Thomastik STRINGS CELLOS SUPERFLEXIBLE STRING CORE MEDIUM 31
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Information
Information
Manufacturer Information
Thomastik
https://www.thomastik-infeld.com
info@thomastik-infeld.com
------------------------
Safety manager:
GEWA music GmbH
Email: info@gewamusic.com
Address:
A steel-chrome design engineered for endurance
This 4/4 set with "Chrome" gauge is based on a steel cable core, a choice recognized for combining strength, longevity, and consistent response. The design aims for stable intonation and consistent behavior, useful both in rehearsal and on stage.
Intended use and player level
These strings are aimed at double bassists looking for a soft touch and a sense of control, from intermediate to advanced levels. They are suitable for contexts where tuning stability and interval precision (notably the fifth) are priorities.
Sound characteristics
The steel cable core provides a direct response and a clear attack while maintaining appreciable flexibility. This combination promotes stable projection and consistent intonation, with an elasticity that facilitates playing and contributes to timbre consistency over time.
Technical specifications
| Format | 4/4 |
| Tension | Medium |
| Type of cord attachment | Ball end |
| Category | double bass |
| 1st cord pull | 25 |
| Nbr of strings | 4 |
| Size | 4/4 |
| Core | steel cable (high flexibility and elasticity) |
| Finish | Chrome |
| 4/4 Chrome set | (25/27/28/29) |
| Soft tension | 53.1 kg / 117.1 lbs |
| Medium tension | 57.2 kg / 126.1 lbs |
| High tension | 59.5 kg / 131.3 lbs |
| Key features | purity of the fifth, long lifespan, tuning stability |
Questions frequently asked
Are these strings compatible with a 4/4 double bass?
The set is designed in the 4/4 size and includes 4 double bass strings.
What is the tension of the Thomastik Superflexible 4/4 31?
The average listed tension is 57.2 kg, or 126.1 lbs. Values of 53.1 kg for light and 59.5 kg for heavy tension are also indicated for the range.
What playing feel does a steel cable core provide?
The steel cable core is described as flexible and elastic. It promotes a direct response along with a clear attack, offering a soft touch.
Do the strings have ball ends?
Yes, this set uses ball-end attachments.
What tone can be expected from chrome-finished double bass strings?
The Chrome finish here combines with a steel core for stable projection. The design aims for consistent intonation and good tuning stability. The purity of the fifth is among the stated advantages.



