Air Valve
1) Ductile iron GGG50/40 or cast iron
2) fusion bonded epoxy coating
3)standard: AWWA, DIN

 

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air valve
1) Product information: the gate valves supplied are mainly used for adjusting water, steam, oil, gas, and natural ga

Features:

 

2) Standards:  BS5163, BS5150 AWWA, DIN3352 F4/F5,

 

 

3) Connection type: flanged type, push-on type, mechanical joint type, plain ends type

 

4) Material:

  a) Body : Ductile Iron GGG500-7

  b) Wedge : D/I , core fully vulcanized with NBR or EPDM rubber

  c) Wedge Nut : Brass

  d) Stem : Stainless steel , BS970 431S29 or DIN17440x20Cr13

  e) Gasket : NBR

  f) Bonnet : GGG500-7

  g) O ring : NBR

  h) Washer : Carbon steel or Stainless steel .

 

5) Size: 50-400mm/2" - 16"

 

6) Pressure grade: PN10, PN16

 

7) Coating:

    a) Fusion-bonded epoxy 200-250 microns inside and out side

b) Coating as per customers' requirement

 

8) sample for free, but you should pay for the freight charge for the samples

 

9)payment term

 

a)30% TT upon placing order and 70% TT when the goods are finished but before shipment      or the payment can be 50% upon placing order,and balance 50%upon Copy B/L,.

 

b) L/C or D/P