Inganekwane eqhubekayo embonini yokugebenga ithi ukuphakamisa izihlilingi kumane nje ''kuyindlela eshibhile' yokufaka intambo yocingo—indawo eyongayo yezicelo ezingafuneki kangako. Iqiniso lihluke kakhulu. Izilingi zokwenziwa zokuphakamisa zinikeza izinzuzo ezibalulekile zokuphepha ngaphezu kwentambo yocingo: zivikela imithwalo ethambile emonakalweni ongaphezulu, zimunca imithwalo yokushaqeka ngaphandle kokuguquka unomphela, futhi zinikeze izimpawu ezibonakalayo zesexwayiso ngaphambi kokwehluleka. Ngokusho kwe-CERTEX Denmark, izihlilingi zendwangu zokwenziwa ziyinketho ekhethwayo yemithwalo edinga ukuvikelwa kwendawo futhi inikeza ukuguquguquka okuphakeme uma kuqhathaniswa nentambo yocingo. Lo mhlahlandlela uphikisa 'inganekwane ehlukile eshibhile' futhi uchaza ukuthi kungani izihlilingi zokwenziwa ngokuvamile ziyinketho ephephile, esebenza kangcono emisebenzini yokuphakamisa yesimanje.
Isihlilingi esiphakamisayo esigcinwe simanzi singase sibonakale singonakalisiwe, kodwa umswakama ungabangela ukukhula kwesikhunta, ukuwohloka kwefayibha, futhi—uma izihlilingi zenayiloni—ukuncipha kwamandla esikhashana afika ku-15% uma kumanzi, amandla abuyekezwa lapho omiswa . Okubaluleke nakakhulu, izihlilingi zenayiloni zingalahlekelwa kufika ku-25% wamandla azo uma zimanzi ngenxa yokumunca umswakama. Izihlilingi ze-polyester, ngokuphambene, azithinteki kangako umswakama kodwa zisengaphathwa yisikhunta futhi zibole uma zigcinwe zimanzi. Lo mhlahlandlela uhlola ubungozi obuhlobene nezihlilingi ezimanzi, ubungozi obukhethekile bezinto zokwenziwa ezihlukene, kanye nezinqubo zokuhlola nokomisa ezidingekayo ngaphambi kokubuyisela isihlilingi esimanzi enkonzweni.
Ukwazi ukuthi ungayiyeka nini i-lifting sling kungenye yamakhono abaluleke kakhulu ekuphepheni kokukhwabanisa. Isihlilingi esibonakala sisebenziseka singase sibe nomonakalo ocashile obeka amandla aso engozini, kuyilapho izinhlobo zomonakalo ezibonakalayo—ukusikeka, ukuhuzuka, ukushiswa kwamakhemikhali, ukulimala kokushisa, nokuwohloka kwe-UV—ngasinye sinemibandela ethile yokuyeka umhlalaphansi echazwe yi-ASME B30.9, OSHA, kanye ne-EN 1492. Lo mhlahlandlela obonakalayo uchaza ukuthi ungahlonza kanjani uhlobo ngalunye lomonakalo, yini okufanele uyibheke, futhi ubheke izimo ezithile lapho kuhlolwa khona isevisi ethile. Kubaphathi abakhwabanisayo, ochwepheshe bezokuphepha, kanye nabaqhubi, lo mhlahlandlela uhlinzeka ngereferensi engokoqobo yokwenza izinqumo zokuthatha umhlalaphansi unolwazi.
Isilingi esiphakamisayo esinesici sokuphepha esingu-7:1 sinamandla okuphuka aphindwe kasikhombisa komkhawulo womthwalo olinganiselwe wokusebenza. Lokhu kusho ukuthi isihlilingi esilinganiselwe ngethani elingu-1 kufanele simelane okungenani namathani ayi-7 ngaphambi kokuhluleka. Isici sokuphepha esingu-7:1 sigunyazwe amazinga abalulekile womkhakha afaka i-EN 1492-1, EN 1492-2, kanye ne-AS 4497:2018 yezihlilingi zokwenziwa . Lesi sihloko sichaza umehluko phakathi kwesici sokuphepha nomkhawulo womthwalo osebenzayo, kungani u-7:1 kuyindinganiso yezihlilingi zokwenziwa, ukuthi iqhathaniswa kanjani nezinye izinhlobo zemishini, nokuthi kungani le majini yokuphepha ibalulekile ekuvikelweni kwezisebenzi nezimpahla emisebenzini yokuphakamisa umhlaba wangempela.