• ASTM B372-12

ASTM B372-12

Standard Specification for Seamless Copper and Copper-Alloy Rectangular Waveguide Tube

ASTM International , 04/01/2012

Publisher: ASTM

File Format: PDF

$30.00$60.00


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 No.

Previously
Used Designation
Nominal Composition, %

Copper

Zinc
Phos-
phorus
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
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.

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