# Quick Answer: What is the outside diameter of EMT pipe?

Contents

## What is the OD of EMT?

Electrical Metallic Tubing (EMT) – Thinwall Conduit

Conduit Trade Size Outside Diameter
(in) (mm) (in)
1/2 16 0.706
3/4 21 0.922
1 27 1.163

## Is EMT measured inside or outside diameter?

The outside diamond is used to measure tubing. It can be specified in inches or fraction of an inch. The numbers are 1-2/4′′.

## What is the outside diameter of 4 EMT?

ACTUAL OUTER DIAMETER

THIN WALL INCH SIZE (E.M.T.) ACTUAL OUTSIDE DIAMETER
2 1/2″ = 2.875″
3″ = 3.500″
3 1/2″ = 4.000″
4″ = 4.500″

## How thick is EMT conduit?

E-Z Pull Electrical Metallic Tubing (EMT) and True Color EMT

Trade Size Metric Designator Nominal Wall Thickness2
in
1/2 16 0.042
3/4 21 0.049
1 27 0.057

## What is the OD of pipe?

OD and Nominal Pipe Size

Tubing is measured by the OUTSIDE DIAMETER (O.D.), specified in inches (e.g., 1.250) or fraction of an inch (eg. 1-1/4″). Pipe is usually measured by NOMINAL PIPE SIZE (NPS). Although it is related to the outside diameter, it is significantly different.

## What is the OD of 6 pipe?

Pipe Size Chart

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PIPE SCHEDULES WALL THICKNESS (Inches)
Nominal O.D. Inches 80s & E.H.
5 5.563 .375
6 6.625 .432
7 7.625 .500

## What is the OD of 1 inch PVC pipe?

For regular schedule 40 PVC pipe, the title 1″, for instance, means that the inner diameter (ID) is 1″. The pipe walls themselves have a thickness, though. The OD of 1″ PVC pipe is 1.315″.

## What is an EMT pipe?

Steel conduit and electrical metallic tubing (EMT) refers to the steel-based durable enclosures that route individual electrical wiring conductors in a building or structure and protect the wires from impact, moisture, and chemical vapors.

## What are the dimensions of EMT conduit?

Electrical Metallic Tubing (EMT) and True Color EMT

Trade Size Metric Approx Weight/100 Ft (30.5M)
3/4 21 46
1 27 67
1 1/4 35 101
1 1/2 41 116

## What is the outside diameter of 1 inch galvanized conduit?

Galvanized Rigid Conduit (GRC)

Trade Size Metric Designator Outside Diameter*
1 27 1.315
1 1/4 35 1.660
1 1/2 41 1.900
2 53 2.375

## What is the OD of 1 galvanized pipe?

The OD of 1/2-inch galvanized pipe is about 7/8-inch and so is 1/2-inch PVC. 3/4-inch pipe measures 1-1/16 inches, 1-inch measures 1 5/16 inches and 1 1/4 inches measures 1 5/8 inches. These same rules apply to rigid copper plumbing.

## Is conduit size OD or ID?

A conduit trade size of 1 inch has an actual inner diameter of 1.049 inches. 2-inch lengths typically have an inside diameter of 2.067 inches.