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quality descriptors

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Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001011
EISBN: 978-1-62708-161-0
... Abstract This article addresses classifications and designations for carbon and low-alloy steel sheet and strip product forms based on composition, quality descriptors, mechanical properties, and other factors. Carbon steel sheet and strip are available as hot-rolled and as cold-rolled products...
Book Chapter

By R.J. Glodowski
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001016
EISBN: 978-1-62708-161-0
... for the manufacture of carbon steel wire is produced with manufacturing controls and inspection procedures intended to ensure the degree of soundness and freedom from injurious surface imperfections necessary for specific applications. This article also describes the various quality descriptors applicable to the rods...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001009
EISBN: 978-1-62708-161-0
... strength level, heat treatment and quality descriptors. It describes the effects of alloying elements on the properties and characteristics of steels. The article provides extensive tabular data pertaining to domestic and international designations of steels. alloy steel classifications alloy steel...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001015
EISBN: 978-1-62708-161-0
... tolerances are applicable to cold-finished products, depending on shape, carbon content, and heat treatment. When used to identify cold-finished steel bars, the various quality descriptors are indicative of many characteristics, such as degree of internal soundness, relative uniformity of chemical...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003092
EISBN: 978-1-62708-199-3
... of sulfur content normally indicates a resulfurized steel. (b) Not normally produced by open hearth process. (c) Not applicable to rephosphorized or resulfurized steels. (d) Lower maximum limits on phosphorus and sulfur are required by certain quality descriptors. Alloy steel heat...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003094
EISBN: 978-1-62708-199-3
.... Abstract Abstract Low-carbon steel sheet and strip are used primarily in consumer goods. This article discusses quality descriptors and mechanical properties of low-carbon steel sheet and strip and carbon and low-alloy steel plate. Alloy steel sheet and strip are used primarily for those special...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003095
EISBN: 978-1-62708-199-3
... properties, quality descriptors and chemical compositions of hot-rolled steel bars, cold-finished steel bars, steel wire rod and steel wire. It contains tables that provide size tolerances for cold-finished carbon steel bar and cold-finished alloy steel bar. Alloy Steel Spring Wire Hot-Rolled Steel Bar...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001014
EISBN: 978-1-62708-161-0
... ranges or limits, mechanical property requirements, or both. Hot-rolled carbon steel bars are produced to two primary quality levels: merchant quality and special quality. Merchant quality is the least restrictive descriptor for hot-rolled carbon steel bars. Special quality bars are employed when end use...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001013
EISBN: 978-1-62708-161-0
..., and relative freedom from injurious surface imperfections. The various types of steel plate quality are indicated in Table 1 . The three main quality descriptors used to describe steel plate are regular quality, structural quality, and pressure vessel quality. Special qualities include cold-drawing...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006567
EISBN: 978-1-62708-290-7
... 316L Parts Produced with Selective Laser Melting Using Different Powder Grades , Solid Freeform Fabrication Proceedings , 2009 , p 342 – 353 7. Spierings A.B. , Herres N. , and Levy G. , Influence of the Particle Size Distribution on Surface Quality and Mechanical Properties...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006568
EISBN: 978-1-62708-290-7
... be transferred into AM parts if the short melting times do not allow pores to float out and escape ( Ref 20 – 23 ). Even pores below, for example, 30 μm can affect the structural integrity and mechanical properties. Thus, being able to quantify powder porosity is essential for quality control of powder-based AM...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006439
EISBN: 978-1-62708-190-0
..., and quality control applications. This article presents a variety of machine vision functions for different purposes and provides a comparison of machine and human vision capabilities in a table. It discusses the processes of a machine vision system: image acquisition, image preprocessing, image analysis...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002454
EISBN: 978-1-62708-194-8
... spring redesign Table 2 Pugh decision matrix for a toy train helical spring redesign Criteria Alternative 1 Present material, hard drawn steel (ASTM A 227) Alternative 2 Hard drawn steel, class I (ASTM A 227) Alternative 3 Music spring quality steel (ASTM A 228) Alternative 4 Oil-tempered...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003500
EISBN: 978-1-62708-180-1
... Abstract This article briefly introduces the concepts of failure analysis and root cause analysis (RCA), and the role of failure analysis as a general engineering tool for enhancing product quality and failure prevention. It reviews four fundamental categories of physical root causes, namely...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006753
EISBN: 978-1-62708-295-2
... Abstract This article briefly introduces the concepts of failure analysis, including root-cause analysis (RCA), and the role of failure analysis as a general engineering tool for enhancing product quality and failure prevention. It initially provides definitions of failure on several different...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003711
EISBN: 978-1-62708-182-5
... 50 7.3 8 1.16 0.2 Amor … … 0.4 0.2 … … 1 0.91 0.3 0.01 Cryst, crystalline. Amor, amorphous Characteristics descriptors of solids Table 3 Characteristics descriptors of solids Term Description Amorphous Nonrepeating arrangement or alignment of fundamental...
Book Chapter

Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006474
EISBN: 978-1-62708-190-0
... are therefore equivalent to the sine and cosine Fourier coefficients of the reflected signal. These coefficients are complete descriptors of the phase and amplitude of the signal reflected by the flaw and thus constitute a hologram. The outputs of the balanced mixers are sampled, converted to digital numbers...
Book Chapter

Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006359
EISBN: 978-1-62708-192-4
... is that of typefaces, which are expected to hold definition, thus assuring high print quality, often for billions of cycles. Separable electrical connectors must make repeated contact without excessive removal of highly conductive noble or seminoble films. In drilling devices applied to a variety of media, ranging...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002350
EISBN: 978-1-62708-193-1
... estimation within a factor of 2 would be exceptional, and perhaps one within an order of magnitude would not be considered too outrageous, depending on the quality of information, appropriateness of technique, and “property” data. The substantial amount of scatter in results is one of the contributing...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005455
EISBN: 978-1-62708-196-2
... mesoscopic microstructural features (i.e., grains) to predict the properties of a material. The accurate grain reconstructions are based on experimental datasets. Following three-dimensional rendering, rigorous analysis of a suite of statistical grain descriptors have been developed, including those which...