How to choose the right hose for the job required ?
1. Dimensions
A. Inside diameter
B. Outside diameter
C. Length (with/without couplings)
D. Tolerance (according or not to norms)
2. Substances to be carried in the hose
A. Liquid, gas or solid
a1. Chemical identification
a2. Concentration
a3. Temperature
a4. Size and type of solids
3. Application
A. Working-test-burst pressure
B. Vacuum
C. Continuous non-continuous use
D. Flowcapacity (kg/liters per minute)
4. External conditions
A. UV and ozone-resistance
B. External abrasion
C. External temperature
D. Chemical or petrol influances
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5. Special features
A. Weight
B. Flexibility
C. Bending radius
D. Torsion
E. Electrical conductivity
F. Flame resistance
G. Pulling strength
H. Torsion resistance,axial and longitudinal
I. Colour
J. Special markings,printing,labels
6. Hose-construction
A. In-and outside smooth,outside welded,corrugated
B. With or without cuffs,enlarged or conical
C. With or without spiral (s)in PVC or steel
D. Kind of insertions,textile,steel,otherwise
7. System of couplings and adaptors
A. Couplings or adaptors,male,female,threaded
B. Hoseclamps,safety clamps,swages,band-it
8. Applicable norms,specifications,legislations
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