45MnB quenching and tempering Steel specification-BBN STEEL sale alloy steel EN10083-3 51CrV4, GB/T 3077 12Cr1MoV, GB/T 3077 20Cr, GB/T 3077 40Cr, GB/T 3077 15CrMo, GB/T 3077 20CrMo, GB/T 3077 30CrMo, GB/T 3077 30CrMoA, GB/T 3077 35CrMo,GB/T 3077 42CrMo
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Product name:45MnB quenching and tempering Steel specification
Thickness:1.2-600 mm
Width::1220-4200 mm
Length:5000-18000 mm
Notes:coil thickness ≤ 25 mm
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GB3077-1999 English Version | Steel | Heat Treating

GB3077-1999 English Version. Uploaded by Hermanto Supu. Related Interests ... . 6.4 Mechanical properties 6.4.1 Determine the longitudinal mechanical properties and hardness of anneal or high tempering of steel, by the test specimen with heat treatment, and the determination results should be accordance with Table 3. 6.4.2 The mechanical ...

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Foreword The standard has revised GB/T 3077-1988 ”The Technical Conditions of Alloy Structure Steel”. There have been some changes in this national’s standard …

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Foreword The standard has revised GB/T 3077-1988 ”The Technical Conditions of Alloy Structure Steel”. There have been some changes in this national’s standard over… TRANSCRIPT

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Translate this pageGB/T 3077—1999 Table 4 Steel categories Pattern segregation Center porosity Surface porositySurface spot segregation Edge spot segregation Maximum grade permissible Fine Steel 3 3 3 1 1 High-grade Fine Steel 2 2 2 Impermissible Superfine Steel 1 1 1 Table 5 mm Steel Dimension Diameter or Thickness Remove Depth permissible Fine Steel &High ...

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Translate this pageNational Standard of P. R. C GB/T 3077—1999 Alloy Structure Steels Published on 1999-11-01 1 of 24 Implemented on 2000-08-01 Published by National Quality & Technical Supervision Bureau GB/T 3077—1999 Preface This standard has revised the GB/T 3077―1988 Alloy Structure Steel …

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45MnB quenching and tempering Steel specification:
45MnB quenching and tempering Steel specification also can be called as alloy structural steel. Alloy steel means this kind of grade contains some special alloy composition. Alloy steel plate application is very wide, as : Machine, pressure vessel, construction and so on .

 


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