Hangzhou Rongli Standard Fastener Co., Ltd. is located in Xiaoshan Economic and Technology Zone in Hangzhou City, China. The traffic is very convenient here. The investment of our factory is USD2,500,000. We have become a member of the following organizations: China Building Metallic Construction Association, China Mechanical general parts industry Association and China Fasteners Standardization Technique Committee. We can produce hexagon nuts, bolts with large hexagon head, plain washers, and cheese head studs for stud welding. And we can also produce high strength bolts with large hexagon heads, high strength large hexagon nuts and high strength plain washers all for steel structures. The products can be produced by DIN, ISO, ASTM, ANSI, JIS, NF, and other standards. The strength grade can reach 4.8s-10.9s, and the steel structure can reach 8.8s -10.9s. Our products are widely used in the areas of steel structure, bridge, railway, regular boat, car industry, electric power and nucleus engineering items, etc.Our aim is: to survive by the quality, and to develop by the credit. Our General Manager, Mr. Yinrong Shan, warmly welcome all customers, new or old, to visit our factory for business cooperation.
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