China wholesale Hex Bolt A490 - Joint Bolt – Ji Luo Fastener
China wholesale Hex Bolt A490 - Joint Bolt – Ji Luo Fastener Detail:
Joint bolts, also known as hole bolts in China, comply with GB/T798-88 standard; fish-eye bolts abroad, comply with DIN444 standard.
Refined hole bolts, glossy spherical surface, high accuracy of thread , specifications from M6 to M64.
The surface treatment includes: hot-dip galvanizing, infiltration plating, white plating, color plating, etc. The original color of the high strength bolt is boiling black.
Material: Q235, 45, 40Cr, 35CrMoA, 304 stainless steel and 316 stainless steel, etc.
Application items: filter self-rescue device, gas detection instrument, dust mask, mine raincoat, mine explosive device.
Application details:widely used in low temperature and high pressure valves, pressure pipelines, fluid engineering, oil drilling and production equipment, oil field equipment and other fields. Because of the convenient ,it also oftenly used in the occasions or tools disassembly and connection , such as valve industry, folding bicycles, children’s cars. For valve bolts, the sealing problem can not be ignored, because the valve running, leakage, dropping, the quality of valve bolts must be guaranteed in order to ensure the safety of use.
Product detail pictures:
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To be able to give you benefit and enlarge our business, we also have inspectors in QC Team and assure you our greatest service and products for China wholesale Hex Bolt A490 - Joint Bolt – Ji Luo Fastener, The product will supply to all over the world, such as: Frankfurt , Greenland , Cancun , Our company warmly invites domestic and overseas customers to come and negotiate business with us. Let us join hands to create a brilliant tomorrow! We are looking forward to cooperating with you sincerely to achieve a win-win situation. We promise to try our best to provide you with high quality and efficient services.
By Debby from Miami - 2016.09.09 10:18
This is a honest and trustworthy company, technology and equipment are very advanced and the prodduct is very adequate, there is no worry in the suppliment.
By Murray from Provence - 2016.05.02 11:33