ASTM B88-09 pdf free download.Standard Specification for Seamless Copper Water Tube.
1.1 This specification establishes the requirements for seamless copper water tube suitable for general plumbing. similar applications for the conveyance of fluids, and commonly used with solder, flared, or compression-type fittings. The type of copper water tube suitable for any particular application is determined by the internal or external fluid pressure, by the installation and service conditions, and by local requirements. Means of joining or bending are also factors which allect the selection of the type of tube to be used.
4. Ordering Information
4. 1 Include the following information for material ordered under this specification.
4.1.1 ASTM designation and year of issue (for example. B88—03).
4.1.2 Copper UNS No. (not necessary unless a specific copper is desired),
4.1.3 Nominal or standard size (Column 1 of Table 1) and whether Type K. L, or M (Sections 3 and 11),
4.1.4 Temper (Sections 5 and 7),
4.1.5 Length (see 11.5),
4.1.6 How furnished: straight or coils, and
4.1.7 Quantity (pieces) of each size and type.
4.1 .8 In addition, when material is purchased for agencies of the U.S. Government, it shall conform to the Supplementary Requirements as defined herein when specified in the contract or purchase order.
4.2 The following options arc available and shall be specified in the contract or purchase order when required:
4.2.1 Tension test (Section 8),
4.2.2 Grain size determination (Section 8),
4.2.3 Expansion test (9.1), and
4.2.4 Microscopical Examination for Hydrogen Embrittlement, Procedure B (9.3.2).
5. Materials and Manufacture
5.1 The material shall be of such quality and purity that the finished product shall have the properties and characteristics prescribed in this specification, and shall be cold drawn to size.
5.2 The tube shall be finished by such cold-working and annealing opcrations as arc necessary to produce the required temper and surface finish.
5.3 Tube when furnished in coils shall be annealed after coiling.
5.4 Tube when furnished in straight lengths shall normally he in the drawn temper. Upon agreement between the manufacturer or supplier and the purchaser, the manufacturer shall have the option to supply annealed straight length tubing.
6. Chemical Composition
6.1 The material shall conform to the chemical composition requirements in Table 2 for the specific type of copper.
6.2 These specification limits do not preclude the presence of other elements. When included in the contract or purchase order, and agreed upon by the manufacturer or supplier and the purchaser, limits shall be established and analysis required for unnamed elements.
7. Temper
7.1 Seamless copper water tube shall be furnished in the tempers designated below. Current designations as defined in Classification 13601 are shown.ASTM B88 pdf download.