This standard is issued under the fixed designation B ; the number 1 This specification is under the jurisdiction of ASTM Committee B05 on Copper. ASTM B(). Standard Specification for Copper-Zinc-Lead Alloy ( Leaded-Brass) Extruded Shapes. standard by ASTM International. Buy ASTM B SPECIFICATION FOR COPPER-ZINC-LEAD ALLOY ( LEADED-BRASS) EXTRUDED SHAPES from SAI Global.

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The recommended hot working temperature for this alloy is between and F. Soldering is rated as “excellent”, brazing is rated as “good”, oxyacetylene welding is “not recommended”, gas shielded arc welding is “not recommended”, coated metal arc welding is “not recommended”, spot welding is “not recommended”, seam welding is “not recommended”, and butt welding is rated as “fair”.

Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

ASTM B – 96 Standard Specification for Copper-Zinc-Lead Alloy (Leaded-Brass) Extruded Shapes

Electrical Resistivity microhm-cm at 68 Deg F. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. The hot forgeability rating of this alloy is unknown. This abstract is a brief summary of the referenced standard.


– C Alloy

This alloy’s capacity for being hot formed is rated as “excellent”. This specification covers the requirements for extruded leaded-brass angles, channels, and other architectural shapes of solid cross section produced in Copper Alloy UNS Nos. The annealing temperature for this alloy is between and F. When copper is so determined, that difference value shall conform asmt the requirements specified.

Most easily hot worked, and has a pleasant yellow-gold color.

Free machining, used as-extruded or as-forged but best applied where products require machining as secondary operation. Where Alloy FC Brass is The capacity for cold working this alloy is rated as “poor”.

Free Cutting Brass Rods

ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date. Primarily used for architectural hardware and trim. The machinability rating of this alloy is Distributors will offer small quantity buys while mills will generally only sell large quantities, with delivery times anywhere from 10 to 50 weeks depending on size and form required This material is stocked primarily in Structurals by 18 distributors but is also available to a lesser extent in Bar Products, Shapes, Tubular Products, Wire Products, and Flat Rolled Products.


Link to Active This link will always route to the current Active version of the standard.

Modulus of Elasticity Tension. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application.

ASTM B455 Grade C38500

Tensile strength and hardness of the product furnished shall be determined by tension and Rockwell hardness tests. Historical Version s – view aetm versions of standard.

The material shall conform to the chemical composition specified.