Woburn, Mass.-based RHEINZINK has received an ASTM standard specification for rolled zinc. The designation is ASTM B69-11. RHEINZINK received both a Type I and Type II approval from ASTM for its two alloys. Type I is for Pre-weathered Blue-Gray and Bright Rolled Zinc. Type II is for Graphite-Gray Zinc. RHEINZINK America is currently the only zinc manufacturer with a Type II designation.
RHEINZINK receives ASTM designation
This Month’s Features
Modern Education, Metal Solutions
Fueled by a growing student population and demand for flexible teaching spaces, design and construction in the education sector have experienced explosive growth.
Architectural Advantages of Aluminum Doors
Approximately one-third the weight of iron, steel, copper, or brass, aluminum extrusions are easier to handle, less expensive to ship, and an architecturally attractive...
Bringing Design Synergy Home
with Vertically Stacking Doors
with Vertically Stacking Doors
Offering striking aesthetics and practical considerations for space, these aluminum and glass artworks are anything but standard garage doors.
Top 5 Factors when Considering Insulated Metal Panels vs. Metal Building Insulation
As insulated metal panels are widely available, is it still a best practice to rely on a “legacy” insulating material like fiberglass-based metal building...
Read the latest issue
May 2026
Sponsored By
