USAFLAT, MMC - General Engineering Quality Steel
Products:

 

General


Colour White
Bright Drawn BS 1449: Part 1: 1991: CS4, H3 (Temper Rolled)
Form of Supply Temper Rolled to H3 half hard HV 135/165

Chemical Compostition C Mn S P
Percentage 0.12max 0.60max 0.050max 0.050max

Mechanical Properties
BS 1449 states the material shall be supplied to comply with hardness and bend tests, or tensile and bend tests, but in no case with both hardness and tensilte tests. USABEND is purchased to comply with hardness and bend tests (see Section 1.0 of BS 1449: 1991).

Bending Quality Brights

Cold rolling or cold drawing of steel alters its mechanical properties, one effect of which is to reduce ductility, this can result in failure when bending or forming to a sharp angle.

The methods used in production of USABEND include an inter-annealing process so that the steel is in the HV 135/165 range ofhardness, and is suitable for bending to a 90 degree angle without the risk of cracking.

Other tempers such as quarter hard can be supplied to special order.


 

Flats Cold Rolled Round Edge Stock Size Range


Size (ins.) 1/4 x 1/16 3/8 x 1/16 1/2 x 1/16 5/8 x 1/16 3/4 x 1/16 7/8 x 1/8 1 x 1/16
1/4 x 1/8 3/8 x 3/32 1/2 x 3/32 5/8 x 1/8 3/4 x 3/32 7/8 x 3/16 1 x 1/8
  3/8 x 1/8 1/2 x 1/8 5/8 x 3/16 3/4 x 1/8   1 x 3/16
        3/4 x 3/16    
        3/4 x 1/4    

 

Flats Cold Rolled Square Edge Stock Size Range


Size(ins. dia) 1/2 x 1/16 5/8 x 3/32 3/4 x 1/8 1 x 1/8
1/2 x 1/8 5/8 x 1/8 3/4 x 3/16 1 x 3/16
   

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