Established in 2003, HAI YAN JIN ZHU SCIENCE CO.LTD 海盐金竺科技有限公司 (Former name:HAIYAN XINGGUANG FASTENER CO.LTD 海盐星光紧固件有限公司) is a specialist manufacturer of fastener nuts located in Haiyan county, Jiaxing city, Zhejiang Province, China.
Our main products are HEX FULL NUTS, HEX THIN NUTS, FLANGE NUTS, HEX HEAVY NUTS.
We also produce HALF HIGH NUTS, WHEEL NUTS, RECESS NUTS, ROUND NUTS and Others.
There is around 1000 TONS INVENTORY STORAGE in our factory in order to achieve a fast delivery and better service for our customers.
Experienced Manufacturer
Jinzhu began manufacturing and exporting fastener nuts for more than 20 years, and all of our frontline workers have 10 to 20 years' experience in their area of expertise.
Strategically Located
Jinzhu is located in Haiyan which is one of the largest fasteners hub in China, the latest fasteners technology and testing facilities are easily accessible which can help our customers to find the best fasteners solutions. Shanghai, Ningbo and Yiwu Port are very close from us, which can facilitate the cost and speed of the shipping process.
Well-Equipped Lab
Jinzhu has an IN-DOOR LAB with all the facilities to test diameter, hardness, proof load, coating thickness, mechanical component, decarburized layer, carburized layer and others.
ISO Certified Company ISO 9001:2015
HAIYAN JINZHU are pleased to present their Registration Certificate approving their Quality Management System to ISO9001:2015 for design and production of fastener nuts.
The downloadable picture besided is our ISO Certificate of Registration for ISO 9001:2015.
Please feel free to print a copy of our company ISO certification for your records
PRODUCTS
JINZHU produces various of fastener nuts made by carbon or alloy steel and follows a wide variety of standards including DIN, ANSI/ASME, ISO, UNI, JIS, BS and many others.
The most common raw materail we use are Q195, 08AL, 10B21, SWRCH35K, SWRCH45K, 40CR, 35CRMO
We can also make customized nuts as per your required size, thread, class, plating and other specifications. In this case, please contact us (info@jinzhufastenernuts.com) and we can further discuss your requirements.
Main Products
We have around 1000 tons inventory in our warehouse for these standard items, and these items can be sent right after the order confirmation. Most of them do not require MOQ.
Hex Full Nuts
Hex Flange Nuts
Hex Thin Nuts
Hex Heavy Nuts
Other Products
We do provide other nuts, please contact us in advance to discuss the details.
Half-High Nuts
Recess Nuts
Wheel Nuts
