General Industry Term

HCU
Hydraulic Control Unit
HCV
Hand Control Valve
HCV
High Calorific Value
HD
Heavy Duty
HDAR
High damage threshold AR Coating
HDC
Hydraulic Disconnect
HDD
Hard Disk Drive
HDG
Hot Dip Galvanised
HDO
HEAVY DUTY OIL
HDOBC
High Density Ocean Bottom Cable
HDPE
High Density Polyethylene
HDR
header
HEC
Hydroxy Ethyl Cellulose
HED
Higher Education for Development
HEI
Hydrogen Energy International
HEM
Hemel Hempstead
HEO
Heavy Equipment Operator
HEP
Human Error Probability
HETP
Height Equivalent to a Theoretical Plate
HEX
High Expansion
HF
Hydrofluric Acid
HF
Human Factors
HFC
Hydroflouro-carbon
HFCU
Hands Free Control Unit
HFI
High Frequency Induction welding
HFIA
Human Factors Integrated Approach
HFLS
High Fluid Loss Squeeze
HFO
Heavy Fuel Oil
HFT
Handling and Functional Testing