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JGJ81-2002 Construction Steel Structure Welding Technical Regulations (Part 15)
Welding of steel structures is a major factor in the construction of buildings and most other structures. This article will outline the key points of JGJ81-2002 standard for Architectural Steel Structures Welding Technology.
The JGJ 81-2002 standard is based on the needs of various types of struc......
1071 
Sophie
JGJ81-2002 Construction steel structure welding technical specification (fourth)
National Technical Specifications for Steel Building Co welding of JGJ81-2002
In 2002, the National Technical Specifications for Steel Building Co welding (JGJ81-2002) was introduced for the construction industry. This document embodies a set of rules and norms that are intended to standardize an......
Eddy current test method for titanium and titanium alloy pipes GB/T 12969.2-91
Abstract
This paper introduces GB／T 12969.2-91 Eddy Current Method for inspecting titanium and titanium alloy pipes. Eddy current method is an non destructive testing (NDT) technique for performing the inspection of titanium and titanium alloy pipes. The technique is an electromagnetic test whic......
Classification method of radiography and film grades of steel castings (abstract) GB 5677-85
X-ray photography and film grading of castings is a widely accepted practice used to detect any discontinuities and flaws in the casting. In recent times, this method has become a standard to evaluate the quality of castings and to determine the necessary measures needed to achieve certain quality......
American Iron and Steel Scrap Standard (1991)
Introduction
Scrap metal has been used as a resource in the United States since the late nineteenth century. Initially, it was simply used for recycling, but over time it became an important commodity used in the manufacturing industry. During the 1980s, concerns about the quality of scrap steel,......
45H use
Overview
Exergen TemporalScanner TAT-5000C thermometer is an ear thermometer designed to accurately measure core body temperature. The TAT-5000C features a non-invasive, quick and easy-to-use design and the accuracy and consistency of the Exergens patented temporal artery technology.
Features
T......
50 uses
Apple Pay and Its Benefits
As technology has taken over many roles, Apple Pay has become a convenience for many Americans over the past few years. With Apple Pay, a person does not have to use cash to make a payment. Instead, people can pay for goods and services with their Apple device, allowing......
60 uses
Medical advances since the 1950s
Since the 1950s medical advances have been made that have revolutionized healthcare and substantially improved the quality of many lives. These advances have primarily focused on three areas: vaccines, diagnostic techniques and drug treatments.
Vaccines
The develo......
70Mn use
Tantalum is an element previously known as tantalium and is represented by the chemical symbol Ta. It is an exceptional metal that has many industrial and commercial applications, including the manufacture of capacitors, semiconductors and medical implants, such as hip replacements, coronary stent......
ASTM A965M-1997 Austenitic steel forgings for pressure and high temperature components
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ASTM A965M-1997 Pressure and High Temperature Components Forgings in Austenitic Steel
ASTM A965M-1997 is an industry-wide pressure and high temperature components forging standard for the austenitic steel. It contains general requirements, product selection guide and material specifications for......
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