Pneumatic PPH Flange DiaphragmValve

Plastic Diaphragm valve corrosion performance application table

Chemicals Density Temperature PVDF UPVC CPVC PTFE FPM EPDM
Triol Pure 20 A A A A A A
40 A A A A A A
60 A A A A A A
80 A A A A
100 A A
Glycolic acid Saturation 20 B A A A A A
40 C A
60 × A
80 A
100 A
Glucose 20 A A A A
40 A A A A A A
60 A A A A A A
80 A A A A A A
100 A A A
Hexane 20 A A A A ×
40 A B A A
60 A A A
80 A A A
100 A A A
Hexanol Pure 20 A A A B
40 A A A B
60 B A A C
80 A A ×
100 A A
Hydrobromic acid 50 20 A A A A A A
40 A A A A A A
60 A B A A
80 A B A
100 A A
Hydrochloride acid 25 20 A A A A A A
40 A A A A A A
60 A A A A A A
80 A A A × B
100 A A
Hydrochloric acid 25 20 A A A A A A
40 A A A A A A
60 A B A A A A
80 A A A
100 A A
Hydrochloric acid 36 20 A A A A A A
40 A A A A A A
60 A B A A A A
80 A A A
100 A A
Hydrochloride acid 20 A A A A B B
40 A A A A
60 A A A A
80 A A
100 A A
Hydrochloride acid Dilution 20 A A A A A A
40 A A B A A A
60 A C B A A A
80 A C A A A
100 A A A A
Hydrochloride acid 30 20 A A A A A A
40 A B B A A A
60 A C C A A A
80 A × × A A B
100 A A X
Hydrochloride acid 40 20 A B B A A A
40 A C C A A B
60 A × × A A C
80 A A A ×
100 A A B
Chemicals Density Temperature PVDF UPVC CPVC PTFE FPM EPDM
Hydrochloride acid 50 20 A B B A A A
40 A C × A A A
60 A × A A B
80 A A A C
100 A A B A
Hydrogen 20 A A A A A A
40 A A A A A A
60 A A A A A
80 A A
100 B A
Hydrogen chloride anhydrous 20 A A × B
40 A A
60 A A
80 A A
100 A A
Dihydrogen Dioxide 5 20 A A × A A A
40 A A A A B
60 A B A A B
80 B A A C
100 B A
Dihydrogen Dioxide 50 20 A B × A A C
40 A C A B
60 A A
80 B A
100 B A
Hydrogen dioxide 90 20 A A A ×
40 A
60 A
80 A
100 A
Hydrogen sulfide Dry 20 A A A A A A
40 A A A A A A
60 A A A A A A
80 A A A A B
100 A B A B
Hydrogen sulfide containing water 10 20 A A A A A A
40 A A A A A A
60 A A A A B A
80 A B A A
100 A A A B
Hypochlorous acid 20 A A A A A A
40 A A A A B B
60 A A A A
80 A B A
100 A A
Iodine 20 A B B A B ×
40 A C B A
60 A C A
80 A A
100 A A
Liquid iodine 10 20 A A A
40 A A A
60 A A
80 A A
100 A A
Yogurt 80 20 A A A A A A
40 A A A A A A
60 A B B A A A
80 A A A A
100 A A B B
Camphoric acid 120 A A
140 A A
160 A A
180 A A
200 A A

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