Hoses technical basic

Which part of the hose must be resistant to conveyed fluid

• Inner tube

• Reinforcement

• Cover

• Pyro jacket

Which of the following is European standard

• ISO 1436

• EN 853

• SAE100R1

• All of the above

Hydraulic hoses are constructed of 3 basic components

• True

• False

High temperature causes degradation of rubber and accelerated ageing of hose

• True

• False

Test which simulates real-world conditions by subjecting the hose to alternating pressure cycles is called

• Pressure test

• Ozone test

• Impulse test

• Abrasion test

Hoses are designated based on the inner diameter of hose

• True

• False

Hoses are stamped with the following

• Size

• Temperature range

• Material

• Pressure

• All of the above

Which of the following is a cause of hose damage

• Abrasion

• High temperature

• Excessive bending

• All of the above

• Both a and b