wire
Applications
Wire produced by Stahlrump is used in many special technical applications; these include the following specialty product areas:
- High-performance industrial needles
- Highly-stressed components in textile machinery
- Highly-loaded rolling elements
- Precision mechanical tools with long service lives
- Products for medical equipment
- Highly-loaded fasteners
- Drill bits, precision saws
- Precision turned parts
Size range
Diameter: 0.15 to 11.00 mm
Microstructure
According to Stahl-Eisen-Prüfblatt SEP 1520 and DIN EN ISO 643
Conditions
+ A (annealed))
+ AC (annealed and drawn)
+ C (drawn)
+ LC (slightly redrawn)
Tolerances
Standard tolerances to DIN EN 10218-2
Special tolerances upon request
Surface finishes
According to DIN EN 1653:
- SL (ground)
- SH (peeled)
- BK (bright)
- HEBK (special bright)
- special surfaces upon request
On request
Eddy current crack detection
bright bar
Applications
Bars produced by Stahlrump are used in many special technical applications; these include the following specialty product sectors:
- Axles and shafts
- Locking pins
- Drill bits, cutters tools, files, hand tools
- Stamped parts for extremely demanding applications
- Precision-turned parts of all types
- Products for medical and dental devices
Size range
Standard 2.00 to 10.00 mm
Short pieces 2.00 bis 6.50 mm
Further dimensions possible upon request
Bar length
Standard 150 to 3000 mm
Short pieces 150 mm x wire diameter ascending
Further length possible upon request
Microstructure
According to Stahl-Eisen-Prüfblatt SEP 1520 and DIN EN ISO 6433
Conditions
+ A (annealed)
+ AC (annealed and drawn)
+ C (drawn)
+ SL (ground)
Tolerances
Standard tolerances to DIN EN 10278 (ISO 286-2 from h6)
Special tolerances upon request
Surface finishes
Standard surface finishes to DIN EN 10277-1 up to and including class 4
Special surface finishes possible upon request
On request
Chamfered
Eddy current crack detection from 2.50 mm diameter and upwards
Demagnetised
cold rolled strip
Applications
Cold rolled strip produced by Stahlrump is used in many special technical applications; these include the following specialty product areas:
- Textile needles for the most demanding industrial applications
- Sinkers for precision and mechanical engineering
- Precision parts for machine construction
- Products for the tool industry
- Precision mechanical engineering products
Size range
Thickness: 0.10 to 2.00 mm
Width: 5.00 to 340.00 mm
Coil diameters
Inside: 300, 400 or 500 mm
Outside: max. 1400 mm
Microstructure
According to Stahl-Eisen-Prüfblatt SEP 1520 and DIN EN ISO 643
Conditions
+ A (annealed)
+ AC (annealed, rerolled)
+ C (rolled)
+ LC (sligthly rerolled)
Surface finishes
According to DIN EN 10139:
Surface finishes MA, MB, MC in the versions:
- Rough
- Dull
- Smooth
- Bright
- Special surface finishes possible upon request
For stainless qualities to DIN EN 10088-2:
- 1 G (ground)
- 1 P (bright polished)
- 2 B (cold rerolled)
- 2 D (cold rolled, smooth)
- 2 H (hard rolled)
- Special surfaces upon request
Tolerances
Standard tolerances to DIN EN 10140
Special tolerances upon request
hardened and tempered strip
Applications
Hardened and tempered strip produced by Stahlrump is used in many special technical applications; these include the following specialty product areas:
- Weaving heddles and drop wires for textile machine construction
- Precision parts for precision and mechanical engineering
- Products for the tool industry
Size range
Material thickness: 0.20 to 0.39 mm; width up to 20 mm
Material thickness: 0.40 to 1.00 mm; width up to 40 mm
Conditions
+ QT (hardened and tempered)
Tolerances
Standard tolerances to DIN EN 9445-1
Special tolerances upon request
Surface finishes
According to DIN EN 10088-2
2 Q (bright hardened and tempered)
