati con particolare attenzione agli aspetti igienico-sanitari. Prove di cessione e composizione presso laboratori indipendenti ne hanno attestato la conformità ai requisiti di legge per i prodotti a contatto con acqua potabile – D.M.174:2004.


bullet acquedotto   bullet regolazione   bullet piping

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