C R A F T M E T A L S

With its many advantages Rheinzink presents a maintenace free natural cladding solution for generations to last.

Material Data Sheet

The basis of the patented Rheinzink alloy is electrolytic high grade zinc with 99.995% Zn degree of purity and alloying additives of copper and titanium. Rheinzink is a metal alloy which has been specifically developed for the requirements of building construction.

Alloy:		D-Zn bd D = creep resistance Zn = zinc bd = strip milled

Physical Properties:		Specific Density: 7.15 g/cm Thermal Conductivity: 109 Electrical conductivity: 17 m/ýmm Melting Point: 418°C Recystallation Limit: 300°C Linear Thermal Expansion - Longitudinal (Coefficient Of Expansion): 0.022 mm/m°C Minimum Elasticity Modulus: 80,000 N/mm

Mech. Properties :		Extension Coefficient 0.2 Limit Rp: 100 N/mm Tensile Strength Rm: 150 N/mm Breaking Extension A: 40% Time Creep Limit (Creep Resistance) for 1% expansion/p.a.-: 50 N/mm Brinell Hardness: 40 HB 1.25/2.5/30 Vickers Hardness HV 1/15: 15

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