Hydraulic hose is an important part in construction machinery. The information marked on the hose is very important for the correct use of the hose. The following explains the precautions for marking the hose assembly. The hydraulic hose assembly must be marked with at least the following five categories of information:
A: Hose type. Contains basic information on hose structure and inner diameter energy.
B: The type of the left end joint, including the joint structure and thread specifications.
C: Right end joint type, including joint structure and thread specifications.
D: Length, is the definition of the straight length of the hose, the unit is mm.
E: Supplementary information, such as assembly angle, sheath, etc.
F: Other information.
Here are some examples of labeling of hydraulic hose assemblies
China Mine Standard Hose: Hose Assembly 25-I-1000 (90A = A)
Manulli Hose: Hose Assembly | 1T / 6×21513-04-14 / 21593-04-14×1200
Parker hose: F381CFCF282812-1800-270 °
Gates hose: hose assembly 16G1 / 16G-28FDLORX90 / 16G-28FDLORX90-1700 (V180)
Everyone must pay attention to the above points when marking the hydraulic pipe, so as to ensure the correct use of the hydraulic pipe.