I. Specifications of bolts and nuts
National standard square nut? Class c? GB？ 39-88
Hexagon nut? Class c? GB？ /T4 1-2000
Hexagon thick nuts? GB？ 56-88
Butterfly nut? GB？ 62-88
Ring nut? GB？ 63-88
Combination cover nut? GB？ 802-88
Spherical hexagon nut? GB？ 804-88
Tighten the nut? GB？ 805-88
High knurled nut? GB？ 806-88
Knurled thin nut? GB？ 807-88
Small hexagon ultra-flat fine tooth nut? GB？ 808-88
Insert round nut? GB？ 809-88
Small round nuts? GB？ 8 10-88
Round nut? GB？ 8 12-88
Round nut with hole in the end face? GB？ 8 15-88
Round nut with holes in the side? GB？ 8 16-88
Grooved round nut? GB？ 8 17-88
1 type non-metallic insert hexagon lock nut? GB？ /T889. 1-2000
1 non-metallic insert hexagon lock nut fine tooth? GB？ /T？ 889.2-2000
Nut? GB？ 923-88
Second, the bolt manufacturer
1, Beilun Fangteng Fastener Co., Ltd.
Main products: wire thread insert, self-tapping nuts, non-standard bolts, nuts, flat pads, etc.
Company profile: Beilun Fangteng Fastener Co., Ltd., located in Ningbo, Zhejiang Province, is a young company, which mainly produces and processes various fasteners. Although the company has just been established, it has developed very rapidly, constantly expanding the scale of production and actively introducing professionals from all sides to enrich the production strength, which has been recognized and praised by the industry. The company produces various national standards, international standards and non-standard fasteners, and adopts advanced high-tech materials to provide customers with quality products and services.
The price of Fangteng T-shaped non-standard bolts is 1.5 yuan/piece.
2. Yi Rui Hardware Co., Ltd.
Main products: non-standard bolts, nuts, American screws, stainless steel screws, etc.
Company Profile: Yi Rui Hardware Co., Ltd. is located in Guangzhou, Guangdong Province, and is a company integrating production, processing, sales and wholesale. In order to serve customers more efficiently, the company expanded its production base and distribution points in 2009, with more than 6,543,800 commonly shipped products, which can provide customers with all kinds of hardware products at the fastest speed, so it has been well received and supported by customers. The company has excellent partners in Hangzhou, Dongguan and other places, laying an excellent foundation for the quality and service of the company's products.
The price of customized non-standard bolts in Yi Rui is 0.09 yuan/piece.
The price of stainless steel flat head cross non-standard bolts in Yi Rui is 0.24 yuan/piece.
A lot of knowledge has been popularized above, including specifications and parameters of bolts and nuts, manufacturers' recommendations and prices of corresponding products. In addition, the introduction of the advantages and characteristics of the recommended manufacturers also occupies a certain space, from which we can know that consumers and friends can refer to the manufacturers listed above, such as Beilun Fangteng Fastener Co., Ltd., buy bolts and nuts with appropriate specifications and parameters, and adopt accurate installation methods to ensure the effect.