Product Description
GB U channel is a steel material with a cross-section shaped like the English letter "U", and sometimes the cross-section is also shaped like the Japanese letter "U".
Main features: high pressure, long support time, easy installation, not easy to deform.
Main uses: Mainly used for mine tunnels, mine tunnel secondary support, mountain tunnel support, etc.



Product specification
STANDARD: GB/T707-1988STEEL GRADE: GB9787-88 Q235B/Q345B
|
Dimension (mm) |
Web thickness(mm) |
Flange thickness (mm) |
Weight(kg/m) |
|
50×37 |
4.5 |
7.00 |
5.438 |
|
63×40 |
4.8 |
7.50 |
6.634 |
|
80×43 |
5.00 |
8.00 |
8.045 |
|
100×48 |
5.30 |
8.50 |
10.007 |
|
120×53 |
5.50 |
9.00 |
12.059 |
|
140×58 |
6.00 |
9.50 |
14.535 |
|
140×60 |
8.00 |
9.50 |
16.733 |
|
160×63 |
6.50 |
10.00 |
17.24 |
|
180×68 |
7.00 |
10.50 |
20.174 |
|
180×70 |
9.00 |
10.50 |
23.00 |
|
200×73 |
7.00 |
11.00 |
22.637 |
|
200×75 |
9.00 |
11.00 |
25.777 |
|
220×77 |
7.00 |
11.50 |
24.999 |
|
220×79 |
9.00 |
11.50 |
28.453 |
|
250×78 |
7.00 |
12.00 |
27.41 |
|
250×80 |
9.00 |
12.00 |
31.335 |
|
250×82 |
11.00 |
12.00 |
35.26 |
|
280×82 |
7.50 |
12.50 |
31.427 |
|
280×84 |
9.50 |
12.50 |
35.823 |
|
280×86 |
11.50 |
12.50 |
40.219 |
|
300×85 |
7.50 |
13.50 |
34.463 |
|
300×87 |
9.50 |
13.50 |
39.173 |
|
300×89 |
11.50 |
13.50 |
43.883 |
application
GB U channel has a wide range of uses and can be used in construction, machinery manufacturing, automobile manufacturing, shipbuilding and other fields. In the construction field, channel steel is often used to make steel structural frames, supports, beams, columns, etc. In the field of machinery manufacturing, channel steel is often used to make machine tool beds, tracks, conveyor belts, etc. In the field of automobile manufacturing, channel steel is often used to make frames, bodies, etc. In the field of shipbuilding, channel steel is often used to manufacture hull frames, ship equipment, etc.
FAQ
Q1: What are the terms of delivery?
A: FOB, CIF, CFR
Q2: What are the terms of packing?
A: Generally, we pack our goods in bundles or coils with rods or belts, we could also pack the goods as the customer's requirement.
Q3: What's your delivery time?
A: For stocks, we could transport the goods to the loading port within 7 days after we receive your deposit.
Q4: Could you produce according to the samples?
A: Yes, we could custom-make by your samples or technique drawings, we could build the mold and fixtures.
Q5: Could you provide the compliment samples?
A: yes, we could provide the free samples on condition it is available in stock, however, the the transportation fee is borne by the buyer.
Q6: How do we trust your company?
A: We have specialized in the steel business for years, our headquarters is located in Tangshan, Hebei province, you are welcome to investigate in any way, by all means, you could place an order in Alibaba with trade assurance which could secure your payment.
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