Round steel pipes and tubes
GI Pipe, 12 to 300 mm OD
Gram Bangla Tubes Ltd (GBTL) manufactures GI (hot dip galvanized) steel pipe by electric resistance welding (ERW) in Sonargaon, Narayanganj, Bangladesh, in sizes from 12 to 300 mm OD. Wall thickness runs from 1.0 to 8.0 mm. Standard sizes are sold through district dealers, and bulk orders from 20 MT go direct from the mill.
Used in: Water and utilities, Construction and infrastructure
Standard sizes are sold through GBTL dealers. Call or WhatsApp us and we connect you to your district dealer.
Specifications
| Outside diameter | 12 to 300 mm OD |
|---|---|
| Wall thickness | 1.0 to 8.0 mm |
| Length | Confirmed on quote |
| Steel grade | Spec sheet on request Request it |
| Standards | Spec sheet on request Request it |
| Finish options |
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| Availability | Regular production |
| Minimum order |
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| Used in |
About GI Pipe
GI pipe from Gram Bangla Tubes Ltd. (GBTL) is hot dip galvanized round steel pipe for water supply and construction in Bangladesh. Galvanizing after forming gives a heavier zinc layer than GP pipe, inside and outside. Sizes run from 12 to 300 mm OD, with walls from 1.0 to 8.0 mm. Every batch is hydrostatically tested in house.
Standard GI pipe sizes are sold through the GBTL dealer network by district. Projects needing 20 MT or more can buy direct from the mill. See the GBTL GI pipe price page for current rates. GBTL marks every batch for traceability and supplies mill test certificates on request.
Questions about GI Pipe
What sizes of GI pipe does GBTL make?
GBTL makes GI pipe from 12 to 300 mm OD, with wall thickness from 1.0 to 8.0 mm. All GBTL GI pipe is hot dip galvanized after forming. For small orders, buy GI pipe from your GBTL district dealer.
What is the difference between GI pipe and GP pipe?
GI pipe is hot dip galvanized after forming, so the zinc covers the inside, the outside and the weld seam. GP pipe is formed from strip that was zinc coated before forming, so its cut ends and weld seam need protection outdoors. GBTL makes GI pipe from 12 to 300 mm OD and GP pipe from 12 to 165 mm OD.
What is GI pipe used for?
GBTL GI pipe is used for water supply and construction in Bangladesh. The hot dip zinc layer inside and outside suits unpainted outdoor use and water lines. Wall thickness from 1.0 to 8.0 mm covers light and heavy duty work.
Where can I buy GBTL GI pipe in Bangladesh?
Standard GI pipe sizes are sold through GBTL district dealers across Bangladesh and can be ordered online at shop.grambanglatube.com. Projects needing 20 MT or more buy direct from the GBTL mill. GI pipe is priced per kg. When the mill publishes a GI rate it appears on the GI pipe price page and in the online shop; until then your district dealer or the mill confirms the price on your order.
Can I buy GI pipe direct from the GBTL mill?
Yes, from 20 MT. Below 20 MT your district dealer is the faster route, and the mill confirms the price on every order.
Related products
LSAW Steel Pipe
- Size
- 300 to 2,500 mm OD
- Wall
- 3.0 to 17.0 mm
Spiral Pipe (SSAW)
- Size
- 273 to 3,600 mm OD
- Wall
- 3.0 to 25.0 mm
GP Round Pipe
- Size
- 12 to 165 mm OD
- Wall
- 0.6 to 2.3 mm
- Finish
- Pre-galvanized (GP)
Photos are representative. Finish and size may differ from the item shown.
Request a quote
Bulk enquiry for GI Pipe, 20 MT and above
For orders under 20 MT, your district dealer is the fastest route. For 20 MT and above, send the details and the mill sales team replies.
- Quantities in MT or pieces.
- Delivery to your site anywhere in Bangladesh, by district.
- Mill test certificates on request.
Prefer to talk? Call +88 01907 084 261, Saturday to Thursday, 9:00 to 18:00.
Send your request on WhatsApp
The message below is filled in for you. Add the quantity and your delivery district, then send.
Hi GBTL, bulk enquiry for GI Pipe 12 to 300 mm OD, quantity ____ MT (20 MT or more), delivery to ____.
Or email info@grambanglatube.com with the sizes, quantity and delivery district.