ASTM International - ASTM B372-22
Standard Specification for Seamless Copper and Copper-Alloy Rectangular Waveguide Tube
| Organization: | ASTM International |
| Publication Date: | 1 May 2022 |
| Status: | active |
| Page Count: | 7 |
| ICS Code (Copper products): | 77.150.30 |
significance And Use:
15.1 For purposes of determining compliance with the specified limits for requirements of chemical composition, hardness, and electrical resistivity, an observed value or a calculated value shall... View More
scope:
1.1 This specification establishes the requirements for seamless copper and copper-alloy rectangular tube intended for use as transmission lines in electronic equipment. Five types of material are specified having the following nominal compositions:2
| Copper or Copper Alloy UNS2 No. | ?Previously Used Designation | Nominal Composition, % | ||
| ?Copper | ?Zinc | Phosphorus | ||
| C10100 | Copper, Type OFE
A | 99.99
B | ... | ... |
| C10200 | Copper, Type OF
A | 99.95
B | ... | ... |
| C10300 | Copper, Type OFXLP
A | 99.95
B | ... | 0.003 |
| C12000 | Copper, Type DLP
A | 99.90
B | ... | 0.008 |
| C22000 | Commercial ?? bronze, 90?% | 90 | 10 | ... |
1.2 Units-The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
1.3 The following safety hazard caveat pertains only to the test method(s) described in this specification.
1.3.1 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
abstract:
This specification covers seamless copper and copper-alloy rectangular waveguide tube intended for use as transmission lines in electronic equipment. Four types of material are specified having... View More
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