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AWWA B304 - Liquid Oxygen for Ozone Generation for Water, Wastewater, and Reclaimed Water Systems
October 24, 2018 - AWWA

Introduction. I.A. Background. Oxygen (O2) is commonly used as a feed gas for generating ozone (O3) gas, which is subsequently used for disinfection or oxidation of water supplies. Oxygen may be generated onsite as a gas or liquid or purchased in bulk as liquid oxygen (LOX). Hundreds of water...

CEI EN 50050-1 - Electrostatic hand-held spraying equipment - Safety requirements Part 1: Hand-held spraying equipment for ignitable liquid coating materials
October 1, 2014 - CEI

This European Standard specifies the requirements for hand-held or hand-operated electrostatic spraying equipment for ignitable liquid coating materials to be used in explosive atmospheres generated by their own spray cloud within a temperature range from 5 °C to 40 °C. This European Standard deals...

DS/EN 50050-1 - Electrostatic hand-held spraying equipment - Safety requirements - Part 1: Hand-held spraying equipment for ignitable liquid coating materials
December 10, 2013 - DS

1.1 This European Standard specifies the requirements for hand-held or hand-operated electrostatic spraying equipment for ignitable liquid coating materials to be used in explosive atmospheres generated by their own spray cloud within a temperature range from 5 °C to 40 °C. This European Standard...

ASME PTC 31 - High-Purity Water Treatment Systems
January 1, 2011 - ASME

Only the relevant portion of this Code need apply to any individual case or test under consideration. In some cases the procedure is simple; however, for complex systems or complex modes of system operation, the procedures and calculations of test results require more involved provisions for...

C5.3:00R2011 - Recommended practices for air carbon arc gouging and cutting
January 1, 2011 - AWS

1.1 Scope. This publication presents the basic concepts of the air carbon arc cutting (CAC-A)1 process to provide a fundamental understanding of the process and its variables. In addition, specific technical data are presented as a guide in establishing optimum operation of this process. This...

C5.5/C5.5M:2003 - Recommended practices for gas tungsten arc welding
January 1, 2003 - AWS

1.1 Scope. This document presents recommended practices for the gas tungsten arc welding (GTAW) process.1 Its purpose is to provide a fundamental explanation of the process, describe basic practices and concepts, and outline some advanced methods and applications of GTAW. These should enable...

D3.7:2004 - Guide for aluminum hull welding
January 1, 2004 - AWS

This standard makes sole use of U.S. Customary Units. Approximate mathematical equivalents in the International System of Units (SI) are provided for comparison in parentheses or in appropriate columns in tables and figures This guide provides information on proven processes, techniques, and...

IPC-CM-770 - Guidelines for Printed Board Component Mounting
January 1, 2004 - IPC

Chip-On-Flex (COF) - Surface mounted chip attached directly onto flexible printed boards. Chip-On-Glass (COG) - An assembly technology that uses an unpackaged semiconductor die mounted directly on a glass substrate such as a glass plate for liquid crystal display (LCD). Clinched Lead - A component...

AA WATP23 - Welding Aluminum: Theory and Practice
January 1, 2002 - AA

Superb strength-to-weight ratio, immunity to corrosion, and intrinsic recyclability render aluminum and its alloys desirable for many manufacturing applications. But to be competitive in the modern industrial world, a structural metal must be readily weldable. The earliest welding techniques...

DEF STAN 03-6: PART 1 - Guide to Flame Spraying Processes Part 1: Unfused Metal Coatings
January 1, 1972 - MODUK

INTRODUCTION The purpose of this Defence Standard is to provide designers and users with advice on the application of flame sprayed coatings, principally for wearing surfaces. It includes cleaning, preparation of surfaces, design considerations, metals to be applied, quality control,...

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