Nkontaabu a ɛfa fasteners a wɔde yɛ krataa anaa mprɛte nneɛma ho
Kyerɛ nsusuwii ahorow a wɔhwehwɛ wɔ milimita mu
X - Krataa no trɛw
Y - Krataa no tenten
W - Mounting pitch wɔ ne trɛw mu
H - Mounting pitch wɔ sorokɔ mu
A - Mounting anammɔn twa perimeter no ho hyia
S - Total sheathing beae a ɛwɔ (m2)
Dwumadi no mu nneɛma
Nnadewa anaa nkɔnsɔnkɔnsɔn a ɛbɔ ankasa a wɔde kyekyere ntama, ɔdan atifi anaa slab nneɛma dodow ho akontaabu a edi mu.
Ntetewmu gyinaesi dodow a wɔde kyekyere nneɛma a ɛwɔ krataa no ho no.
Tetew gyinaesi dodow a fasteners wɔ plane krataa no.
Nkontaabu a ɛfa nneɛma dodow a wɔde kyekyere krataa biako ho.
Akontaabu a ɛfa baabi a krataa biako te ho.
Nkontaabu a ɛfa nneɛma a wɔde kyekyere honam ani fã no nyinaa ho.
Nkratafa anaa mprɛte dodow nyinaa ho akontaabu.
Sɛ wopɛ sɛ wubu akontaa a, wubetumi
Sesa anammɔn a wode bɛkyekyere krataa no atwa ho ahyia no.
Sesa anammɔn a wode bɛkyekyere krataa no wɔ wimhyɛn no mu wɔ ne sorokɔ ne ne tɛtrɛtɛ mu.
Fa krataa biako nsusuwii nyinaa si hɔ.
Kyerɛ sɛnea honam ani hwɛbea no nyinaa te.
Mfonini ne mfonini ahorow a wɔayɛ
General drawing of krataa a wɔde fastener nhyehyɛe.