Jiaxing Haina Fastener Co., Ltd. was established in 2012 and is a professional fastener sales supplier. Our main products include bolts, nuts, screws, etc., with a complete range to meet the needs of different customers.
Our products are produced in strict accordance with standards and have obtained relevant certifications, ensuring product quality and safety.We are committed to providing customers with high-quality products and services, and have won the trust and praise of our users.
The Hong Kong-Zhuhai-Macao Bridge is a bridge and tunnel project in China that connects Hong Kong, Zhuhai, Guangdong and Macau. Its artificial island covers an area of more than 1.07 million square meters. The Zhuhai-Macao Bridge is world-famous for its super-large construction scale, unprecedented
READ MOREThe Infinity Tower in New Cairo, Egypt, is the tallest building in the city center of Egypt with a height of about 345 meters, and it is the only desert skyscraper in the world at present. Our company provides 8.8 and 10.9 high strength bolt and nut washers, which can perfectly and firmly match the
READ MOREVietnam Telecom Signal Tower, about 70 meters, telecom tower for fastener requirements are also very high, our company provides hot dip galvanized high strength bolt nut washers, components guarantee 30 years corrosion. And there can be no small deviation, for large aperture should be controlled be
READ MOREThe Temburong Bridge Project is a 30km long dual two-lane highway crossing over the Brunei Bay. It will connect the relatively isolated Brunei district of Temburong to the other three Brunei districts. The main objective of the project is to stimu-late economic growth in the Temburong region by con
READ MORENamed after the ancient Egyptian Pharaoh Ramses II, Ramses Station is the largest railway station in The Egyptian capital Of Cairo. Ramses station is an anomaly in the ancient land of Egypt. Despite the use of a lot of local symbols, this behemoth feels modern. And our company provides 8.8 and 10
READ MORESouth Korea’s Samsung Electronics established a flat-panel TV and LCD display production plant in Cairo, Egypt, and Beni Suave State. This is also Samsung’s first plant in the Middle East. Among them, our company provides 8.8 and 10.9 high-strength bolt and nut washers. The construction of the entir
READ MOREThe Hong Kong-Zhuhai-Macao Bridge is a bridge and tunnel project in China that connects Hong Kong, Zhuhai, Guangdong and Macau. Its artificial island covers an area of more than 1.07 million square meters. The Zhuhai-Macao Bridge is world-famous for its super-large construction scale, unprecedented
READ MOREThe Infinity Tower in New Cairo, Egypt, is the tallest building in the city center of Egypt with a height of about 345 meters, and it is the only desert skyscraper in the world at present. Our company provides 8.8 and 10.9 high strength bolt and nut washers, which can perfectly and firmly match the
READ MOREVietnam Telecom Signal Tower, about 70 meters, telecom tower for fastener requirements are also very high, our company provides hot dip galvanized high strength bolt nut washers, components guarantee 30 years corrosion. And there can be no small deviation, for large aperture should be controlled be
READ MOREThe Temburong Bridge Project is a 30km long dual two-lane highway crossing over the Brunei Bay. It will connect the relatively isolated Brunei district of Temburong to the other three Brunei districts. The main objective of the project is to stimu-late economic growth in the Temburong region by con
READ MORENamed after the ancient Egyptian Pharaoh Ramses II, Ramses Station is the largest railway station in The Egyptian capital Of Cairo. Ramses station is an anomaly in the ancient land of Egypt. Despite the use of a lot of local symbols, this behemoth feels modern. And our company provides 8.8 and 10
READ MORESouth Korea’s Samsung Electronics established a flat-panel TV and LCD display production plant in Cairo, Egypt, and Beni Suave State. This is also Samsung’s first plant in the Middle East. Among them, our company provides 8.8 and 10.9 high-strength bolt and nut washers. The construction of the entir
READ MOREThe Hong Kong-Zhuhai-Macao Bridge is a bridge and tunnel project in China that connects Hong Kong, Zhuhai, Guangdong and Macau. Its artificial island covers an area of more than 1.07 million square meters. The Zhuhai-Macao Bridge is world-famous for its super-large construction scale, unprecedented
READ MOREThe Infinity Tower in New Cairo, Egypt, is the tallest building in the city center of Egypt with a height of about 345 meters, and it is the only desert skyscraper in the world at present. Our company provides 8.8 and 10.9 high strength bolt and nut washers, which can perfectly and firmly match the
READ MOREVietnam Telecom Signal Tower, about 70 meters, telecom tower for fastener requirements are also very high, our company provides hot dip galvanized high strength bolt nut washers, components guarantee 30 years corrosion. And there can be no small deviation, for large aperture should be controlled be
READ MOREThe Temburong Bridge Project is a 30km long dual two-lane highway crossing over the Brunei Bay. It will connect the relatively isolated Brunei district of Temburong to the other three Brunei districts. The main objective of the project is to stimu-late economic growth in the Temburong region by con
READ MORENamed after the ancient Egyptian Pharaoh Ramses II, Ramses Station is the largest railway station in The Egyptian capital Of Cairo. Ramses station is an anomaly in the ancient land of Egypt. Despite the use of a lot of local symbols, this behemoth feels modern. And our company provides 8.8 and 10
READ MORESouth Korea’s Samsung Electronics established a flat-panel TV and LCD display production plant in Cairo, Egypt, and Beni Suave State. This is also Samsung’s first plant in the Middle East. Among them, our company provides 8.8 and 10.9 high-strength bolt and nut washers. The construction of the entir
READ MOREStainless steel product surface brightness problem Stainless steel fasteners are mainly cold heading, in the process of processing the product surface will remain oil and cold heading process carbon deposition, so stainless steel fasteners need to be cleaned to restore their stainless steel color,
Hot dip galvanizing, also known as hot dip zinc and hot dip galvanizing, is an effective way of metal anticorrosion, mainly used in various industries of metal structure facilities. It is to immerse the steel parts after rust removal into zinc solution melted at about 500℃, so that the surface of t
In the assembly process of spring washer, the spring washer directly enlarges and expands outward, which is called rising ring. This phenomenon has a long history, the cause of which was reported half a century ago, but so far there are different opinions, there is no clear conclusion. According
A special type of nut used to weld nuts on thin plates with a spot welder. It is mainly used for sealing plate, panel and other structural parts of welding nut required by electronic panel cabinet of locomotive. Its advantages are high production efficiency, good performance, low energy consumption,
3.1 The full name of the certificate shall be "Fastener test Report F3.1", which is derived from ISO16228 "Types of Fastener Test Documents". The standard mainly provides the content required for fastener product test report, that is, the requirements for product test report, rather than the so-call
304 stainless steel is one of the most widely used chromium - nickel stainless steel, as a widely used steel, has good corrosion resistance, heat resistance, low temperature strength and mechanical properties; Stamping, bending and other thermal processing, no heat treatment hardening phenomenon (u
Electrogalvanizing, also known as cold galvanizing in the industry, is the process of using electrolysis to form uniform, dense and well-combined metal or alloy deposition layer on the surface of the workpiece. Compared with other metals, zinc is relatively cheap and easy to coat a metal, a low val
Stainless steel during hot working, machining or place after a certain period of time the surface will form a layer of black or gray scale, the main ingredients for Cr2O3, NiO and very refractory FeO, Cr2O3, affect the appearance quality, their presence on the one hand, on the other hand also influe
Hot dip galvanizing is to make molten metal and iron matrix reaction and produce alloy layer, so as to combine the matrix and coating. Hot dip galvanizing is the first steel parts pickling, in order to remove iron oxide on the surface of steel parts, pickling, through ammonium chloride or zinc chlo
Blackening is a common means of chemical surface treatment, the principle is to produce a layer of oxide film on the metal surface, in order to isolate air, to achieve the purpose of rust prevention. Appearance requirements are not high can be used black processing,. The coating film is generated