Product Category / Services

  • Customized Nuts

    Hex nuts Flange nuts Lock nuts

Business Description

Wenzhou Kenpa Hardware Co., Ltd. is a modern enterprise integrating scientific research, manufacturing, and sales. The company's headquarters is located at No. 188 Xianghuaqiao East Road, Qingpu District, Shanghai, offering convenient transportation and a spacious production environment. We have an experienced technology research and development team as well as a high-quality management team, specializing in the production of various high-quality nuts.


Our product range includes:

Anti-loosening nuts: GB889, GB6182

Virtue anti-loosening nuts: DIN985/DIN982

Locking nuts: GB6185/GB6184

Flange nuts: GB6177

Flanged anti-loosening nuts: GB6182, GB6183

French locking nuts: GB6187

Cover nuts: GB923

Groove-type nuts: GB6178, GB58, GB6180, GB6181

Thickened nuts: GB9457

Large-pairing nuts: GB1229

Thin snail nuts: GB6172, GB6173, GB54

Low-pressure nuts: GB61, GB6170, GB6171


We work with various steels, including 42CrMo, and offer surface treatments such as black, galvanized, hot-dip galvanized, mechanical galvanized, and galvanized nickel alloy. The product mechanical performance levels range from 4.8 to 12 and other grades.