abide by the contract”, conforms towards the market requirement, joins during the market competition by its good quality likewise as provides additional comprehensive and great services for customers to let them turn out to be big winner. The pursue of your enterprise, is the clients’ fulfillment for Australian Standard Vendors China Hot Selling Double Stringer Residential Steel Stairs Wooden Tread Stair, We welcome customers all over the word to contact us for future business relationships. Our products are the best. Once Selected, Perfect Forever!
abide by the contract”, conforms towards the market requirement, joins during the market competition by its good quality likewise as provides additional comprehensive and great services for customers to let them turn out to be big winner. The pursue of your enterprise, is the clients’ fulfillment for China Interior Stair Treads, Non-Slip Glass Staircases, All the imported machines effectively control and guarantee the machining precision for the items. Besides, we have a group of high-quality management personnels and professionals, who make the high-quality items and have the ability to develop new merchandise to expand our market home and abroad. We sincerely expect customers come for a blooming business for both of us.
| Stair Data | Specification | Data | Specification |
| Floor to floor height | Customized based on your job site | Beam Thickness | 10/12/5+5/6+6mm |
| Step Lenghth | 900-2000mm | Step Width | 250-350mm |
| Step Height | 150-200mm | Stairwell size | no less than 3500mm for curved stairs |
| (Riser) | no less than 1300mm for spiral stairs | ||
| Components | Dimensions | Material | Surface |
| Stringer/Beam | 150*150*6mm/ 100*200*6mm/ 300*12mm/ 300*(6+6)mm | A3 steel; SS304/316 | Powder coated; Satin or mirror finish |
| Center Post | 104/108/114*4mm for spiral stair | A3 steel; SS304/316 | Powder coated; Satin or mirror finish |
| Tread | length: Customized | Timber, Glass, Marble, Granite | Painting, Frosted, Clear,Polished |
| width: 250-300mm | |||
| thickness: 30mm solid timber; 25.52mm laminated tempered glass; 30mm solid marble. | |||
| (38mm solid wood / 10+10mm / 12+12mm laminated glass for spiral stair) / Customized | |||
| Tread Support | 50.8*50.8*4mm/38*38*4mm square tube / 6mm steel plate | A3 steel; SS304/316 | Powder coated; Satin or mirror finish |
| Balustrade | 12mm glass railing/ stainless steel, 10/12mm glass railings/ stainless steel railing/ customized | tempered or laminated glass; A3 steel; SS304/316 | Clear, satin or mirror |
| Handrail | 50.8*1.35mm handrail or slot handrail, 38/50.8*1.2mm/ slot handrail/ customized | A3 steel; SS304/316; solid timber; PVC handrail. | satin or mirror or powder coated |






In the early stages of the process, you can send us the measurement or your project drawing. If you don’t have the dimension, we will instruct you how to measure it . During this session, our designer team will be in communication with you or your Engineer troubleshooting problems.
Get in touch with our Design Team to get a personalized quote and start the process of engineering your new staircase.
With just approximate floor to floor measurements, we can get you pricing on the staircase needed for your home and space! Don’t worry about precision in this step right now, once the quote is complete, our team gathers the rest of the information needed.


The price of your double stringer staircase system will be determined by the overall size of the staircase you need, as well as the finish options you choose.
We have created an online pricing estimator you can use to get a general idea of how much a system will cost for your application, and you can see how different finish options affect your price.
After the shop drawings are approved, your double stringer staircase system goes into production at our plant in Foshan, China. We have wood, metal, and glass fabrication facilities so we are able to manufacture every piece of your stair and railing.
The focus of our fabrication process is to make the installation process as simple as possible. The stringer is cut to the exact length you need. We route out the treads where the mounting bracket will go, and we even pre-drill holes in the treads in the exact location where the railing posts will go. We also have a test installation before shipment.
We are able to be so precise because we control the engineering process for the entire system, and it makes the installation process a simple assembly job.
Once your stair system is fabricated, we will ship it with a installation instruction drawing and provide installation instruction online. Our products is easy DIY installation and most of no need welding. Most projects can be completed in just a few days.
If necessary, ACE also provide installation to door.Abide by the contract”, conforms towards the market requirement, joins during the market competition by its good quality likewise as provides additional comprehensive and great services for customers to let them turn out to be big winner. The pursue of your enterprise, is the clients’ fulfillment for Australian Standard Vendors China Hot Selling Double Stringer Residential Steel Stairs Wooden Tread Stair, We welcome customers all over the word to contact us for future business relationships. Our products are the best. Once Selected, Perfect Forever!
Good Wholesale Vendors China Interior Stair Treads, Non-Slip Glass Staircases, All the imported machines effectively control and guarantee the machining precision for the items. Besides, we have a group of high-quality management personnels and professionals, who make the high-quality items and have the ability to develop new merchandise to expand our market home and abroad. We sincerely expect customers come for a blooming business for both of us.