JB/T 12069-2014 (English Version) PDF

Scope: This standard specifies the terms and definitions, parameters, symbols and units, classification and basic parameters, technical requirements, test methods, assembly and appearance inspection methods, inspection rules, and signs of the cycloidal rotary valve type load-sensing fully hydraulic steering gear. and packaging. This standard only applies to cycloidal rotary valve load-sensing fully hydraulic steering gears (hereinafter referred to as steering gears) that use hydraulic oil or other mineral oils with equivalent performance as the working medium.

JB/T 12069-2014 Referenced Document

GB/T 14039-2002 Hydraulic fluid power--Fluids--Method for coding the level of contamination by solid particles
GB/T 17446 Fluid Transmission Systems and Components Glossary*， 2024-03-15 Update
GB/T 2346 Fluid power systems and components--Nominal pressures
GB/T 2347 Hydraulic fluid power--Pumps and motors--Geometric displacements
GB/T 2828.1-2012 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)
GB/T 7935-2005 Hydraulic fluid power.General requirements for hydraulic components
JB/T 7858-2006 Method to determine cleanliness and acceptance criterions for hydraulic components

2014 JB/T 12069-2014 Hydraulic steering control unit.Obital rotary valve and load sensing type