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ASTM B124/B124M-20

Standard Specification for Copper and Copper Alloy Forging Rod, Bar, and Shapes
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This specification establishes the requirements for copper (UNS Nos. C11000, C14500, and C14700) and copper alloy (UNS Nos. C36500, C37000, C37700, C46400, C48200, C48500, C61900, C62300, C63000, C63200, C64200, C64210, C65500, C67500, C67600, C69300, C70620, C71520, and C77400) forging rods, bars, and shapes.

The material for manufacture shall be a cast rod, bar, or billet of such purity and soundness as to be suitable for processing by hot working, cold working, and annealing to produce a uniform wrought structure in the finished product.

Products shall be produced in tempers H50 (extruded and drawn), M20 (as hot rolled), and M30 (as hot extruded).

Products shall be tested and shall adhere to dimensional (diameter, thickness, width, length, shape, and straightness), mechanical, and chemical composition requirements.

1.1 This specification establishes the requirements for copper and copper alloy rod, bar, and shapes intended for hot forging.

The following coppers and copper alloys are involved:

Copper UNS Nos.

Copper Alloy
UNS Nos.

Copper Alloy
EN 1412 Nos.

C11000

C27450

C49350

CW612N

C14500

C27451

C49355

CW617N

C14700

C27453

C49360

 

C28500

C61900

 

C35330

C62300

 

C36300

C63000

 

C36500

C63200

 

C37000

C64200

 

C37700

C64210

 

C46400

C65500

 

C46500

C65680

 

C46750

C67500

 

C48200

C67600

 

C48500

C69150

 

SDO ASTM: ASTM International
Document Number B124
Publication Date April 1, 2020
Language en - English
Page Count 8
Revision Level 20
Supercedes
Committee B05.02
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