Chinese wholesale Conduit Tube – Electrical Conduit Pipe EMT – Rainbow
Chinese wholesale Conduit Tube – Electrical Conduit Pipe EMT – Rainbow Detail:
Electrical Metallic Tubing
Electrical metallic tubing (EMT), also commonly called thin-wall, is a listed steel raceway of circular cross section, which is unthreaded, and nominally 10′ long. 20′ lengths are also available. EMT is available in trade sizes 1/2 through 4. The outside is galvanized for corrosion protection and the inside has an approved corrosion-resistant organic coating. EMT is installed by use of set-screw or compression-type couplings and connectors. It is permitted to have an integral coupling comprised of an expanded, “belled” shape tube on one end with set screws. EMT with integral couplings is available in trade sizes 1-1/4 through 4.
Applicable Tolerance:
Outside Diameter : ±0.005in(0.13 mm)
Wall Thickness: +10%~ -5%
The wall thickness shall not vary more than 0.003in(0.08mm) throughout a 10 foot length
Length:±0.25 in (6.4 mm)
Standard: UL797-2000
Finishes: Zinc Plated, Pre-galvanized
Zinc coated: class 3, 80-120 g/m2; class 4, 275-500 g/m2
Package: 1.Big OD: in bulk;
2.Small OD: in bundles, packed by steel strips;
3.Waterproof package with plastic cloth;
4.Standard export package;
5.According to customers’ requirements.
|
Size |
Outside Diameter |
Inside Diameter |
|
|
||||
|
inch |
inch |
mm |
inch |
mm |
(1)mm |
(2)mm |
feet |
mm |
|
1/2” |
0.706 |
17.93 |
0.622 |
15.80 |
1.07 |
0.85 |
10 |
3050 |
|
3/4” |
0.922 |
23.42 |
0.824 |
20.93 |
1.25 |
1.00 |
10 |
3050 |
|
1” |
1.163 |
29.54 |
1.049 |
26.64 |
1.45 |
1.10 |
10 |
3050 |
|
1-1/4” |
1.510 |
38.35 |
1.380 |
35.05 |
1.65 |
1.30 |
10 |
3050 |
|
1-1/2” |
1.740 |
44.20 |
1.610 |
40.89 |
1.65 |
1.30 |
10 |
3050 |
|
2” |
2.197 |
55.80 |
2.067 |
52.50 |
1.65 |
1.40 |
10 |
3050 |
|
2-1/2” |
2.875 |
73.00 |
2.731 |
69.37 |
1.83 |
- |
10 |
3050 |
|
3” |
3.500 |
88.90 |
3.356 |
85.24 |
1.83 |
- |
10 |
3050 |
|
3-1/2” |
4.000 |
101.60 |
3.834 |
97.38 |
2.11 |
- |
10 |
3050 |
|
4” |
4.500 |
114.30 |
4.334 |
110.08 |
2.11 |
- |
10 |
3050 |
Applications:
Conduit pipe is generally installed by electricians at the site of installation of electrical equipment. It is used to protect and route electrical wiring in a building or nonbuilding structure.

Product detail pictures:
Related Product Guide:
Steel length dimension
Technical Specification for safety of steel pipe scaffold for construction
We will make every effort to be outstanding and perfect, and accelerate our steps for standing in the rank of international top-grade and high-tech enterprises for Chinese wholesale Conduit Tube – Electrical Conduit Pipe EMT – Rainbow , The product will supply to all over the world, such as: Guinea, Malawi, Croatia, Due to good quality and reasonable prices, our items have been exported to more than 10 countries and regions. We are looking forward to cooperating with all customers from at home and abroad. Moreover, customer satisfaction is our eternal pursuit.
The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.






