ASTM B196 PDF

ASTM B standard specification for copper beryllium alloy rod and bar – Designation: B /B The following alloys meet the ASTM-B standard. Select an alloy for product specifications: C Copper Alloy C is the most commonly specified. ASTM B, AMS , SAE J, RWMA CLASS IV. C is also known as Alloy 25 and is the most commonly utilized beryllium copper alloy and is notable .

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Within the text, the SI units are shown in brackets. Link to Active This link will always route to the current Active version of the standard.

NOTE 1—Mechanical property data determined on other than round cross sections, for sizes under 0. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

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Combining values from the two systems may result in asfm with the speci? A superscript epsilon e indicates an editorial change since the last revision or reapproval. Referenced B1996 purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Products shall be sampled and prepared, then tested accordingly to examine their conformance to dimensional diameter, length, straightness, and edge contourmechanical tensile and yield strength, Rockwell hardness, and elongationand chemical composition requirements.

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C, C, or C, cast and worked and of such purity and soundness as to be suitable for processing into the products prescribed herein. Dimensions and Permissible Variations The recommended hot working temperature for this alloy is between F. Now offering hollows upon request.

The material for manufacture shall be cast and worked to such purity and soundness as to be suitable for processing by hot working, cold working, and annealing to produce a uniform wrought structure and specified temper in the finished product.

ASTM B / BM – 18 Standard Specification for Copper-Beryllium Alloy Rod and Bar

This alloy’s capacity for being hot formed is rated as “good”. The following three alloys are included: Number of Tests and Retests A number in parentheses indicates the year of last reapproval.

Please contact us to check availability. Workmanship, Finish and Appearance axtm Additional sizes available, not all sizes shown are available from stock.

C17300 Copper Alloys Material Property Data Sheet – Product availability and request a quote

C shall be the alloy furnished whenever Speci? Electrical Resistivity microhm-cm at 68 Deg F. Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor awtm astm.

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Full cross section or machined specimens shall be as speci?

Beryllium Copper Bar, Beryllium Copper Round Bar – Beryllium Round Copper Bar

The annealing temperature for this alloy is between F. Historical Version s – view previous versions of standard. The tension test should not be made except when indicated by the purchaser. Further thermal treatments of these tempers are not normally required.

The machinability rating of this alloy is These special combinations of properties such as increased ductility, electrical conductivity, dimensional accuracy, endurance life, and wstm to elastic drift and hysteresis in springs, may be obtained by special precipitation-hardening awtm treatments. This was corrected to the proper 10 — 25 incl. Zstm, C, and C One is to be tested in the as-sampled condition, and one in the precipitation heat-treated condition.

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.