Welded steel staircase factory

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Basic Info

Payment Type:	T/T or L/C

Product Description

A professional manufacturer of pre-fabricated structural steel members with designing, manufacturing and installation services

Our company mainly produce structural steel bridge girders, equipment and construction steel members, airport/hangar and metro station steel work, steel frame, construction steel material, steel floor deck, high strength bolts, and other steel structure fabrication works. We keep cooperating with Fulton Hogan, COPASA and McConnell Dowell construction companies for many years

For more than 15 years successfully, Welmetal is elected as one of the “Top 100 of Shenzhen Enterprises”

With our 20 years’ projects manage experience, we awarded ISO9001, ISO14001, and OHSAS18001 certificates

Item Name: steel staircase

Place of origin: Shenzhen, China

Material: Grade Q235, equivalent to ASTM A36

Grade Q345, equivalent to ASTM A572

Section: Any product shape according to customer's requirements

Certification: ISO quality system, Chinese GB50221-2001

Sand Blast: Sweden SA 2.5 Sand blasting

QC: Our products are qualified by 100% test before delivery

Painting: Rust-preventative oil, epoxy primer and polyurethane topcoat,film thickness 150μm~250μm

Welding technology: Single level butt welding, fillet welding by electric arc welding, and Gas shielded welding

Surface treatment: Hot dip galvanized, Epoxy zinc rich primer

Standard: ISO1461(1999), JIS H 8641-1999, ASTM A 123/A 123M-02

Welding testing: Ultrasonic Testing, X-ray Testing

Manufacturing technology: Drilling, Cutting, Assembling, Welding, Rectification, Testing
Packaging: Wooden case, steel pallet or other seaworthy package
Experience: More than 20 years welding experience Material grade and performance of steel
Carbon structural steel: Q235, Q345 and more
High-strength low-alloy structural steel
High quality carbon structural steel and alloy structural steel
Special purpose steel

Quality standard: