ASTM B 372 : 2022 : REDLINE
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Standard Specification for Seamless Copper and Copper-Alloy Rectangular Waveguide Tube
English
13-05-2022
1.1This 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 | Previously | Nominal Composition, % | ||
| Copper | Zinc | Phosphorus | ||
| C10100 | Copper, Type OFEA | 99.99B | ... | ... |
| C10200 | Copper, Type OFA | 99.95B | ... | ... |
| C10300 | Copper, Type OFXLPA | 99.95B | ... | 0.003 |
| C12000 | Copper, Type DLPA | 99.90B | ... | 0.008 |
| C22000 | Commercial | 90 | 10 | ... |
1.2Units—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.
1.3The following safety hazard caveat pertains only to the test method(s) described in this specification.
1.3.1This 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.
1.4This 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.
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