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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This standard does not purport to address asttm of the safety concerns, if any, associated with its use. Dimensions and Permissible Variations The purchaser may specify either of the tests in Wall thicknesses up to 1. Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm.
Samples of the rejected product shall be taken in accordance with the product speci?
Oxygen-free, extra low phosphorus C Grain Size for Annealed Tempers 9. The expanded tube shall show no cracking or rupture sstm to the unaided eye. The test specimen shall include the? The following coppers and copper alloys are speci?
Conformance shall be determined by the manufacturer by analyzing samples taken at the time the castings are poured or samples taken from the semi?
Combining values from the two systems may result in non-conformance with the standard. Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters. 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.
Packaging and Package Marking All testing and inspection ast, be conducted so as not to interfere unnecessarily with the operation of the works. Tubes for ferrule astn shall be annealed sufficiently to be fully crystallized.
astm b c tube, astm b, astm b c,astm b c
Tolerances for annealed tempers shall be as agreed upon between the manufacturer and the purchaser. Tube Outside Diameter, mm 6. D Oxygen in C shall be 10 ppm max. The following coppers and copper alloys are specified: Some tubes are suggested to be subjected to a stress-relieving thermal zstm subsequent to straightening. The product shall be produced by processes such b1111 casting, extrusion, drawing, annealing, straightening, trimming, and other processes which may produce a seamless tube in the specified condition.
Tube, Outside Diameter, in. 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. A superscript epsilon e indicates an editorial change since the last revision or reapproval. Tubes meeting requirements of either test shall be considered to asttm if the tube dimensions are within the prescribed limits, unless asstm agreed upon between the manufacturer and the purchaser.
C, C, and C shall be supplied in one of the following tempers as speci? Mercury, or its vapor, has been demonstrated to be hazardous to health and corrosive to materials. Oxygen-free without residual deoxidants.
The tube need not be tested at a hydrostatic pressure of over psi [7. 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.
The products shall be subjected astj expansion, flattening, and residual stress tests.
ASTM B111 C68700 Tube
Aluminum Brass, B C 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 aatm condensers, evaporators, and heat exchangers.
C and C shall have an average grain size within the limits of 0.
Test specimens conforming to Type No. Phosphorized, high residual phosphorus. Tolerance values for lengths in wall thicknesses of 0. Any evidence of leakage shall be cause for rejection.
Copper Alloy Tubes
Tolerance values for the lengths will be developed as experience dictates. Historical Version s – view previous versions of standard. A Reference to Speci? When the temper is other than annealed, the sample may be annealed prior to testing. Above the yield strength the movement per minute of the testing machine head under load should not exceed 0. A number in parentheses indicates the year of last reapproval.
This standard has been approved for use by agencies of the Department of Defense. Admiralty Metals, B, C, and D. Oxygen-free, extra low phosphorus. The minimum weight of the composite sample that is to be divided into three equal parts shall be g. Phosphorized, low residual phosphorus. Tubes for ferrule stock shall be annealed sufficiently to be fully crystallized. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.