Product introduction Articulated bolts, also known as eye bolts in China, comply with GB / T798-88 standards; they are also known as fish eye bolts in foreign countries and follow DIN444 standards. Refined eye bolts, smooth spherical surface, high thread accuracy, thread specifications from M6 to M64. The surface treatment of the bolts includes: hot-dip galvanizing, penetration plating, white plating, color plating and other anti-corrosion measures. Etc. Product parameter (specification) MONM5M6M8M10M12M16M20M24M27 P0.811.251.51.7522.533 D1 MAX5.036.038.03610.03612.04316.04318.04322.05225.052 D1 MIN568101216182225 DKMAX121418202532404550 DK MIN10.912.916.918.723.730.438.443.448.4 S MAX8911141719242830 S MIN7.528.5210.313.316.318.1623.1627.1629.16 Product feature and application Application items: filter self-rescuers, gas detection instruments, dust masks, mine raincoats, mine detonators, application details: articulated bolts are widely used: low temperature and high pressure valves, pressure pipes, fluid engineering, oil drilling equipment Oilfield equipment and other fields, often used in the occasion of disassembly connection or tools such as the valve industry, folding bicycles, strollers, because the use of articulated bolts is convenient and fast, and the use of matching nuts plays the role of connection and fastening, the scope of application Wide is wide. Production details Articulated bolts, also known as eye bolts in China, have a round hole in the head. Depending on the application, they can be divided into full teeth and half teeth. It will be used in daily ceiling or air conditioning installation, and can also be used as an industrial engineering project. It has a high degree of application and a large market. Production qualification Our factory mainly produces stainless steel fasteners and various non-standard customized stainless steel products. We have more than 10 technical patent certificates, as well as CE certification, SAC / TC 85, ISO90001, CQM quality certification standard certificates and so on. Deliver shipping and serving Package: Cartons & pallets or according to customer's requirement. We will use cartons and cartons for packaging. Then wooden pallets and wooden boxes will be used for outer packaging. If customers have special packaging requirements, we will do packaging according to customer needs. Shipping method: We can provide various shipping methods such as sea, air and mail. We can also provide transportation services according to the special needs of customers. Our services and advantages 1. We are a factory and we have the right and strength to design and produce. 2. Hex head bolt samples are free. 3. We will answer your inquiry within 24 hours. 4. After sending, we will track the product for you every two days until you get the product. 5. When you receive the goods, test them and give me feedback. If you have any questions about our goods, we will provide you with solutions. FAQ Q1. Are you trading company or manufacturer ? A1: We are factory. Q2. What is your main products? A1:Our main products are fasteners: bolts, screws, rods, nuts, washers. A2:Meantime, our company also produces non-standard stainless steel products according the drawing . Q3. How to ensure that every process's quality? A3:Every process will be checked by our quality inspection department which insures every product's quality. In the production of products, we will personally go to the factory to check the quality of products. Q4. How long is your delivery time? A4:It depends on if we have stock or not ,if we have the stock goods,we can delivery it within 3 days after receive the payment.And normally our production time is in 20 days for one container (20-26 tons) . Q5.What is your payment method? A5:30% value of T/T in advance and the balance 70% before delivery . Q6.What about the warranty ? A6:We are very confident in our products,and we pack them very well to make sure the goods in well protection. To avoid any subsequent trouble regarding quality issue,we suggest you check the goods once you receive them.If there is any transport damaged or quality issue,don鈥檛 forget take the detail pictures and contact us as soon as possible,we will properly handle it to make sure your loss to reduce to the smallest . Q7.Can you provide a sample? A7:Sure, Our sample is provided free of charge, but not including courier fees. Q8.Could you send me your catalog and price list ? A8:As we have more than thousands of products,it is really too hard to send all of catalogue and price list for you .Please inform us the style you interested,we can offer the price for your reference .Bolt manufacturers website:http://www.quintafastener.com/bolt/