ASTM International - ASTM B372-12a
Standard Specification for Seamless Copper and Copper-Alloy Rectangular Waveguide Tube
| Organization: | ASTM International |
| Publication Date: | 1 October 2012 |
| Status: | inactive |
| 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 UNS 2 No. | Previously Used Designation | Nominal Composition, % | ||
| Copper | Zinc | Phos- phorus | ||
| 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 | ... |
A Types OF, OFE, OFXLP, and DLP are described in Classification B224.B Minimum copper percentage.
1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units which are provided for information only and are not considered standard.
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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