Plastic Material Properties: Hardness

Plastics Hardness ASTM ISO
Ball Indentation Hardness -- ISO 2039-1
Barcol Hardness
ASTM D2583 --
Durometer (Shore) Hardness ASTM D2240 ISO 868
IRHD Hardness
ASTM D1415 ISO 48
Rockwell Hardness ASTM D785 ISO 2039-2
Hardness Conversion Chart