GB/T 4022-1983
Replaced
GB/T 4681-2025
Active
National standards
GB/T 4681-2025 External cylindrical centreless grinding machines—Testing of the accuracy
GB/T 4681-2025 External cylindrical centreless grinding machines—Testing of the accuracy
Price:
$ 84
Basic Information
Standard Code:
GB/T 4681-2025
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Grinding machine
ICS Name:
Grinding machines and polishing machines
Publish Date:
2025-10-31
Implement Date:
2026-05-01
Pages:
28 pages
Scope
This document specifies the geometric accuracy, working accuracy, and axis positioning accuracy of centerless external cylindrical grinders, as well as the testing methods for repeatability and the corresponding tolerances.
This document is applicable to the accuracy inspection of centerless external cylindrical grinders with a maximum grinding diameter of 20 mm to 400 mm, which are used for general purposes and have ordinary precision requirements.
Development Information
Replace the following standards
Referenced Standards
GB/T 6477-2008 Metal-cutting machine tools—Terminology
GB/T 17421.1-2023 Test code for machine tools—Part 1:Geometric accuracy of machines operating under no-load or quasi-static conditions
GB/T 17421.2-2023 Test code for machine tools—Part 2:Determination of accuracy and repeatability of positioning of numerically controlled axes
Adopt standards
ISO 3875:2020
Related Standards
GB/T 4681-1984
Replaced
GB/T 4681-1984 External cylindrical centerless grinding machines—Testing of the accuracy
GB/T 4682-1984
Replaced
GB/T 4682-1984 Internal cylindrical grinding machines with horizontal spindles—Testing of the accuracy
GB/T 5288-1985
Replaced
GB/T 5288-1985 Slideways grinding machines with two columns—Testing of the accuracy
GB/T 6469-1986
Abolished
GB/T 6469-1986 Surface grinding machines with horizontal spindle and rectangular table—Parameters
GB/T 6476-1986
Replaced