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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).

Automaticky přeložený název:

Standard Specification pro bezproblémovou mědi a slitin mědi obdélníkový vlnovod Tube

NORMA vydána dne 1.10.2012

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Dostupnost	SKLADEM
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Informace o normě:

Označení normy: ASTM B372-12a
Poznámka: NEPLATNÁ
Datum vydání normy: 1.10.2012
Kód zboží: NS-6456
Počet stran: 7
Přibližná hmotnost: 21 g (0.05 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM

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Anotace textu normy 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)

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 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
Copper Alloy
UNS

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 %

...

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.

2. Referenced Documents

E18-22	Standard Test Methods for Rockwell Hardness of Metallic Materials
B846-19a	Standard Terminology for Copper and Copper Alloys (Includes all amendments and changes 8/8/2019).
B577-19	Standard Test Methods for Detection of Cuprous Oxide (Hydrogen Embrittlement Susceptibility) in Copper
B428-09(2018)	Standard Test Method for Angle of Twist in Rectangular and Square Copper and Copper Alloy Tube
B224-16(2022)	Standard Classification of Coppers
ANSI B46.1	Surface Roughness, Waviness, and Lay Available from American National Standards Institute (ANSI), 25 W. 43rd St., 4th Floor, New York, NY 10036.
B193-20	Standard Test Method for Resistivity of Electrical Conductor Materials
E255-23	Standard Practice for Sampling Copper and Copper Alloys for the Determination of Chemical Composition
E62-89(1996)	Standard Test Methods for Chemical Analysis of Copper and Copper Alloys (Photometric Methods)
E53-07	Standard Test Method for Determination of Copper in Unalloyed Copper by Gravimetry
E29-22	Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
B170-99(2020)	Standard Specification for Oxygen-Free Electrolytic Copper´Refinery Shapes
E478-08(2017)	Standard Test Methods for Chemical Analysis of Copper Alloys