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China Square Nut Factory

Jiaxing Aoke Trading  Co., Ltd. is a Chinese professional manufacturer and trader of fasteners. Our factory Jiaxing Aoke Hardware Technology Co., Ltd. is founded on 1986 and located in the home town of fasteners Haiyan county. square nut is one of the relatively basic products in aluminum profile accessories. The installation of each aluminum profile framework requires square nuts to assist in fixation. Aoke has various types of square nuts, most of them have stock, low price and high quality for you. Available samples are free.


The square nut can be used in parts with T -shaped grooves to adjust the bolt position. The square nut block needs to be pre -stuffed to the aluminum -shaped slot pit for various accessories on the profile.

The material of square nut is carbon steel, stainless steel and aluminum. Stainless steel nuts are divided into SS304, SS316. A2-70 flange nut means the material is SS304, tensile strength can reach 700Mpa. A4-80 flange nut means the material is SS316, tensile strength can reach 800Mpa. Most of the stainless steel A2 square nuts are installed in the solar system.


Square nuts are widely used in daily life and industrial production and manufacturing, such as Building, home improvement, industrial and mining, transportation, electricity, rail and PV solar system installation.

What is the advantages of Aoke? First, we have many types of square nut. Not only carbon steel, stainless steel A2 A4 DIN557 DIN562 square nuts, but also have ANSI/ASME B 18.2.2 square nuts and non-standard customized square nut. Second, we have much stock DIN557 square nut, especially in SS304, SS316. Third, We insist on the principle of "customer first, quality first". The raw materials of square nuts are from the big steel with MTC for each batch. Strictly control every step of production, and make records. When the production finished, we will issue 3.1 certificate.


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DIN315 Wing Nuts Butterfly Nuts

DIN315 Wing Nuts Butterfly Nuts

Jiaxing Aoke Trading is a experienced Chinese manufacturer and supplier of wing nut. The butterfly wing nut can be disassembled directly by hand. It is very convenient to use, so it is also called hand nut. The mostly used standard wing nut is DIN315. In addition to this, aoke also provide ANSI/ASME B 18.6.9 wing nuts and square wing nuts. The nut is made by cold heading process with the advanced stamping machine. It has made by cold heading process without burr. High international quality, lots of available samples and factory price for you, warmly wait your contact.

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Aluminum Square Nut Rhombic Nut

Aluminum Square Nut Rhombic Nut

Jiaxing Aoke Trading is a professional Chinese manufacturer and supplier of square nut. Our factory is established in 1986 in Haiyan county which have fully automatic stamping machines. The square nut called diamond nut and rhombic nut. The nut is suppressed by the advanced stamping machine, then make the internal thread. Aoke could provide various size of diamond nuts for 30, 40, 45 series aluminum profile. High international quality, lots of available samples and factory price for you, warmly wait your contact.

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Stainless Steel A2 DIN557 Square Nut

Stainless Steel A2 DIN557 Square Nut

Jiaxing Aoke Trading is a professional Chinese manufacturer and supplier of square nut. The stainless Steel A2 DIN557 square nuts are made of stainless steel, widely applied in the aluminum profile. It is the basic products in aluminum profile accessories. Different sizes are suitable for different series of aluminum profiles. Aoke has a lot of stock of DIN557 square nut in size M5, M6, M8, M10, M12. High international quality, lots of free samples and factory price for you, warmly wait your inquiry.

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China high quality Square Nut manufacturers and suppliers - AOKE, with more than working experience. Welcome to wholesale and buy Square Nut from our factory. Our products are safely, you can rest assured quotation and supply free sample.