Views: 0 Author: Sayt Ɛditɔ Pɔblish Taym: 2026-08-19 Ɔrijin: Ples
Wan supavaysa fɔ rig de inspɛkt a flat sling we dɔn de na savis fɔ sɔm mɔnt. Di ed dɛn dɔn rɔtin smɔl, ɛn di say we dɛn de sho sɔm abrashɔn. Di sling tan lɛk se i dɔn si bɛtɛ de dɛn—bɔt i stil sef fɔ yuz?
Di ansa de insay wan simpul lɔ: di 1/10 lɔ. Frɔm wetin EN 1492-1, we na di Yuropian standad fɔ flat web wɛb sling, we abrasive wear de ridyus di wɛb wit wan-tɛn ɔ mɔ pan di ɔrijinal waid, di sling fɔ kɔmɔt na savis wantɛm wantɛm . ASME B30.9 semweso no se we pɔsin wear pasmak—we we de mek di sling krɔs-sekshɔn nɔ bɔku ɔ we de mek di kɔr yan dɛn kɔmɔt na do—as kɔndishɔn we nid fɔ ritaia.
Lishenflex dɔn de mek sintetik flat sling fɔ pas tu dikɔs, ɛn wi fil data sho se abrashɔn na wan pan di tin dɛn we kin mek sling ritay. Yet bɔku riggers de strɛs fɔ no we wear na 'excessive.' Di 1/10 rul de gi klia, mɛzhɔbal threshold.
Di 1/10 rul se dɛn fɔ pul flat sling na savis we abrasive wear dɔn ridyus di webbing width bay 1/10 ɔ mɔ pan di ɔrijinal wit.
Insay prɔsis, dis min se:
Sling Width we yu kin yuz |
1/10 Threshold (Di Waid fɔ Ritaya) . |
30 mm |
3 mm wear = ritaia na 27 mm |
60 mm |
6 mm wear = ritaia na 54 mm |
90 mm |
9 mm wear = ritaia na 81 mm |
120 mm |
12 mm wear = ritaia na 108 mm |
150 mm |
15 mm wear = ritaia na 135 mm |
Sos: EN 1492-1; ASME B30.9
Di rul de fɔ abrasive wear spɛshal wan—nɔto fɔ kɔt, tear, ɔ ɔda kayn damej. Bɔt if dɛn rich di 1/10 trɛshɔld tru wan kɔmbayn wear ɛn ɔda damej, di sling fɔ stil ritaia.
Di 1/10 threshold nɔto arbitri. Akɔdin to di industri tɛst data, if dɛn kɔt di edj 10%, i kin ridyus di kapasiti we sling gɛt bay 35% . Wail di 1/10 rul de adres fכs abrasive wear (rather dan kכt), di prinsipul na di sem: wans di webbing width dכn rεdכks bay 10%, di sling in strכng de kכmprכmis bכku.
Di EN 1492-1 standad spɛsifa se flat wef wɛb sling dɛn fɔ inspɛkt fɔ abrasive wear we de damej di wɛb to di say we di ɔrijinal wit de ridyus. ASME B30.9 semweso se dɛn fɔ pul sling dɛn we gɛt pasmak abrasive wear frɔm savis.
Lishenflex in lab tεst kכnfכm se sling dεm wit 10% wit rεdukshכn bikoz fכ abrashכn sho wan mεzכrabl dεkrεshכn pan brεk trεnk—tipikli 15–25% dipכnt pan di wear patεn. Dis na di rizin we mek di 1/10 rul na impɔtant sefty threshold.
Fɔ mek yu ebul fɔ yuz di 1/10 lɔ kɔrɛkt wan impɔtant fɔ mɛzhɔ kɔrɛkt wan.
Measuring tep ɔ rula wit milimita gradyueshɔn
Kalipa fɔ mɛzhɔ mɔ prɛsis (dɛn kin rɛkɔmɛnd fɔ bɔdalayn kes dɛn)
Magnifying glass (opshɔnal) fɔ inspɛkt di ed wear
1. Pik di pat we dɔn pwɛl pas ɔl na di sling—tipikul na di midpɔynt fɔ di sling lɔng ɔ na say dɛn we kɔntakt wit di lod ɔ liftin hadwɔd
2. Mekɔp di ɔrijinal wit—luk di sling in aydentifikeshɔn tag ɔ di spɛsifikɛshɔn dɛn fɔ di wan we mek am. If di ɔrijinal waid nɔ de, mɛzhɔ wan pat we nɔ wɛr pan di sem sling
3. Mekɔp di waid we yu dɔn wɛr—na di say we smɔl pas ɔl na di say we yu dɔn wɛr
4. Kalkul di wear = Ɔrijinal wit − Worn wit
5. Kalkul di pasɛnt = Wear ÷ Ɔrijinal wit × 100%
6. Aplay di 1/10 rul—if yu wɛr ≥ 10% pan di ɔrijinal wit, ritaya di sling
Mekɔp akɔdin to di wan ol wayd—nɔto jɔs na di say we dip pas ɔl
Mekɔp na bɔku say dɛn—we yu wɛr kin nɔ ivin
Dokumɛnt yu mɛzhɔmɛnt dɛn—mtɛn inspekshɔn rɛkɔd dɛn fɔ di ASME B30.9 rikwaymɛnt dɛn
Bɔku mistek dɛn we pipul dɛn kin tink bɔt kin mek dɛn nɔ yuz di 1/10 lɔ di rayt we:
Nɔ ɔndastandin |
Kɔrɛkt Intapriteshɔn |
'Di 1/10 rul de aplay to kot' |
Di 1/10 rul de aplay mɔ fɔ abrasive wear —cut gɛt difrɛn ritayayeshɔn krayteria |
'Na di tɔtal wit nɔmɔ impɔtant' |
Ej wear ɛn lokaliz wear ɔl tu rili impɔtant—konsentret wear na wan eria denja pas yunifom wear |
'A likl ova 10% stil okay' |
Eni wear ≥ 10% = ritayayeshɔn —no margin nɔ de fɔ 'jɔs ova'. |
'Di rul de aplay to ɔl di kayn sling dɛn' |
Di 1/10 rul na spɛshal fɔ flat sling —raun sling gɛt difrɛn inspekshɔn krayteria |
Akɔdin to ASME B30.9, dɛn de difayn pasmak abrasive wear as wear we de mek di kɔr yan dɛn kɔmɔt na do ɔ we de ridyus di sling in krɔs-sekshɔn. Wail ASME B30.9 nɔ de tɔk klia wan se '1/10' di sem we EN 1492-1 du, di standad no se wans di wear rich di say we di kɔr de kɔmɔt ɔ di krɔs-sekshɔn dɔn ridyus, di sling fɔ ritaia.
EN 1492-1, bɔt, i klia: abrasive wear we de ridyus di wɛb wit bay 1/10 ɔ mɔ na kɔndishɔn fɔ pul am wantɛm wantɛm frɔm savis.
Di 1/10 rul na wan pan di bɔku tin dɛn we pɔsin kin du fɔ ritaya. Akɔdin to ASME B30.9, flat sling dɛn fɔ ritaia bak we:
Tag fɔ no pɔsin we nɔ de ɔ we pɔsin nɔ ebul fɔ rid
Asid ɔ kɔstik bɔn
Pruf fɔ se ɔt dɔn pwɛl—i de mɛlt, char, ɔ blista
Hol ɔ tear we de sho di kɔr yarn dɛn
Brok ɔ we dɔn stich insay lod-bearing splais
Knot dɛn na di sling bɔdi
Di kɔlɔ we de chenj ɛn brit ɔ stif eria dɛn we de sho se kemikal ɔ UV/san layt dɔn pwɛl
Fitin dɛn we gɛt pit, rɔtin, krak, bɛn, twist, ɔ brok
Per EN 1492-1, flat slings fɔ ritaia bak we kɔt damej de we de go insay di wɛb ɔ sim damej we de afɛkt di lod-bearing kapasiti.
Fɔ mek shɔ se dɛn de yuz di 1/10 lɔ ɔltɛm:
1. Trenin yu tim—mek shɔ se ɔl di riga ɛn supavaysa dɛn no aw fɔ mɛzhɔ di wɛb wit kɔrɛkt wan
2. Yuz kalipa fɔ mɛzhɔ prɛsis—tep mɛzhɔ kin nɔ kɔrɛkt fɔ smɔl chenj dɛn
3. Dokumɛnt inspekshɔn dɛn—mɛn rɛkɛd dɛn we de sho di ɔrijinal waid ɛn di de dɛn we dɛn mɛzhɔ
4. Mak sling dɛn we yu kin aks kwɛstyɔn bɔt—no klia wan sling dɛn we de na di bɔda fɔ mek yu ebul fɔ chɛk dɛn gud gud wan
5. Ritaia wantɛm wantɛm—we di wear rich 10%, pul di sling frɔm savis ɛn pwɛl am
Di 1/10 rul de gi klia, mɛzhɔbal trɛshɔld fɔ ritaia flat sling bikɔs ɔf abrasive wear. We dɛn dɔn ridyus di wɛb wit 10% ɔ mɔ pan di ɔrijinal wit, di sling in trɛnk kin kɔmprɔmis ɛn dɛn fɔ pul am na di savis.
Ki tin dɛn we yu kin tek fɔ tek:
1. Mekɔp di wɛb wit kɔrɛkt wan—yuz kalipa fɔ mɛzhɔ di rayt we
2. Aplay di 1/10 rul—wear ≥ 10% pan di ɔrijinal wit = ritayayeshɔn wantɛm wantɛm
3. Kɔmbayn wit ɔda krayteria fɔ inspekshɔn—di 1/10 lɔ de tɔk bɔt abrashɔn, bɔt ɔda kayn damej dɛn bak nid fɔ ritaia
4. Dokumɛnt inspekshɔn rizɔlt—mɛnten rɛkɛd dɛn fɔ di ASME B30.9 rikwaymɛnt dɛn
5. Trenin yu tim—mek shɔ se ɔlman ebul fɔ fala di lɔ kɔrɛkt wan
Lishenflex de mek polyester flat slings to EN 1492-1 ɛn ASME B30.9 standad, wit klia kala-kɔd kapasiti mak ɛn inspekshɔn gayd. Wi de gi yu tin dɛn fɔ mɛzhɔ ɛn tren fɔ ɛp yu tim fɔ yuz di 1/10 lɔ fayn fayn wan.
If yu nid ɛp fɔ mek wan program fɔ inspekshɔn fɔ sling—ɔ nid ɛp fɔ no if di sling dɛn we yu de yuz naw dɔn rich di 1/10 ritayayeshɔn trɛshɔld—duya sɛn imel to sales@lishenflex.com , ɛn wi tɛknikal tim go gi wan-to-wan sɔpɔt.