Product Details
Stainless steel spring wire for fishing hook, fishing reel
Partner With ToponeWire, Customize Your Solutions, and Take Your
Company to a World-Class Level
ToponeWire has a long history of producing only the highest quality
stainless steel wire for the spring industry. Our customers have
come to rely on the engineering and metallurgical services provided
by Sumiden Wire. When you need a reliable, domestic producer who
can provide unsurpassed quality, service, and delivery, give us a
call.
Toponewire has stocks of most types of spring wire, which is the
raw material in the production of springs and spring solutions.
Types of spring wire
Grade | Correspond standards | General chemical component(%) |
---|
AISI | BS | DIN | JIS | C | Mn | Cr | Ni | Mo |
---|
AISI302 | 302 | 302S26 | 1.4310 | SUS302 | 0.08 | 1.25 | 17.5 | 8.1 | - |
AISI304 | 304 | 304S15 | 1.4301 | SUS304 | 0.07 | 1.25 | 18.1 | 8.6 | 0.1 |
AISI316 | 316 | 316S42 | 1.4401 | SUS316 | 0.05 | 1.20 | 17.6 | 8.4 | 2.3 |
Tensile strength of spring stainless steel
Diameter (mm) | Classify |
---|
WPA | WPB |
---|
AISI302, 304, 316 | AISI302, 304 |
---|
N/mm² | N/mm² |
---|
0.20 | 1650 ~ 1900 | 2150 ~ 2400 |
0.23 ~ 0.40 | 1600 ~ 1850 | 2050 ~ 2300 |
0.45 ~ 0.60 | 1600 ~ 1850 | 1950 ~ 2200 |
0.65 ~ 1.00 | 1530 ~ 1780 | 1850 ~ 2100 |
1.20 ~ 1.40 | 1450 ~ 1700 | 1750 ~ 2000 |
1.60 ~ 2.00 | 1400 ~ 1650 | 1650 ~ 1900 |
2.30 ~ 2.60 | 1320 ~ 1570 | 1550 ~ 1800 |
2.90 ~ 4.00 | 1230 ~ 1480 | 1450 ~ 1700 |
4.10 ~ 4.50 | 1100 ~ 1350 | 1350 ~ 1600 |
Company Profile
Toponewire is one of the largest stainless steel production
manufacturer in Mainland.
We have been active in the production, processing and supplying of
stainless steel productions to industries for over 20 years. As a
leading supplier of stainless steel productions, our vast catalogue
of products is export to over 50 countries worldwide and we ensure
to hold enough stock to deliver minimal lead times, catering to the
varying demands of our customers.

From our head factory in Ningbo, ZheJiang, we have provided
stainless steel products and services to multiple sectors that span
over the whole world. There is no limit to our reach as we continue
to develop within growing markets and territories.
We are proud to work closely with industry and academic partners to
continually improve our products and services, as a result, we have
patented products designed to save you time and money. We operate
within the scope of ISO 9001:2015 accredited management system and
all the raw materials are procured from top level steelworks in
China.
Our products are rigorously inspected to ensure they are within
tolerance of our customer's specifications, we work with
accredited laboratories for specialised material testing and
chemical analysis.
In addition, we use x-ray fluorescence technology to meet our high
inspection standards and to ensure that our customers get the best
quality products.





