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ASTM B372-12a
Standard Specification for Seamless Copper and Copper-Alloy Rectangular Waveguide Tube (Includes all amendments And changes 10/13/2017).
Automatically translated name:
Standard Specification for Seamless Copper and Copper-Alloy Rectangular Waveguide Tube
STANDARD published on 1.10.2012
The information about the standard:
Designation standards: ASTM B372-12a
Note: WITHDRAWN
Publication date standards: 1.10.2012
SKU: NS-6456
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: American technical standard
Category: Technical standards ASTM
The category - similar standards:
Annotation of standard text ASTM B372-12a :
Keywords:
seamless copper and copper alloy rectangular tube, waveguide tube, UNS No. C10100, UNS No. C10200, UNS No. C10300, UNS No. C12000, UNS No. C22000, ICS Number Code 77.150.30 (Copper products)
Additional information
| 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 be rounded to the nearest unit in the last right-hand place of the figures of the specified limit in accordance with the rounding method of Practice E29. |
||||
| 1. 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: Copper or |
Nominal Composition, % |
|||
|
|
|
Phos- |
||
|
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 |
... |
1.2 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.
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ANSI B46.1 |
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Standard Practice for Sampling Copper and Copper Alloys for the Determination of Chemical Composition |
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Standard Test Methods for Chemical Analysis of Copper and Copper Alloys (Photometric Methods) |
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Standard Test Method for Determination of Copper in Unalloyed Copper by Gravimetry |
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Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications |
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