
Tianjin GrandMetal Tech. Co., Ltd was founded in 2010. Along with the development of over ten years, we have succeeded in owning our own processing factory, the international logistic company and a professional foreign trade team.
The factory covers an area of 21,298 square meters, consist with five workshops and one office building, equips with laser cut machine/plasma cut machine/punching machine/radial drilling machine and so on total 103 sets of equipment, employing 26 workers.
Now we have the capacity of two million pieces per year for ground screw, our products were ever be exported to USA, Canada, Australia, South Korea, Singapore, Italy, France, UK and so on, and are widely used in many types of foundation engineering.
Featured Products
Ground Screw Foundation with Customized Flange
Model Number: HSFGround Screw Foundation with Customized Flange
Material: Q235B
Type: Round Pipes, Ground screw with round flange
Ground Screw Foundation with Customized Flange
Description: This kind of product is designed to connect to various ground structures such as beams and metal plates, etc.Ground Screw Foundation with Customized Flange
U type
Model Number: HSU
Material: Q235B
Type: Round Pipes, Helical Pile with Customized U-flange.
Description: This kind of product is designed to connect to various ground structures such as timber pile and wooden pole, etc.
Helical Piles with Extension
Material: Q355/ API 5CT J55
Type: Extension tubesExtension tube piers for foundation support
Description: Shorter project times, ease of installation, reduction of the carbon footprint, ease of removal when the foundations are no longer required, reduced risk to the workforce, and reduced cost
green ground screw solar ground screw anchor piles
Model Number: HSD
Material: Q235/Q355B
Type: Round Pipes, Helical Pile with Customized Flange.
Description: Open top with welded flanges available. They are easy to dismantle and relocate for temporary projects.
ground screw anchors for sale
Model Number: HSBground screw anchors for sale
Material: Q235 Steelground screw anchors
Type: No flange ground screw with nuts
Description: Open top, which are designed to have a pipe inserted into it and secured with three bolts when installing.ground screw anchors for sale
screw in earth anchors solar twist stackable ground screws
Model Number: HST
Material: Q235 Steel
Type: Twisted ground screw for solar energy support.
Description: Open top, which are designed to have a pipe inserted into it and secured with three bolts when installing.
Why Choose Us?
Our team







A Letter to Each Viewer
Hi Sir/Madam,
Good day, thanks for your attention. That friends should come to one from afar, is this not after all delightful? Glad to find we are in the same market.
As one of the leading manufacturers specialized in foudation products for many years, our products are widely used in solar mounting systems, green house, fence and other commercial constructions etc. both at home and abroad.
We have much experience in products and exporting, good service and high quality products are what we have been pursuing, if you are interested, feel free to contact us.
Every inquiry from you matter. Look forward to our cooperation.
Best regards.
GrandMetal