grama · 2026-06-15 | Read 1999 | Commenti 0

GB/T 6394-2002 — Metal Average Grain Size Rating Chart Metallographic Structure Standard Atlas — Metal Average Grain Size Determination Chart GB/T 6394-2002 Series I — Non-Twinned Grains (Light Etching) ×100 Grain size grades ranging from 00 to 8, showing non-twinned austenite grains under light etching at 100× magnification. Grade 00 – Grade 2 Grade 2½ […]

grama · 2026-06-15 | Read 2130 | Commenti 0

机械工程材料测试手册 - 物理金相卷 Manuale di prove sui materiali per l'ingegneria meccanica - Metallografia fisica Volume 总主编 / Capo redattore: 桂立丰 (Gui Lifeng) 卷主编 / Volume Editor: 唐汝钧 (Tang Rujun) 内容简介 / Overview 本手册是机械工程材料物理金相测试领域的权威参考书,涵盖了金属材料微观组织分析、金相试样制备、显微组织评定等核心内容。 Questo manuale è un riferimento autorevole per i test di metallografia fisica nell'ingegneria meccanica, analisi della microstruttura, preparazione del campione metallografico e valutazione microstrutturale dei materiali metallici. [...]

grama · 2026-06-15 | Read 2181 | Commenti 0

Una guida completa alla tecnologia e alle attrezzature per le prove metallografiche, che copre la preparazione dei campioni, il funzionamento del microscopio, la metallografia quantitativa e i metodi di prova della durezza.

grama · 2026-06-15 | Read 2208 | Commenti 0

Chapter 2: Macroscopic Inspection Technology of Steel Table of Contents Section 1: Macro-Etch Inspection of Steel (Low-Magnification Acid Etch Inspection) Section 2: Fracture Inspection of Steel Preface: Definition and Application of Macroscopic Inspection Technology Low-magnification inspection, also known as macroscopic inspection, is a method for examining the macrostructure and defects of steel and its products […]

grama · 2026-06-15 | Read 2406 | Commenti 0

GB/T 3488.1-2014 / ISO 4499-1:2008 English translation. Hardmetals metallographic determination of microstructure Part 1: Photomicrographs and description.

grama · 2026-06-15 | Read 2610 | Commenti 0

GB 5168-85 α-β Titanium Alloys — Examination of Structure UDC 669.295:620.186 Chinese National Standard Issued: 1985-05-08 | Implemented: 1986-02-01 Approved by: State Bureau of Standards Scope This standard applies to the examination of macro and micro structure of α-β titanium alloys. It is not applicable to finished parts. 1. Macro Structure Examination 1.1 Specimen Preparation […]