ASTM B/BM: Standard Specification for Copper and Copper-Alloy Seamless Condenser Tubes and Ferrule Stock. Admiralty Industries is the leading supplier & manufacturer of admiralty brass tubes C We manufacture all orders on demand, metric or imperial sizes to. ASTM B / BM Standard Specification for Copper and Copper-Alloy Seamless Condenser Tubes and Ferrule Stock, related specifications: astm b .
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Mill Test Report Check Today’s price of Alloy Tubing in India. H When the product is for subsequent welding applications, and so speci? Residual Stress Test Tubes for ferrule stock shall be annealed sufficiently to be fully crystallized.
The maximum plus deviation from the speci? Oxygen-free, extra low phosphorus C The products shall be subjected to expansion, flattening, and residual stress tests. This standard has been approved for use b11 agencies of the Department of Zstm.
Oxygen-free, extra low phosphorus.
This standard is subject to revision at any time by the responsible technical committee and must be reviewed every? Except as otherwise speci? Workmanship, Finish and Appearance ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date. If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below.
When E01 Committee has tested and published methods for assaying the low-level impurities in copper, the Speci? C Impurity maximums in ppm for C shall be: The test specimen shall include the? Tubes causing irrelevant signals because of moisture, soil, and like effects may be reconditioned and retested. Work Item s – proposed revisions of this standard. Oxygen-free without residual deoxidants.
A Condenser tubes in lengths over ft are not in present demand. When the temper is other than annealed, the sample may be annealed prior to testing.
The purchaser shall have the right to perform any of the inspections or tests set forth when such inspections and tests are deemed necessary to assure that the material conforms to prescribed requirements. For the purposes of this speci?
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Some tubes aetm suggested to be subjected to a stress-relieving thermal treatment subsequent to straightening. Phosphorized, low residual phosphorus. This standard does not purport to address all of the safety concerns, if any, associated with its use.
Tubes meeting requirements of either test shall be considered to conform if the tube dimensions are within the asym limits, unless otherwise agreed upon between the manufacturer and the purchaser. Wall thicknesses up to 1. Number of Tests and Retests Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their own responsibility.
The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Conformance shall be determined by the manufacturer by analyzing samples taken at the time the castings are poured or samples taken from the semi?
Tolerances for annealed tempers shall be as agreed upon between the manufacturer and the purchaser. Aluminum Bronze, D C The specified coppers and copper alloys are UNS No. Test specimens conforming to Type No. Failure to conform shall be cause for rejection.
ASTM B111 C68700 Tube
When tubes are speci? This specification establishes the requirements for seamless tube and ferrule stock of copper and various copper alloys of a specified range of diameters, for use in surface condensers, evaporators, and heat exchangers. No further reproductions authorized. Packaging and Package Marking C and C shall have an average grain size within the limits of 0.
Copper Alloy Tubes
C C C C A B Former light-drawn hard-drawn light-drawn hard-drawn annealed annealed annealed annealed annealed annealed annealed annealed light-drawn annealed light-drawn annealed annealed drawn and stress-relieved drawn and stress-relieved annealed drawn and stress relieved annealed light-drawn Tensile Strength, min ksiA 36 45 40 48 38 40 50 45 50 70 50 38 40 40 45 45 52 72 72 63 81 45 50 Yield Strength,B min ksiA 30 40 35 43 12 12 atsm 15 19 30 18 12 30 15 35 16 18 50 50 25 58 16 30 Elongation in 2 in.
The test method used shall permit easy visual detection of any leakage, such as by having the tube under awtm or by the pressure differential method. F Silicon shall be 0. The product shall be produced by processes such as casting, extrusion, drawing, annealing, straightening, trimming, and other processes which may produce a seamless tube in the specified condition. The products shall also be subjected to mercurous nitrate, ammonia vapor, Eddy-current, hydrostatic, and pneumatic tests.
Tube Wall Thickness, in.
C, C, and C shall be supplied in one of the following tempers as speci? Designations listed in Classi?