prefabricated steel warehouse
USD $30 - $70 /Square Meter
Min.Order:500 Square Meters
Qingdao Steel Trading Co., Ltd.
Brand Name | STL | ||
Item Name: | Professional design steel structure shed | ||
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 | ||
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 etc | ||
Main Components | |||
Base | Cement and steel foundation bolts | ||
Main frame | H beam | ||
Purlin | C or z purlin: Size from C120~C320, Z100~Z20 | ||
Bracing | X-type or other type bracing made from angle, round pipe, etc | ||
Bolt | Plain bolt and High-stren g th bolt | ||
Roof &wall | Sandwich panel or color plate | ||
Door | Sliding or rolling door | ||
Window | Aluminum alloy window | ||
Sheet | 0.5mm or 0.6mm galvanized sheet | ||
Accessories | Semi-transparent skylight belts,Ventilators, down pipe, G al vanized gutter, etc | ||
The reason for choose STL | |||
Ø Workshop pre-install. | |||
Ø Professional on-site guidance | |||
Ø Ensure the product quality. | |||
Ø Timely service and progress | |||
Ø Production according welding rules a = 0.7 x thickness of web | |||
Ø Continuous welding on both sides of each pieces | |||
Ø Mark every beam on the bottom plate for being saw after being galvanized | |||
Ø Send pictures to the buyer by mail during products being processed | |||
Ø We have 3 years experience of designing and producing steel structure building | |||
Ø Locating in the QINGdao, only need 1 hour by car, the land transport cost cheaper | |||
Ø Our engineers with 10years steel structure design experience and advanced design software and strict design design attitude | |||
Surface Treatment | |||
Hot dip galvanize | |||
Ø Standard: JIS, DIN, ASTM B695-2000 | |||
Ø Hot dip galvanizing hole cutting good looking on surface of | |||
Ø Galvanizing process: Steel structural components →Degreasing →Rinsing→ Pickling →Rinsing → Fluxing → Galvanizing →Quenching → (Passivation) → Inspecting →Finished Product | |||
Paint | |||
1. Primer paint one coat 20-30 um | |||
2. Middle paint two coat 40-60 um | |||
3. Finish paint one coat 20-30 um Paint type: 1,red primer 2,zinc primer 3,Alkyd primer | |||
Our Project-- Professional design steel structure shed
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