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ASTM B372-17
Standard Specification for Seamless Copper and Copper-Alloy Rectangular Waveguide Tube
Přeložit název
NORMA vydána dne 1.10.2017
Informace o normě:
Označení normy: ASTM B372-17
Poznámka: NEPLATNÁ
Datum vydání normy: 1.10.2017
Kód zboží: NS-798442
Počet stran: 7
Přibližná hmotnost: 21 g (0.05 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
Kategorie - podobné normy:
Anotace textu normy ASTM B372-17 :
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)
Doplňující informace
| 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 as indicated in accordance with the rounding method of Practice E29. |
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| 1. Scope | ||||
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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 Previously |
Nominal Composition, % |
|||
|
Copper |
Zinc |
Phosphorus |
||
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|
|
|
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|
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.
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.
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Standard Test Method for Determination of Copper in Unalloyed Copper by Gravimetry |
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