ผลิตภัณฑ์โลหะ
เอกสารมาตรฐาน
ญี่ปุ่น
JSA
JIS Z 2252:1991
Test methods for Vickers hardness at elevated temperatures
1991
5
JISh 2022 Std.
This Japanese Industrial Standard specifies the test methods for vickers hardness mainly of metallic materials at elevated temperatures, in these tests, the test temperature shall be in the range of over ordinary temperature up to and including 800 centigrade degrees.