Hangzhou LonGMA Special Steel Co., Ltd. was founded in 2004. We specialize in various kinds of spring steel (China spring steel), spring steel wire, round and flat spring steel,China tapered spring steel,tempered and cold rolled annealed spring steel, with materials of 60Si2Mn etc.

Hangzhou KAIXI Mould Factory is engaged in mould steel and mould base products, including standard mould base (side gate/pin point gate) and custom made mould bases, with an annual turnover of more than 5 million US dollars.

As one of the leading spring steel suppliers in China mould base industry, we also provide high quality mould components such as guide pin and guide bush, high precision mould inserts etc. China mould making service, steel annealing, steel heat treatment services are available as we are quipped with high precision machines sets, milling machine, CNC machining centers, Plano grinding machine etc.

Some matetials of the spring steel we provide as follows:

1. Spring steel 60Si2Mn        Price:USD per Ton

2. Spring steel 60Si2CrA      Price:USD per Ton

3. Spring steel 60Si2CrVA    Price:USD per Ton

4. Spring steel 50CrVA          Price:USD per Ton

5. Spring steel 60CrMnA       Price:USD per Ton

6. Spring steel 51CrV4          Price:USD per Ton

7. Spring steel 52CrMoV4     Price:USD per Ton

8. Spring steel 55CrSi           Price:USD per Ton

There are other specifications of spring steel and spring steel wire,pls contact with us for details.