H24 金相检验方法 标准查询与下载



共找到 271 条与 金相检验方法 相关的标准,共 19

1.1 This guide covers the outline of the basic safety guidelines to be used in a metallographic laboratory. Safe working habits are discussed for various tasks performed in a metallographic laboratory.1.2 The sections appear in the following order:This guide does not 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 and health practices and determine the applicability of regulatory limitations prior to use.

Standard Guide on Metallographic Laboratory Safety

ICS
71.040.20 (Laboratory ware and related apparatus)
CCS
H24
发布
1999
实施

This International Standard specifies a micrographic method of determining the nonmetallic inclusions in rolled or forged steel products having a reduction ratio of at least 3 using standard diagrams. This method is widely used to assess the suitability of a steel for a given use. However, since it is difficult to achieve reproducible results owing to the influence of the test operator, even with a large number of specimens, precautions should be taken when using the method. NOTE For certain types of steel (e.g., free cutting steels), the standardized diagrams described in this International Standard may not be applicable. This International Standard also provides for the determination of nonmetallic inclusions by image analysis technologies (see annex D).

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

ICS
77.040.99
CCS
H24
发布
1998-10
实施

Non-destructive testing of steel forgings. Part 3 : ultrasonic testing of ferritic or martensitic steel forgings.

ICS
77.040.20;77.140.85
CCS
H24
发布
1998-09-01
实施
1998-09-05

This amendment forms a part of MILPRF-27639D, dated 20 June 1997 and is approved for use by all Departments and Agencies of the Department of Defense.

VALVE, PNEUMATIC INFLATOR (LIFE PRESERVER, FLU-1/P)

ICS
23.060
CCS
H24
发布
1998-06-26
实施

MS3318A, dated 11 December 1987, is inactive for new design and is no longer used, except for replacement purposes.

CASE, INSTRUMENT, 5 X 4-1/4 SIZE, STANDARD DIMENSIONS FOR

ICS
CCS
H24
发布
1998-04-04
实施

MS33638C, dated 15 April 1969, is inactive for new design and is no longer used, except for replacement purposes

CASE, INSTRUMENT, FLANGE MOUNTED, AIRCRAFT

ICS
CCS
H24
发布
1998-04-04
实施

Technical guidelines for metallurgic replica

ICS
77.040.01
CCS
H24
发布
1998-03-19
实施
1998-09-01

This International Standard specifies techniques of surface examination in which a transparent nitrocellulose varnish, or plastic material, with or without supports, is used to record inhomogeneities, both mechanical and metallurgical, in the condition of a metal surface. The techniques specified in this International Standard have the advantage of being suitable for some locations where access is restricted. In addition, the replicas can be inspected on site with low-power optical aids or they may be transferred to a laboratory and examined under a powerful metallurgical microscope.

Non-destructive testing - Metallographic replica techniques of surface examination

ICS
77.040.20
CCS
H24
发布
1998-03
实施

本标准规定了下列类型低倍放大镜的特性,并推荐选择用于表面检测。 ——单片镜放大镜,典型放大率达4倍(A型)。 ~多片镜放大镜,典型放大率达10倍(B型)。 ——双系统件放大镜,典型放大率达1 5倍(C型),有如下两类: a) 双筒镜.通常有长工作距离(c.1型); b) 双目镜”,装有细调或其他附件,用于立体观察(c.2型)。 ——凹透镜放大镜,装有前表面反射镜,典型放大率达6倍(D型)。 1.2本标准不涉及: ——钟表匠套在眼窝上的小型放大镜和眼镜; 一一透镜或透镜架可以放在被检物体表面上的单片镜放大镜、球面或圆柱面透镜放大镜(包括装有 用于测量的各种分度标尺的放大镜); 一允有液体,塑料透镜液囊; 一用于内表面榆查的放大镜。

Non-destructive testing - Aids to visual inspection - Selection of low-power magnifiers

ICS
19.100
CCS
H24
发布
1998-03
实施

This notice should be filed in front of MIL-L-38484 (USAF)dated 12 December 1966, Amendment 5, dated 9 February 1977 and Notice 1, dated 2 December 1991.

LIFE PRESERVERS, UNDERARM, PNEUMATIC

ICS
CCS
H24
发布
1997-09-12
实施

Standard diagrams for macrostructure and defect in continuous casting slab

ICS
CCS
H24
发布
1997-08-04
实施
1997-12-01

This specification is approved for use by all Departments and Agencies of the Department of Defense.

VALVE, PNEUMATIC INFLATOR (LIFE PRESERVER, FLU-1/P)

ICS
23.060
CCS
H24
发布
1997-06-20
实施

This specification covers one type of pneumatic inflator valve (life preserver,MA-1).

VALVE, PNEUMATIC INFLATOR (LIFE PRESERVER, MA-1)

ICS
23.060
CCS
H24
发布
1997-05-09
实施

本指导性技术文件规定了枪械钢制件显微组织的分类、试样制备、显微组织评级图及评定方法。 本指导性技术文件适用于评定枪械用非合金结构钢和合金结构钢制件在正火、退火、正火后高温回火及调质后的显微组织级别,也可适用于评定同类钢的其它制件在相同热处理条件下的显微组织级别。

Microstructure Grading Diagram and Evaluation Method of Firearms Steel Parts

ICS
CCS
H24
发布
1997-02-28
实施
1997-08-01

This notice should be filed in front of MIL-1-48 1 1 OB(AR) dated 11May 1982

IGNITER ASSEMBLY, ROCKET, FOR DEMOLITION KIT, CRATERING, M180

ICS
CCS
H24
发布
1997-02-14
实施

This notice should be filed in front of MIL-F-46570D(AR) dated 15 January 1982

FUZE, DEMOLITION KIT, M1134 WITH DETONATORS PARTS FOR

ICS
CCS
H24
发布
1997-02-12
实施

This notice should be fled in fiont of MTL-C-22909B7 dated 4 December 1972.

CRIMPING TOOL, TERMINAL AND CONNECTOR CONTACT, HYDRAULIC OPERATED

ICS
CCS
H24
发布
1997
实施

この規格は,鋼の断面を,種々の腐食液を用いて腐食し,マクロ組織を試験する方法について規定する。

Macrostructure detecting method for steel

ICS
77.040.30;77.080.20
CCS
H24
发布
1996-10-20
实施

Foundry products. Guideline for acceptance criteria of discontinuities on machined surfaces.

ICS
77.040.20;17.040.20
CCS
H24
发布
1996-10-01
实施
1996-10-05

本标准规定了金属材料高温拉伸试验方法的符号、术语、试样、试验设备、试验条件、性能测定、性能数据值的修约和试验报告。   本标准适用于试验温度在100~1100℃测定金属材料的拉伸力学性能。本标准不包括丝材、管材及厚度0.5mm以下的板材和带材的高温拉伸性能的测定。

High temperature tensile test method for metals

ICS
CCS
H24
发布
1996-09-13
实施
1996-10-01



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