GB 5903-2011
Gear oils for industrial enclosed gear system (English Version)

Standard No.

GB 5903-2011

Language

Chinese, Available in English version

Release Date

2011

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB 5903-2011

Replace

GB 5903-1995

Scope

Warning: If proper precautions are not observed, the products covered by this standard may be dangerous during production, storage, transportation and use. This standard is not intended to make recommendations on safety issues related to this product. It is the user's responsibility to establish appropriate safety and precautionary measures and to determine the applicability of regulatory limitations before using this standard. This standard specifies the product varieties, marks, requirements, test methods, inspection rules, signs, packaging, transportation and storage of L-CKB, L-CKC and L-CKD industrial closed gear oils. This standard applies to industrial closed gear oils that are formulated with highly refined mineral oil or synthetic oil distillate as base oil and added with functional additives, and used in industrial closed gear transmissions.

GB 5903-2011 Referenced Document

• GB/T 11143 Standard test method for rust-preventing characteristics of inhibited mineral oil in the presence of water
• GB/T 11144 Standard test method for measurement of extreme-pressure prosperties of lubricating fluids (Timken method)
• GB/T 11145 Standard test method for measurement of low-temperature viscosity of lubricants.Brookfield viscometer method*， 2014-02-19 Update
• GB/T 12579 Determination of foaming characteristics of lubricating oils
• GB/T 12581 Standard test method for oxidation characteristics of inhibited mineral oils
• GB/T 1995 Petroleum products--Calculation of viscosity index
• GB/T 2541 Petroleum products--Computation table for viscosity indices
• GB/T 260 Test method for water in petroleum products.Distillation method*， 2016-12-13 Update
• GB/T 265 Petroleum products--Determination of kinematic viscosity and calculation of dynamic viscosity
• GB/T 3141 Industrial liquid lubricants-ISO viscosity classification
• GB/T 3142 Standard test method for determination of load-carrying capacity of lubricants—Four-ball method*， 2019-03-25 Update
• GB/T 3535 Petroleum products.Determination of pour point
• GB/T 3536 Petrolem products.Determination of flash and fire points.Cleveland open cup method
• GB/T 4756 Method for manual sampling of petroleum liquids*， 2015-12-31 Update
• GB/T 5096 Test method for corrosiveness to copper from petroleum products by copper strip test*， 2017-07-31 Update
• GB/T 511 Petroleum,petroleum products and additives.Method for determination of machanical admixtures
• GB/T 8022 Determination of demulsibility characteristics of lubricating oils*， 2019-10-18 Update
• SH 0164 Rules for Packaging, Storage, Transportation and Delivery of Petroleum Products
• SH/T 0123 Determination of oxidation performance of extreme pressure lubricating oil
• SH/T 0189 Four-ball method for determination of anti-wear properties of lubricating oils*， 2017-12-27 Update
• SH/T 0200 Method for Determination of Shear Stability of Lubricating Oils Containing Polymers (Gear Machine Method)
• SH/T 0306 Lubricant bearing capacity test method (CL-100 gear machine method)

GB 5903-2011 history

• 2011 GB 5903-2011 Gear oils for industrial enclosed gear system
• 1995 GB 5903-1995 Gear oils for industrial enclosed gear drives