Abrevieri
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
H Henry
h Hour
h.f. High frequency
HBC High Breaking Capacity
HCFC HydroChlorofluorocarbon
HDPE High Density Polyethylene
HEX Hexagonal
Hg Mercury
HOFR Heat Resistant, Oil Resistant, Flame Retardant
hr Hour
HRC High Rupture Capacity
HRC Hardness on the Rockwell C scale
HSE Health and Safety Executive
HSS High Speed Steel
HT High Tension
HTML Hyper Text Mark-up Language
HVAC Heating, Ventilation & Air Conditioning
Hz Hertz (cycles per second)