ZZC
1. The size of the center hole is mainly based on the diameter of the shaft end D0 and the total weight of the parts blank (such as gear, tooth ring and other parts on the shaft).If the total weight of the blank exceeds the D0 in the table
The size of the center hole is determined according to the weight of the blank.
2. When the total weight of processed parts exceeds 5 000kg, B type center hole is generally selected.
Description of GB JB / ZQ4492-97 U type pipe card:
This product is suitable for metallurgy, oil, chemical industry, vehicle, ship, electric power and other mechanical hydraulic system, etc.
U-type tube standard: JB / ZQ4492-97
U-type tube card composition: tube clamp body, nut and gasket composition
U-type pipe card material: S is stainless steel, C is carbon steel, the old standard is JB / ZQ4519-86
Example of JB / ZQ4492-97U tube card: a=82mm A tube clamp: U-tube card 82 JB / ZQ 4519-97,
JB / ZQ4492-97U:
Round steel U-pipe card (JB / ZQ4519-97 series U-pipe clamp)
