GB/T 1222-2016Superseded

Spring steels

弹簧钢

Issued by

Standardization Administration of China (SAC)

Level / Type

National · Recommended

Issue date

December 13, 2016

Implementation date

September 1, 2017

Scope

This standard specifies the grades, dimensions, shape and dimensional tolerances, technical requirements, test methods, inspection rules, marking, packaging, and storage for hot-rolled, forged, and cold-drawn spring steel products. It applies to spring round bars, square bars, flat steel, and reeled rods.

Table of Contents

  1. 1.Scope
  2. 2.Normative References
  3. 3.Order Information
  4. 4.Dimensions, Shape and Tolerances
  5. 5.Technical Requirements
  6. 6.Test Methods
  7. 7.Inspection Rules
  8. 8.Marking, Packaging and Storage

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