Residential Iron Outdoor Hot Galvanised Steel Stairs

• Structure: Spiral
• Bench: Multi Stair
• Type: Ordinary Stairs
• Material: Stainless Steel
• Usage: Outdoor
• Stair Type: Spiral Stair
• Model NO.: TW-2037
• Size: Designed as Per Customer′s Requirement
• Main Frame: H Section Steel, C, Z Section Steel
• Design Parameter: Wind Load, Snow Load, Earthquake
• Surface Treatment: Painted or Galvanized
• Window: Aluminum Alloy Window or Plastic Steel Window
• MOQ: 200m2
• Wall and Roof Sandwich Panel: EPS, Rock Wool, Glass Wool, PU
• Transport Package: Commom Package
• Trademark: TW
• Origin: Qingdao, China
• HS Code: 9406900090
• Production Capacity: 2000 Ton/ Year

Product Description

Product name	galvanised flat roof staircase
Material	Mild steel,stainless steel ,aluminum etc
Grade	SS400,S235JR,A36,Q235B Q345B Q460 45# 304 316
Types of steel staircases	Straight stairs,spiral stairs,curved stairs,fire escape stairs,access  stairs,stainless stairs,Dog let stairs,U shape stairs
Welding Technology:	Single level butt welding, fillet welding by electric arc welding,  and Gas shielded welding.
Welding Testing	Ultrasonic Testing, X-ray Testing
Packing	Wooden case,steel pallet or other seaworthy package
Inspection	100% dimension inspection and visual inspection, gas tight test before delivery.
Manufacturing Technology	Drilling, Cutting, Assembling, Welding, Rectification, Testing etc
Application	Indoor and outdoor

How to order:
1.Kindly indicate the specifications,size,quantities,and required surface treatment of steel grating.
2.Give type and quantity of fastener.In principle,each piece of grating needs four sets of fasteners.
3.Please offer construction plan when big floor areas are required to cover with steel gratings.Also provide constructional elevation drawing and joint details as well as section size and location of supporting steel beam, if any openings are required on such floor areas.
4.When ordering stair treads,please state out types of stair treads,and the specification,length,width,quantity and required surface treatment for grating used.