A2 SS304 Double End Dowel Screw / Hanger Bolt with Hex Flange Nuts and EPDM Washer
for Solar Mounting System
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Solar roof tilting bracket system has great flexibility for the design and planning of commercial or civil roof solar system. It is used for parallel installation of common framed solar panels on sloping roofs. Unique aluminum extrusion guide rail, inclined mounting parts, various card blocks and various roof hooks can be pre-installed to make the installation easy and fast, saving your labor cost and installation time. The customized length eliminates the need for on-site welding and cutting, thus ensuring high corrosion resistance, structural strength and aesthetics from the factory to the installation site. | Standard | DIN, ASTM/ASME, JIS, EN, ISO, AS, GB | | Material | Stainless Steel: SS201, SS304, SS316; Carbon Steel: Gr A2; Aluminum | | Finishing | Plain, Sand Blasting | |
| Production Process | Cold Froging, Machining and CNC, Stamping, Welding | Customized Products
Lead time | Busy season: 15-30days, Slack seaon: 10-15days | | Stock Products | Stainless steel: DIN933, DIN603, DIN912, DIN6923, DIN934, DIN125, DIN127, DIN7504K | | Free Samples for standard fastener |
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Jiaxing City Qunbang Hardware Co, Ltd is a production\design\sales and after-sales as one of the fasteners business, The company is located in HangjiaHu Plain, close to Shanghai\Ningbo\Zhapu ports. The geographical position is superior, the transportation is convenient, has created the natural superiority for the export.
Our ServicesThe company mainly produces high-strength fasteners business, bolts and nuts are the main, the main standard are DIN/ANSI\ASME/JIS/UNI/ISO/AS/BS/GB and so on. The product massively applies in the bridge\road\the petroleum pipeline facility\the wind power generation and steel structure project. Carbon steel bolts mainly have 4.8, 5.8, 6.8, 8.8, 10.9, 12.9, nuts mainly have 4, 6, 8, 10, the main material of stainless steel fastener is 201\304\316. QBH from its establishment to he present, after ten years of development, it is equipped with perfect testing equipment, and SGS and TUV have a good cooperation, each batch of products is accompanied by a 3.1 or 3.2 certifi
