J-Black Aluminum sheet railing curved metal stairs

Stringer/beam: Carbon steel/stainless steel
Railing: glass railing/Rod bar railing/wrought iron railing
Treads: solid wood/glass/granite
Top Handrail: Stainless Steel /Carbon Steel /Wood /PVC
Description：PRIMA HOUSING offer one-stop housing solutions, solid wooden treads staircase, various designs railing, custom design according to your requirements, as well as other housing material
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Staircase Specification

Staircase size	1. Floor to floor height:	customized as your job site
	2. Width:	600 - 1800mm
	*Dimensions will vary according to measurements of stairs.
Material	1. Beam	stainless steel / carbon steel
	2.Tread	laminated glass / solid wood
	3.Handrail	stainless steel / carbon steel / solid wood / PVC
	4.Balustrade	stainless steel/carbon steel/Aluminum
	5.Rod	stainless steel/carbon steel/Aluminum
Component & Size (mm)	1.Beam	square pipe beam/steel plate beam/round pipe beam
	2.Tread thickness	10+1.52+10mm or 12+1.52+12mm for glass tread;customized
	2.Tread thickness	30 - 38mm for solid wood tread
	3.Handrail	dia=50.8mm or square=50*50mm
	4.Baluster	dia=50.8/38mm or square=50*50mm
	5.Rod/Wire	dia=4/6/8mm
	6.Glass	10mm/12mm/15mm tempered glass or 6+1.52+6mm/8+1.52+8mm laminated glass
Surface Finish	1.Stainless steel	mirror/stain
	2.Carbon steel	hot dip galvanizing / powder coating / painting
	3.Aluminum	powder coating/galvanized/oxidize
	4.Solid wood	painting
	5.Glass	round edge&polished edge