目录简介 | Foreword
1 Scope
2 Normative References
3 order Information
4 Classifications and Code
5 Size, Dimensions, Weight and Allowance
6 Technical Requirements
6.1 Designations, Code and Chemical Composition
6.2 Smelting Method
6.3 State of Delivery
6.4 Mechanical Properties
6.5 Upsetting
6.6 Macroscopic Structure
6.7 Non-metallic Inclusion
6.8 Decarburized Layer
6.9 Surface Quality
6.10 Special Requirements
7 Test Methods
8 Test Rules
8.1 Inspections and Acceptance
8.2 Batch Forming Rules
8.3 Quantity and Location for Sampling
8.4 Re-inspection and Judging Rules
9 Packaging, Marking and Quality Certificate
Annex A (Normative) Normative References - Methods for Chemical Analysis |
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