Manufacturer for BS4568 Conduit Pipe - Electrical Conduit Pipe EMT – Rainbow
Manufacturer for BS4568 Conduit Pipe - 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:
Some problems in the construction of steel structure and their solutions
Fire protection measures for steel structures
"Sincerity, Innovation, Rigorousness, and Efficiency" is the persistent conception of our firm for the long-term to create jointly with consumers for mutual reciprocity and mutual reward for Manufacturer for BS4568 Conduit Pipe - Electrical Conduit Pipe EMT – Rainbow , The product will supply to all over the world, such as: kazakhstan, panama, Greek, We set a strict quality control system. We have return and exchange policy, and you can exchange within 7 days after receive the wigs if it is in new station and we service repairing free for our products. Please feel free to contact us for further information and we will offer you competitive price list then.
This company has the idea of "better quality, lower processing costs, prices are more reasonable", so they have competitive product quality and price, that's the main reason we chose to cooperate.





