Hydrogen Sulfide (Dry)
17-4 PH (Stainless)B - Good
3% NI / IronN/A
ABS PlasticN/A
Acetal (Delrin ®)N/A
Alloy 20A - Excellent
AluminumB - Good
Aluminum BronzeN/A
BrassD - Poor
BronzeB - Good
Buna N (Nitrile)D - Poor
Carbon GraphiteA - Excellent
Carbon SteelB - Good
Carpenter 20D - Poor
Cast IronD - Poor
Ceramic AI203N/A
Ceramic MagnetN/A
ChemRaz® (FFKM)A - Excellent
CopperD - Poor
CPVCA³ - Excellent
Ductile IronN/A
EpoxyA - Excellent
Ethylene Propylene (EPDM)B - Good
Flourocarbon (FKM) Viton®D - Poor
GraphiteA - Excellent
Gray IronB - Good
Hastelloy CA - Excellent
Hytrel® (TPE)A - Excellent
Kalrez® (Perfluoroelastomer)A - Excellent
Kel-F® (PCTFE)B - Good
Kynar® (PVDF)A³ - Excellent
LDPEA - Excellent
MonelA - Excellent
Natural RubberC - Fair
NeopreneD - Poor
NI Plated DuctileN/A
NORYL® (PPO)N/A
NylonC - Fair
Polycarbonate (PC)N/A
Polyetherether Ketone (PEEK)A - Excellent
Polypropylene (PP)A³ - Excellent
Polysulfone (PSU)A - Excellent
Polyurethane (PUR)N/A
PPS (Ryton®)A - Excellent
PTFE (Teflon®)A - Excellent
PVCA³ - Excellent
SiliconeC - Fair
Silicone BronzeN/A
Stainless Steel - 304C¹ - Fair
Stainless Steel - 316A - Excellent
Stainless Steel - 400N/A
Stellite®N/A
TitaniumA - Excellent
Tygon®D - Poor