<table border="1" cellspacing="0" styleclass="border-collapse:collapsetwocolortable"><tr><tdth><p class="s8">Designation</p><p class="s8">DIN EN 1045</p></tdth><tdth><p class="s8">Designation US (similar)</p></tdth><tdth><p class="s8">Active tempe- rature range [°C]</p></tdth><tdth><p class="s8">Chemical ingredients</p></tdth><tdth><p class="s8">Base materials used for</p></tdth></tr><tr><td><p class="s8">TYP FH 10</p></td><td><p class="s8">FB 3-A</p></td><td><p class="s8">550 - 800</p></td><td><p class="s8">Boron compounds, Fluorides</p></td><td><p class="s8">All metals and alloys except light metals, alloyed steels, carbide steels</p></td></tr><tr><td><p class="s8">TYP FH 11</p></td><td><p class="s8">FB 4-A</p></td><td><p class="s8">550 - 800</p></td><td><p class="s8">Boron compounds,</p><p class="s8">Fluorides, Chlorides</p></td><td><p class="s8">Copper,</p><p class="s8">Aluminum bronze</p></td></tr><tr><td><p class="s8">TYP FH 12</p></td><td><p class="s8">FB 3-C</p></td><td><p class="s8">550 - 850</p></td><td><p class="s8">Boron,</p><p class="s8">Boron compounds, Fluorides</p></td><td><p class="s8">Special brass,</p><p class="s8">any steel alloys, carbide steel</p></td></tr><tr><td><p class="s8">TYP FH 21</p></td><td><p class="s8">FB 3-I</p></td><td><p class="s8">750 - 1100</p></td><td><p class="s8">Boron compounds, Chlorides</p></td><td><p class="s8">All metals and alloys</p><p class="s8">except light metals</p></td></tr></table>