材料与试验协会 B163-04冷凝器及热交换器用无缝镍和镍合金管.PDF

Designation: B 163 – 04 Standard Specification for Seamless Nickel and Nickel Alloy Condenser and Heat- Exchanger Tubes1 This standard is issued under the fixed designation B 163; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon () indicates an editorial change since the last revision or reapproval. This standard has been approved for use by agencies of the Department of Defense. 1. Scope* Check Analysis Limits for Nickel, Nickel Alloys and 2 covers seamless tubes of nickel and Cobalt Alloys 1.1 This specification nickel alloys, as shown in Table 1, for use in condenser and E 8 Test Methods for Tension Testing of Metallic Materials heat-exchanger service. E 18 Test Methods for Rockwell Hardness and Rockwell 1.2 This specification covers outside diameter and average Superficial Hardness of Metallic Materials wall, or outside diameter and minimum wall tube. E 29 Practice for Using Significant Digits in Test Data to 1.2.1 The sizes covered by this specification are 3 in. (76.2 Determine Conformance with Specifications mm) and under in outside diameter with minimum wall E 76 Test Methods for Chemical Analysis of Nickel-Copper thicknesses of 0.148 in. (3.76 mm) and under, and with average Alloys4 wall thicknesses of 0.165