GB/T 13320-2007
Replaced
GB/T 44948-2024
Active
National standards
GB/T 44948-2024 Sampling requirements and assessment for metal streamline of steel die forging parts
GB/T 44948-2024 Sampling requirements and assessment for metal streamline of steel die forging parts
Price:
$ 66
Basic Information
Standard Code:
GB/T 44948-2024
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Forging and pressing
ICS Name:
\nSteel forgings
Publish Date:
2024-11-28
Implement Date:
2025-06-01
Pages:
20 pages
Scope
This document specifies the sample preparation, testing methods, inspection and evaluation, result retention, and inspection reports for metal flow lines in steel forging parts.
This document is applicable to the sampling of metal flow lines in steel forging parts (hereinafter referred to as "forging parts") and the evaluation of inspection results.
Note: The metal flow lines referred to in this document refer to the forging flow lines of forging parts.
Development Information
Referenced Standards
GB/T 226-1991 Etch test for macrostructure and defect of steels
GB/T 226-2015 Test method for macrostructure and defect of steel by etching
GB/T 8541-1997 Terminology of forging and stamping
GB/T 8541-2012 Terminology of forging and stamping
GB/T 13298-1991 Metal—Inspection method of microstructure
GB/T 13298-2015 Inspection methods of microstructure for metals
Related Standards
GB/T 20911-2007
Active
GB/T 20911-2007 Semi finished products for forging—Tolerances on dimensions shape and mass
GB/T 21469-2008
Active
GB/T 21469-2008 Machining allowances and tolerances for steel open die forgings on hammer—General requirement
GB/T 21470-2008
Active
GB/T 21470-2008 Machining allowances and tolerances for steel open die forgings on hammer—Disks,columns,rings and seamless cylindrical sleeves
GB/T 21471-2008
Active
GB/T 21471-2008 Machining allowances and tolerances for steel open die forgings on hammer—Shafts
GB/T 22131-2008
Replaced