Roeslau Music Wire - Technical Data

Roeslau (Roslau) Music Wire is a non-coated high carbon steel wire of high tensile strength and high elasticity, specially designed for use in musical instruments. It is also used in critical industrial applications. This music wire is made in and imported from Germany. It is of the highest quality available.

Type:

Non-coated high carbon steel wire (C >.8%) of high elasticity, bright polished. Satisfies ASTM A228 standards.

Density: 7.85 g/cucm

Chemical Composition:

C (carbon) 0.8 to 0.9%, Si (silicon) 0.10 to 0.35%, Mn (manganese)0 .40 to 1.00%

P (phosphor) <0.03%, S (sulfor) <0 .03%, Cu (copper) <0 .10%

Tensile Strength:

Diameters .006" - .011" (0.15 - 0,268m): 384 - 420 KSI; ( N2700 - 2950)

Diameters .012" - .018" (0,30 - 0,45mm)" 363 - 413 KSI; (N2650 - 2900)

Diameters .020" - .026" (0,50 - 0,65mm0; 362 - 398 KSI; (N2550 - 2800)

Diameters: .006" (0,15mm), .007" (0,17mm), .008” (0.20mm), .009” (0.23mm), .010” (0.25mm), .011” (0.28mm), .012” (0.30mm), .013” (0.33mm), .014” (0.35mm), .016” (0.40mm), .018” (0.45mm), .020" (0,50mm), .022" (0,55mm), .024" (0,60mm), .026" (0,65mm)

For larger diameters see Roeslau piano wire.

Tolerance:

+/-.00012" (0,003mm) for diameters .< .011" (<0,25mm)

+/-.00015" (0,004mm) for diameters .011" - .-020" (0,28 - 0,50mm)

+/-.0002" (0,005mm) for diameters >,020"