Purchase Qty. Reference FOB Price
5-1,999 Pieces US$0.20
2,000-19,999 Pieces US$0.08
20,000-49,999 Pieces US$0.06
50,000-99,999 Pieces US$0.05
100,000+ Pieces US$0.01
Product Description
Constant Force Spring Constant force springs are a special type of tension spring, made from a flat stainless steel strip, most commonly 301 stainless steel. Their core characteristic is that they maintain a constant load during tension, making them suitable for applications such as car seat belt ...