77.040.99 金属材料的其他试验方法 标准查询与下载



共找到 511 条与 金属材料的其他试验方法 相关的标准,共 35

Steels — Micrographic determination of the apparent grain size

ICS
77.040.99
CCS
发布
1964-11
实施

Steels — Manual point counting method for statistically estimating the volume fraction of a constituent with a point grid

ICS
77.040.99
CCS
发布
1964-11
实施

Steels — Determination of the depth of decarburization

ICS
77.040.99
CCS
发布
1964-11
实施

In separate sections covers general procedures for determining grain size in metals and alloys by estimation of grain size using the comparison method and by calculation of grain size number using the intercept and planimetric methods, specific procedure

Methods for the determination of grain size in metals

ICS
77.040.99
CCS
发布
实施

Steel-Hardenability test by end quenching(Jominy test)

ICS
77.040.99
CCS
发布
实施
0000-00-00

Steel - Hardenability test by end quenching (Jominy test) (ISO/DIS 642:2023)

ICS
77.040.99
CCS
发布
实施

Steels - Micrographic determination of the apparent grain size (ISO/DIS 643:2023)

ICS
77.040.99
CCS
发布
实施

Specifies methods for the measurement of case depths of up to 3 mm produced by carburizing, nitriding, carbo-nitriding or cyaniding heat treatment processes, in steel products. It includes hardness, micro-hardness, micrographic, macroscopic, chemical and spectrometric methods.

Methods for the measurement of case depth in steels

ICS
77.040.99
CCS
发布
实施

Describes procedures for the comparison of micrographic images with standard Jernkontoret or ASTM charts. Details are given for the preparation of test pieces, test procedures, assessment of the images, expression of results and the preparation of a test report. The charts are reproduced full size. An example of assessment of a micrographic field and calculation of an average field rating number are given in appendices.

Method for the micrographic assessment of the non-metallic inclusion content in wrought steel

ICS
77.040.99
CCS
发布
实施

Describes three procedures for macroscopic assessment - the oxidation-fracture, step-machined and magnetic particle methods. The field of application is given for each test together with procedures for preparing test pieces, performing the test, and the reporting of the test results.

Methods for the macroscopic assessment of the non-metallic inclusion content in wrought steel

ICS
77.040.99
CCS
发布
实施

Steel-Determination of content of nonmetallic inclusions-Micrographic method using standard diagrams

ICS
77.040.99
CCS
发布
实施
0000-00-00



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