Square Bar Shaft Helical Screw for Mailbox Supporting Foundation

Shaft material: 40Cr(ASTM A5140) or 45#(ASTM 1045) steel.
Helix plate: ASTM A36 hot rolled plate, available in 3/8'' and 1/2'' thickness.
All helix leading edges sharpened and rock cut and 45 degrees.
Corrosion protection: ASTM A153, hot dipped zinc coating.
Efficient torque transfer, clear visual indicator of tension deflection.

Notes: OEM service is available. Different materials and specifications can be customized according to your demands.

 

Better Screw Co. is a subsidiary of Better Group Corp. Better Group Corp have several different subsidiaries focus on different fields such as Metal work, CNC Equipment, Investment, Construction, and Real Estate business. Better Screw Co. is the first class helical screws products supplier for Residential, Commercial and Industrial Projects as well as Underpinning and Anchoring. We offer a full range of helical piles, push piers, helical plates, lead sections, steel extensions, helical brackets, as well as all the accessories needed to put your job together.  Besides, we supply:

· Metal stamping, bending, welding, fabrication products.
· Steel and Aluminum casting products.
· Plastic and Rubber products (PE, PA, PP, PVC, ABS etc.).
· Different kinds of surface treatments (Plated, hot dip galvanized, powder coated, painted).
· OEM service as per customers' request.

1. Are your products the same with the ones in our local market?

Yes, we produce according to FHWA and ATSSA standard, we manufactured millions of square sign posts and U channel posts for North American market during the past ten years and very familiar with every detail of these products. We believe that there is no company in China is more professional than us on this product.

2. Is OEM service available?

Yes, OEM service is available, different materials and specifications can be customized according to your demands.

 
3. What is the minimum order quantity?

The MOQ for square sign post is 11000lbs for each size, for u channel post is 22000lbs for each size, for steel bollard is 500pcs for each size. You can mix different sizes of posts to make up a full container. If you want to know the MOQ for other products, please feel free to contact us.

4. How long is your lead time?

Usually our production time for one container goods is about 5 to 6 weeks, and the shipping time depends on your place of delivery.

5. What is your payment term?

Usually our payment term is T/T. We can receive the payment 1-3 days after you made payment.


6. Is it complicated to purchase your products if we have never imported?

The whole process is very simple. We can take charge of the whole process including producing in China and shipping the productsdirectly to your company. Our shipping agent in USA/ Canada can deal with the customs clearance and inland transportation affairs for you. You just need to stay in your office to receive your products.