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GB/T 33166-2016 in English

GB/T 33166-2016 in English

VALID

Hot-rolled steel plate,sheet and strip for automobile axle housings

  • Issued on:2016-10-13
  • Implemented on:2017-09-01
  • File Format:PDF
  • Delivery:Via email within 1~3 business days
Price(USD): $80.00
$78.00
Standard No: GB/T 33166-2016
Document status: VALID
Title in English: Hot-rolled steel plate,sheet and strip for automobile axle housings
Title in Chinese: 汽车桥壳用热轧钢板和钢带
Language: English
File Format: Electronic (PDF)
Delivery: Via email within 1~3 business days
Issued on: 2016-10-13
Implemented on: 2017-09-01
ICS Classification: 77.140.50-Flat steel products and semi-products
Chinese Classification: H46-Steel sheet and strip
Professional Classification: GB-National Standard
Related Topics: Zhou Gangqiao
steel belt
bridge
shell
Steel plate, steel strip
GBT33166
GB/T 33166-2016
Hot rolled steel plate and strip
Universal standard automotive steel plate
Automotive cable ties
Hot rolled steel plate sampling

《GB/T 33166-2016汽车桥壳用热轧钢板和钢带》由TC183(全国钢标准化技术委员会)归口,主管部门为中国钢铁工业协会。


Introduction

Interpretation of GB/T 33166-2016 National Standard of the People's Republic of China

Background and Significance of the Standard

GB/T 33166-2016 "Hot-rolled Steel Plates and Strips for Automobile Axle Shells" is a standard formulated based on the automotive industry's demand for high-performance materials. It is mainly applicable to hot-rolled steel plates and strips for manufacturing automobile axle shells. The standard was proposed by the China Iron and Steel Association and is managed by the National Steel Standardization Technical Committee, which fully reflects the authority and standardization of the industry.


Grade Designation and Chemical Composition

Grade C content Si content Mn content P content S content Nb content V content Ti content Cr content Ni content Cu content Mo content Al content
Q295QK 0.20% 0.50% 1.50% 0.020% 0.010% 0.06% 0.15% 0.20% - - - - 0.020%
Q345QK 0.20% 0.50% 1.60% 0.020% 0.010% 0.06% 0.15% 0.20% 0.30% 0.50% - - 0.10%
Q420QK 0.20% 0.55% 1.70% 0.020% 0.010% 0.09% 0.20% - 0.30% 0.80% 0.30% 0.10% 0.020%

Mechanical Properties and Processing Properties

The mechanical properties of hot-rolled steel sheets and strips for automobile axle housings are key indicators, mainly reflected in tensile strength, yield strength and elongation after fracture. Table 3 specifies the tensile test requirements of different grades in detail to ensure the reliability and safety of materials in practical applications.


Implementation Suggestions

Material Selection Guide

Select the appropriate grade according to the design requirements of the automobile axle housing. For example, for scenes with high load and high strength requirements, Q460QK should be given priority.

Testing and Verification

During the material procurement and production process, it is recommended to strictly follow the test methods in the standard for inspection, including chemical composition analysis, mechanical properties testing and non-metallic inclusion detection.

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