BS1139: Tus Qauv British BS1139 yog tshwj xeeb rau scaffolding thiab cuam tshuam. Nws muab cov kev qhia tshwj xeeb rau cov leeg, fittings, thiab cov khoom siv tau siv hauv scaffolding tshuab. Cov qauv txheem no npog cov kev sib xws xws li qhov ntev, cov khoom yuav tsum tau ua, thiab thauj-cov khoom siv peev xwm. BS1139 tseem suav nrog cov lus qhia rau Rooj Sib Tham, kev siv, thiab rho tawm ntawm scaffolding qauv.
EN74: European Cov Qauv kawm en74, ntawm qhov tod tes, tsom tshwj xeeb ntawm couplings lossis fittings siv hauv cov raj thiab coupler scaffolding tshuab. EN74 muab cov kev xav tau rau cov qauv tsim, kev xeem, thiab kev ua tau zoo ntawm cov coupllers. Nws npog cov kev sib xws xws li qhov ntev, cov khoom siv, thiab thauj khoom-cov peev xwm ntawm cov couplers.
Thaum BS1139 npog ntau cov duab scaffolding thiab chaw nyob ntau yam ntawm Scaffolding Systems, En74 qhia meej txog kev siv cov raj thiab coupler scaffolding.
Nws yog ib qho tseem ceeb kom nco ntsoov tias ua raws cov qauv no feem ntau yuav nyob ntawm thaj chaw thaj chaw thiab cov cai hauv zos. Cov neeg cog lus thiab cov kws ntaus luam yeeb yuav tsum nco ntsoov tias lawv ua tau raws li cov qauv muaj feem xyuam thiab cov kev cai ntawm lawv qhov chaw.
Hauv cov ntsiab lus, BS1139 suav cov hlab, fittings, thiab accessories, thaum en74 tshwj xeeb chaw nyob couplers siv nyob rau hauv cov raj thiab coupler scaffolding tshuab.
Lub Sijhawm Post: Dec-20-2023