Check valve wafer dual plate Cast iron-Nickel-NBR

Model: Wafer check valve Material body: Cast iron EN-GJL 250
Connection: PN10/16/25/40 Class 150 Material disc: Nickeled ductile iron GGG40
Temperature: -10°C / +80°C Material seat: NBR
Pressure: 16 bar up to DN300 check PDF Material spring: Stainless steel AISI 304
Lloyd’s Register Type Approval for marine applications

The shown images can differ from the actual product. Technical data & prices are subjected to be changed without prior notice.

SKU: MXT-2237370
Body material Cast Iron-GG25-EN-GJL-250
Disc / Ball / Wedge Ductileiron-EN-GJS-400-15-nickeled.coat
Seat NBR
Grouped product items
SKU Product Name DN Length IMPA € / st Qty
MXT-2237370040 Check valve wafer Duo check-GG25-Nickel-NBR-PN10/16-DN40 40 43 IMPA 333343
€40.42
- +
MXT-2237370050 Check valve wafer Duo check-GG25-Nickel-NBR-PN10/16-DN50 50 54
€40.42
- +
MXT-2237370065 Check valve wafer Duo check-GG25-Nickel-NBR-PN10/16-DN65 65 54
€43.80
- +
MXT-2237370080 Check valve wafer Duo check-GG25-Nickel-NBR-PN10/16-DN80 80 57
€52.77
- +
MXT-2237370100 Check valve wafer Duo check-GG25-Nickel-NBR-PN10/16-DN100 100 64
€67.73
- +
MXT-2237370125 Check valve wafer Duo check-GG25-Nickel-NBR-PN10/16-DN125 125 70
€85.05
- +
MXT-2237370150 Check valve wafer Duo check-GG25-Nickel-NBR-PN10/16-DN150 150 76
€117.94
- +
MXT-2237370200 Check valve wafer Duo check-GG25-Nickel-NBR-PN10/16-DN200 200 95
€192.09
- +
MXT-2237370250 Check valve wafer Duo check-GG25-Nickel-NBR-PN10/16-DN250 250 108
€269.58
- +
MXT-2237370300 Check valve wafer Duo check-GG25-Nickel-NBR-PN10/16-DN300 300 143
€393.77
- +
MXT-2237370350 Check valve wafer Duo check-GG25-Nickel-NBR-PN10-DN350 350 184
€775.83
- +
MXT-2237370400 Check valve wafer Duo check-GG25-Nickel-NBR-PN10-DN400 400 191
€1,112.03
- +
MXT-2237370450 Check valve wafer Duo check-GG25-Nickel-NBR-PN10-DN450 450 203
€1,480.50
- +
MXT-2237370500 Check valve wafer Duo check-GG25-Nickel-NBR-PN10-DN500 500 213
€2,012.85
- +
MXT-2237370600 Check valve wafer Duo check-GG25-Nickel-NBR-PN10-DN600 600 222.
€2,225.48
- +

Cast iron dual plate check valve for heating and water distribution.
Wafer type with short length and with a hoisting eye from DN200 to 600 for easy installation.

SPECIFICATIONS :
• Vulcanized gasket
• Hoisting eye from DN200 to 600
• Short length
• Anti-corrosion stainless steel spring
• PTFE bushing
• Weak head loss
• Vertical position with ascendant fluid or horizontal position ( respect the flow direction indicated by the arrow )
• Between flanges PN10/16, and Class 150 PN20
• From DN50 to DN80 : 4 holes on the body to be compatible Class 150 (PN20)
• Epoxy painting RAL5005 80 microns thickness
• Minimum backpressure for tightness : 2 bars
USE :
• Heating, water distribution
• Min and max Temperature Ts : - 10°C to + 80°C ( 100°C temporarily )
• Max Pressure Ps : 16 bars up to DN300 included and 10 bars over
• Do not use with pulsatory speed

STANDARDS :
• Manufacturer certified ISO 9001 : 2015
• DIRECTIVE 2014/68/EU : For liquids and gas of Group 1
o DN40-50 : Risk category I, CE marking
o DN65-200 : Risk Category II, CE 0035 marking
o DN250-300 : Risk Category III, CE 0035 marking
o DN350 : Risk Category II, CE 0035 marking
o DN400-600 : Risk Category III, CE 0035 marking
• Certificate 3.1 on request
• Designing according to API 594
• Pressure tests according to API 598, table 6
• Length according to EN 558 Series 50
• Between flanges according to EN 1092-1 PN10/16
• Check valves according to LR Rules and Regulation for the classification of Ships, July 2019 (Type
Approval Certificate) Marine LLOYD’S REGISTER. LR Type Approval System Test Specification Number
2, Chapter 8, Appendix 7-Valves :
o BS EN 12266-1 : 2003
o ISO 52008:2008
o BS EN 1561
o BS EN 1563
o ASTM A431