ASTM B66-15 (R2021) pdf free download.Standard Specification for Bronze Castings for Steam Locomotive Wearing Parts.
1.1 This specification establishes requirements for bronze castings for steam locomotive wearing parts. The following Copper Alloy UNS Nos. are specified: C93200. C93400, C936(X), C937(X), C938(X), C94300. C944(XL C945(X). and C954(X).2
Note 1—Historically, the alloys in this specification have been used in the applications listed in the Appendix. Actual practice may vary according to locomotive type and service.
1.2 This standard does 1101 purport to address all of the safety concerns, if any, associated with its use. 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.
1 .3 This international standard it was developed in accordance with internationally recognized principles on standard— ization established in the Decision on Principles for the Development of International Standards, Guides and Recom— mendations issued by the World Trade Organizations Technical Barriers to Trade (TBT) Committee.
2. Referenced Docunwnts
2. 1 ASTM Standards:
The following documents in the current issue of the Book of Standards form a part of this specification to the extent referenced herein:
B824 Specification for General Requirements for Copper Alloy Castings
B846 Terminology for Copper and Copper Alloys
3. Terminology
3.1 For defInitions of terms related to copper alloys, refer to Terminology B846.
4. General Requirements
4.1 The following sections of Specification B24 form a part of this specification. In the event of a conflict between this specification and Specification B824, the requirements of this specification shall take precedence.
4.1.1 Terminology (Section 3).
4.1.2 Other Requirements (Section 7),
4.1.3 Dimensions, Mass, and Permissible Variations (Section 8),
4.1.4 Workmanship, Finish, and Appearance (Section 9),
4.1.5 Sampling (Section 10),
4.1.6 Number of Tests and Retests (Section 11),
4.1.7 Specimen Preparation (Section 12),
4.1.8 Test Methods (Section 13),
4.1.9 Significance of Numerical Limits (Section 14),
4.1.10 Inspection (Section 15),
4.1.11 Rejection and Rehearing (Section 16),
4. 1 . 1 2 Certification (Section 17).
4.1.13 Test Report (Section 18), and
4.1.14 Packaging and Package Marking (Section 20).
5. Ordering Information
5.1 Orders for castings under this specification should include the following information in orders for product:
5.1.1 ASTM designation and year of issue (for example, B66—06),
5.1.2 Number of castings or total weight, for each size and form.ASTM B66 pdf download.