ASTM B135-00

ASTM B135-00 - 10.9.2000

1. Scope

1.1 This specification covers seamless round and rectangular including square copper alloy tube in straight lengths. Ten alloys are specified having the following nominal compositions:

Copper	Previously	Nominal Composition, %
Alloy	Used
UNS	Designation
No.		Copper	Zinc	Lead	Tin

C22000	7	90.0	10.0	...	...
C23000	1	85.0	15.0	...	...
C26000	2	70.0	30.0	...	...
C27000	9	65.0	35.0	...	...
C27200	8	63.0	37.0	...	...
C27400	...	62.5	37.5	...	...
C28000	5	60.0	40.0	...	...
C33000	3	66.0	33.5	0.5	...
C33200	4	66.0	32.4	1.6	...
C37000	6	60.0	39.0	1.0	...
C44300	...	71.5	27.5	...	1.00

^A Alloy Designations of ASTM Specification B135 - 63, which was published in the 1966 Book of ASTM Standards, Part 5.

Note 1—A complete metric companion to Specification B135 has been developed-B135M; therefore, no metric equivalents are presented in this specification.

1.2 Warning—Mercury is a definite health hazard in use and disposal. (See 10.1.)

2. Referenced Documents

B153-22	Standard Test Method for Expansion (Pin Test) of Copper and Copper-Alloy Pipe and Tubing
E527-23	Standard Practice for Numbering Metals and Alloys in the Unified Numbering System (UNS)
E243-24	Standard Practice for Electromagnetic (Eddy Current) Examination of Copper and Copper-Alloy Tubes
B601-24	Standard Classification for Temper Designations for Copper and Copper Alloys—Wrought and Cast
B154-16(2022)	Standard Test Method for Mercurous Nitrate Test for Copper Alloys
B251-10	Standard Specification for General Requirements for Wrought Seamless Copper and Copper-Alloy Tube