Valves

通報

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mechanical devices used to control, direct, and regulate the flow of water

Valves

completely close or completely open; right angle

Gate valve

a single tapered disc

Solid-Wedge

parallel faces drop in vertical position and forced apart by the disc spreader

Double-Disc

throttling; more resistant

Globe Valve

infrequently and the possibility of sticking constitutes a hazard, fire protection system

Rising Stem with outside screw

headroom is limited

Non-rising Stem with inside screw

pressure-tight; cold water

Conventional disc

wide bearing surface; cutting effects of scale

Plug type

Water Supply and Treatment

Marie Everio · 25問 · 2年前

Water Supply and Treatment

25問 • 2年前

Underground Water Source

Underground Water Source

Types of Wells

Types of Wells

Cone of Depression

Cone of Depression

Treatment and Problems

Marie Everio · 23問 · 2年前

Treatment and Problems

23問 • 2年前

Effects of Hard Water

Effects of Hard Water

Hard Water Treatment

Marie Everio · 12問 · 2年前

Hard Water Treatment

12問 • 2年前

Basic Water Types

Basic Water Types

High Grade Water

High Grade Water

Sewage Water Treatments

Sewage Water Treatments

Aeration Process

Marie Everio · 7問 · 2年前

Aeration Process

7問 • 2年前

Other Materials for Filtration

Other Materials for Filtration

Disinfection

Disinfection

Potable Water Treatments

Potable Water Treatments

Filtration Systems

Marie Everio · 14問 · 2年前

Filtration Systems

14問 • 2年前

Hot Water Distribution System

Hot Water Distribution System

Types of Water Heater

Marie Everio · 7問 · 2年前

Types of Water Heater

7問 • 2年前

Hot Water Consumption

Hot Water Consumption

Disease Occurrence

Disease Occurrence

Gas Pipes

Gas Pipes

Gas Vents

Gas Vents

Pipe Colors

Pipe Colors

Color Coding of Piping

Color Coding of Piping

PIPE COLOR CODING FROM PLUMBING AND SANITARY BY GEORGE SALVAN

PIPE COLOR CODING FROM PLUMBING AND SANITARY BY GEORGE SALVAN

History of Plumbing Code

History of Plumbing Code

Introduction

Marie Everio · 16問 · 2年前

Introduction

16問 • 2年前

Objectives of Planning

Marie Everio · 11問 · 2年前

Objectives of Planning

11問 • 2年前