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Ddi lw’olina okuwummulamu ekyuma ekisitula ebisiba: Ekitabo ekirabika ku kusala, okusika, n’okwokya eddagala
Ewaka » BLOG » Amawulire g'amakolero » Ddi lw’olina okuwummulamu ekyuma ekisitula ebyuma: Ekitabo ekirabika ku kusala, okunyiga, n’okwokya eddagala

Ddi lw’olina okuwummulamu ekyuma ekisitula ebisiba: Ekitabo ekirabika ku kusala, okusika, n’okwokya eddagala

Okulaba: 0     Omuwandiisi: Omuwandiisi w'omukutu Obudde bw'okufulumya: 2026-08-11 Ensibuko: Ekibanja

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OMU sling y’okusitula  esimbulwa okuva ku ppaasi y’okutereka. Kirabika bulungi —tewali kusala kweyoleka, tewali kwambala kulabika. Aba rigging crew bagikozesa okukola lift eya bulijjo. Ensigo eremererwa. Omugugu gukendeera. Okunoonyereza kulaga ekivuddeko: okwonooneka okw’omunda okwali tekulabika mu kiseera ky’okukebera nga tebannaba kukozesa.

Ensonga eno ezannyibwa mu misomo n’ebifo ebizimbibwa buli mwaka. Okusinziira ku biwandiiko by’amakolero, ebitundu ebinene ku buli kikumi eby’okulemererwa kw’engoye bibaawo mu biwujjo ebyalabika ng’ebikozesebwa n’amaaso  . Ekitongole ekivunaanyizibwa ku byokwerinda n’ebyobulamu ku mirimu (OSHA)  eggumiza nti ebisiba ebyonooneddwa birina okuggyibwa mu mpeereza, naye ekibuuzo ekikulu kiri nti: omanya otya ng’okwonooneka kuba kwa maanyi ekimala okuwummuza sling?

 

Lishenflex  emaze emyaka egisukka mu makumi abiri ng’ekola ebyuma ebisitula eby’obutonde, era ebikwata ku nnimiro byaffe biraga nti abavuzi bangi balwana okwawula wakati w’okwambala eby’okwewunda n’okwonooneka okukosa obukuumi. Ekitabo kino kiwa ekiwandiiko ekirabika ku bika by’okwonooneka ebisinga okumanyibwa n’emisingi egy’enjawulo egy’okuwummula egyalambikibwa mu mateeka ga ASME B30.9 ne OSHA.

 

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Okusala n’amaziga

Okusala n’okukutuka bye bimu ku bika ebisinga okwonooneka era ebyeyoleka. Kyokka, okusala kwonna si kwetaagisa kuwummula mangu —obuziba, ekifo, n’obuzibu bwe bye bisalawo obanga sling erina okuggyibwawo.

 

Emisingi gy’okuwummula ku kusala

 

Okusinziira ku ASME B30.9 , sling erina okuggyibwa mu service nga:

 

  • Okusala, okukutuka, oba okusiba ebiraga obuwuzi obw’omusingi —oluwuzi olw’ebweru olukuuma bwe lumala okugwa mu kabi, ebiwuzi ebisitula omugugu biba mu bulabe

  • Ebituli oba amaziga mu webbing eziyingira mu buwanvu obujjuvu

  • Okusala kwonna okukendeeza ku bugazi bwa webbing n’omuwendo omunene

 

Nga OSHA's Guidance on Safe Sling Use, ebituli, okukutuka, okusala, abrasive wear, oba snags  biwandiikiddwa mu mbeera ezeetaaga okuggyibwa amangu okuva mu service . Ekitongole kya Canada ekikola ku by’obulamu n’obukuumi ku mirimu (CCOHS) kyongerako nti okusala, okukutuka, okusiba oba ebituli mu mubiri gw’engoye bubonero obulabika obw’okwonooneka nga kyetaagisa okuggyibwawo.

 

Okuzuula ebifaananyi:

 

  • Okusala ku ngulu okutonotono —ebiwuzi eby’okungulu byokka bye bikosebwa; kiyinza okukkirizibwa singa tewali core eraga

  • Deep cut —eyingira okuyita mu layers za ply eziwera oba okubikkula core fibers

  • Edge cut —cut ekendeeza ku bugazi obulungi obw’omuguwa ku bbali

 

Critical note:  Ne bwe kiba 10% edge cut kiyinza okukendeeza ku sling capacity ne 35% . Eno y’ensonga lwaki ASME B30.9 yeetaaga okuggyibwawo ng’okusala kwonna kukosa nnyo obugazi oba ensengeka y’ekisiba.

 

Okusika n’Okwambala

Okusiimuula kubaawo nga slings zisimbuddwa okuyita mu bifo ebikalu, nga zisimbuddwa okuyita mu bifo ebifunda, oba nga zikozesebwa awatali bikuuma nsonda ku migugu egy’empenda ensongovu. Obutafaananako kusala, okusika kutera kubaawo mpolampola era kuyinza okubuusibwa amaaso.

 

Emisingi gy’okuwummula ku Abrasion

 

Per ASME B30.9 , sling erina okuggyibwa mu service nga:

 

  • Okwambala okuyitiridde okusiiga kuliwo —okwambala okubikkula obuwuzi obukulu oba okukendeeza ennyo ku cross-section y’essling

  • Okusika kw’okungulu kwambala okuyita mu webbing ey’ebweru okutuuka ku musingi ogusitula omugugu

  • Okwambala okukuŋŋaanyiziddwa mu kitundu kimu —okusika mu kifo kya bulabe okusinga okwambala kungulu okwambala

 

EN 1492-1  eraga nti slings za webbing empanvu zirina okuggyibwawo nga okwambala okusiiga kwonoonye webbing okutuuka ku ssa ng’obugazi obwasooka bukendedde oba fibers ne zimenyese.

 

Okuzuula ebifaananyi:

 

  • Light surface fuzzing —ya bulijjo okuva mu kukozesa; ekikkirizibwa

  • Empenda ezikutuse —ziyinza okukkirizibwa singa ziba ntono, naye kebera buli kiseera

  • Ebitundu ebyambala —ebibikkula obuwuzi obw’omunda oba obuwuzi obw’omusingi; alina okuba nga yawummula

  • Obuwuzi obukoleddwa mu butto wakati w’emiguwa —kiraga okunyiga okw’omulembe

 

Lishenflex 's lab data eraga nti slings ezikozesebwa nga tezirina corner protectors zisobola okufiirwa okutuuka ku 50% ku maanyi gazo mu lift emu olw'okusika okunene ku contact point. Ebikuuma enkoona si bya kwesalirawo —byetaagisa nnyo okusobola okuwangaala sling.

 

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Okwokya n’Okwonoonebwa kw’Eddagala

Okwonooneka kw’eddagala kuyinza okuba ekimu ku bika eby’obulabe ennyo eby’okwonooneka kw’enkumbi kubanga kutera obutalabika era kuyinza okukosa ekitundu kyonna eky’omusalaba w’engoye omulundi gumu.

 

Emisingi gy’okuwummula ku kwonooneka kw’eddagala

 

Okusinziira ku CCOHS, slings za nayirooni zoonoonebwa asidi, ate slings za polyester zoonoonebwa alkali . Bwe wabaawo okwonooneka kw’eddagala, ensengekera y’obuwuzi eba mu kabi, emirundi mingi nga tewali kiragiro kirabika ku ngulu.

 

Per ASME B30.9 , sling erina okuggyibwa mu service nga:

 

  • Acid oba caustic burns ziriwo

  • Okukyusa langi ekiraga nti omuntu alina eddagala

  • Ebitundu ebikutuse oba ebikalu ebiraga nti ebiwuzi bivunze

 

Ekitabo ekikwata ku by’okwerinda ekya Liftex Slings kirabula nti singa sling ekwatibwa asidi oba eddagala eritta era nga fiber eyonoonese, sling ekaluba era n’ekutuka, ekivaamu langi ya kitaka oba enzirugavu . Ensigo zino zirina okuggyibwa mu bwangu mu mpeereza.

 

Okuzuula ebifaananyi:

  • Stiff or brittle feel —okwonooneka kw’eddagala kifuula ebiwuzi ebikaluba

  • Okukyuka langi (langi ya kitaka, enzirugavu oba etali ya bulijjo) —emirundi mingi nga ya bitundutundu oba mu bitundu ebirabika

  • Okufuumuuka oba okusekula kungulu —kiraga okuvunda okw’omulembe

  • Okukaluba okutannyonnyolwa mu bitundu ebitali bya kwambala

Okwonooneka kw’ebbugumu n’okufuumuuka kwa Weld

Okwonooneka kw’ebbugumu kwa bulabe nnyo kubanga kuyinza okunafuya ekisero awatali nkyukakyuka yonna erabika ku ngulu okutuusa ng’ebiwuzi bifuuse bimenyamenya.

 

Emisingi gy’okuwummula ku kwonooneka kw’ebbugumu

 

Nga ASME B30.9 ne OSHA, sling erina okuggyibwa mu service nga:

 

  • Obujulizi obw’okwonooneka kw’ebbugumu —okusaanuuka, okukosebwa, oba okufuuka ebizimba

  • Weld splatter efuuse efuuse ku webbing

  • Ebitundu ebikutuse oba ebikalu ebiraga okuvunda kw’ebbugumu

 

CCOHS egamba nti ebbugumu erisukka 90°C (194°F) ku poliyesita ne nayirooni ate waggulu wa 80°C (176°F) ku polipropylene liyinza okuleeta okwonooneka okw’olubeerera . OSHA mu ngeri ey’enjawulo ewandiika okusaanuuka, okusiimuula, oba okufuumuuka okuweta ku kitundu kyonna eky’omusipi ng’akakwakkulizo ak’okuggyibwa amangu mu mpeereza.

 

Okuzuula ebifaananyi:

 

  • Ebiwuzi ebisaanuuse oba ebifukiddwa —ku ngulu w’essling kulabika nga kuliko endabirwamu oba okusaanuuse

  • Charring oba blackening —okuva mu nnimi z’omuliro obutereevu oba weld splatter

  • Ebizimba —ebiwujjo oba ebiwujjo ku ngulu w’ekiwujjo

  • Okukaluba awatali kwokya —okubeera mu bbugumu wansi w’ekifo ky’okusaanuuka kikyayinza okuleeta okuvunda

 

Okwonoonebwa kwa UV n’okuzikira

Okufa kwa langi kitera okuba ekintu ekisooka okulabika ekiraga nti UV ekendedde —era kabonero akalaga nti ekisero kiyinza okuba nga kyafiirwa dda amaanyi amangi.

Emisingi gy’okuwummula ku UV Damage

 

Per ASME B30.9 ne WAC 296-155-55825 , sling erina okuggyibwa mu service nga:

 

  • Langi enzirugavu oba efuuse efuuse enzirugavu eriwo

  • Okwongera okukaluba kw’ekintu ekikolebwa mu sling

  • Okusiimuula kungulu mu bitundu ebitakwatagana na mugugu mu butonde

  • Ebitundu ebikutuse oba ebikalu ebiraga nti ebiwuzi bivunze

 

Ekitongole kya Rigging Institute kirabula nti ebisiba ebyekulungirivu ebirina obukooti obwa langi enzirugavu bisobola okufiirwa ebitundu 40 ku buli 100 eby’amaanyi gaabyo agasembayo mu bbanga ery’emyezi mukaaga nga liri mu mbeera ya UV obutasalako . Okusinziira ku kitabo kya Liftex, okwonooneka kwa UV kuyinza okukosa amaanyi ga sintetiki webbing mu diguli ez’enjawulo okuva ku kuvunda okutono okutuuka ku kuvunda kwonna.

 

Okuzuula ebifaananyi:

 

  • Langi efudde —ekiwujjo kifiiriddwa langi yaakyo eyasooka (emirundi mingi nga kirabika nga kya bbululu oba nga kyeru) .

  • Stiff or brittle feel —Ebiwuzi ebyonooneddwa UV bifuuka bikaluba

  • Enjatika z’okungulu oba okukebera —enjatika ennungi ku ngulu w’ekisiba

 

Okwonooneka kw'okutunga n'okusiba

Okutunga kye kitundu ekisinga okunyigirizibwa mu sling. Ebiyungo ebisitula omugugu n’amaaso bye bitwala omugugu omujjuvu, era okwonooneka kw’okutunga kutera okuba okusooka okulaga nti kugenda kulemererwa.

 

Emisingi gy’okuwummula ku kwonooneka kw’okutunga

 

Per ASME B30.9 , sling erina okuggyibwa mu service nga:

 

  • Okutunga okumenyese oba okwambala mu biyungo ebisitula emigugu

  • Stitching pull-out —okutunga kwe kwawukana ku webbing

  • Okukutuka oba okwambala ennyo ku misonno egy’emigugu

 

EN 1492-1 eraga nti omusono gulina okwekebejjebwa n’amaaso oba tegulina kwonooneka era tegulina kuba na misono gyamenyese mu bifo ebisitulibwa emigugu.

 

Okuzuula ebifaananyi:

 

  • Emisono egyamenyese —wuzi emu oba eziwera ezimenyese mu kitundu ky’eriiso oba eky’okuyunga

  • Omusono ogwambala —omusono gubadde gukutte era gulabika nga mugonvu oba nga gwambala

  • Stitching pull-out —okutunga kuba kwawukana ku mubiri gwa sling

  • Okutunga okutali kwa bwenkanya oba okukyamye —kuyinza okulaga nti okuzitowa ennyo oba okukolebwa mu ngeri etali ntuufu

 

Mu bufunze n’ebiteeso eby’omugaso

Okumanya ddi lw’olina okuwummuza ekyuma ekisitula kyetaagisa nnyo okusobola obukuumi ku mulimu. Omusingi omukulu: bw’oba ​​obuusabuusa, gisuule.

 

Olukalala lw’okukebera amangu okuwummula:

 

Ekika ky’Okwonoonebwa

Ebikulu Ebiraga

Omutindo

Okusala/Amaziga

Obuwuzi bwa core obubikkuddwa, okusala ku mbiriizi

ASME B30.9, ekitongole kya OSHA

Okunyiga

Core exposed, okwambala okungi

ASME B30.9, EN 1492-1

Okwokya kw’Eddagala

Okukaluba, okukutuka, okukyuka langi

CCOHS, ASME B30.9

Okwonooneka kw’ebbugumu

Okusaanuuka, okuyokebwa, okukaluba

OSHA, CCOHS, ASME B30.9

Okwonoonebwa kwa UV

Okuzikira, okukaluba, okukutuka

ASME B30.9, WAC, ekitongole kya WAC

Okutunga Okwonooneka

Okumenyeka, okwambala, okusimbulwa

ASME B30.9, EN 1492-1

Ebikolwa eby’omugaso okussa mu nkola:

 

1. Kola okwekebejja nga tonnaba kukozesa —nga buli lifuti tennabaawo, kebera oba tewali kwonooneka okulabika

2. Ebizuuliddwa mu kwekebejja ebiwandiiko —okukuuma ebiwandiiko okusinziira ku byetaago bya ASME B30.9

3. Ggyawo ebisiba ebyonooneddwa amangu ddala-to 'tereka' sling okusuulibwa oluvannyuma

4. Sanyawo slings eziwummudde —ziteme oba ziyonoonye okuziyiza okuddamu okukozesebwa mu butanwa

5. Tendeka ttiimu yo —kakasa nti abavubi bonna basobola okuzuula ebika by’okwonooneka n’emisingi gy’okuwummula

 

Lishenflex  ekola ebisiba ebisitula eby’ekika kya polyester ku mutindo gwa EN 1492-1 ne ASME B30.9, nga biriko obubonero obulaga obusobozi obulaga langi entegeerekeka n’obuyambi bw’okutendeka okwekebejja. Tukikkaatiriza nti okwekebejja buli kiseera n’okuwummula mu budde gwe musingi gw’obukuumi mu kusitula.

 

Lishenflex6.jpg nga bwe kiri

Bw’oba ​​weetaaga obuyambi okuteekawo enteekateeka y’okukebera sling n’okuwummula —oba nga weetaaga obuyambi okuzuula ebika by’okwonooneka mu yinvensulo yo eriwo kati —nsaba oweereze email ku sales@lishenflex.com , era ttiimu yaffe ey’ekikugu ejja kuwa obuyambi obw’omuntu ku muntu.

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