Tshooj 5.2.2 ntawm ASTM tus qauv F1740-96 (2007) qhia tias lub neej ntev tshaj plaws ntawm txoj hlua yog 10 xyoo.Pawg ASTM tau pom zoo tias txoj hlua tiv thaiv kev nyab xeeb yuav tsum tau hloov txawm tias nws tsis tau siv tom qab kaum xyoo khaws cia.
Thaum peb nqa txoj hlua kev nyab xeeb rau kev ua haujlwm thiab siv rau hauv qhov chaw qias neeg, tshav ntuj thiab los nag, kom nws tuaj yeem khiav ceev ceev ntawm cov rub, hlua rub thiab cov descenders qeeb, dab tsi yuav tshwm sim ntawm kev siv no?Cov hlua yog textile.Khoov, knotting, siv rau ntawm qhov chaw ntxhib thiab thauj khoom / tshem tawm lub voj voog yuav ua rau muaj fiber ntau hnav, yog li txo cov hlua siv zog.Txawm li cas los xij, nws tsis paub meej tias vim li cas micro-kev puas tsuaj ntawm ropes yuav sib sau ua ke rau hauv macro-kev puas tsuaj, thiab yog vim li cas vim li cas vim li cas kev siv lub zog ntawm ropes yog pom tseeb txo.
Bruce Smith, tus kws sau ntawv ntawm On Rope, tau sau thiab tsoo ntau dua 100 tus qauv hlua rau kev tshawb nrhiav qhov tsua.Raws li kev siv cov hlua, cov qauv raug cais raws li "tshiab", "ib txwm siv" lossis "ua phem".Cov hlua "tshiab" poob 1.5% mus rau 2% lub zog txhua xyoo nyob rau nruab nrab, thaum "kev siv ib txwm" cov hlua poob 3% mus rau 4% lub zog txhua xyoo.Smith tau xaus lus tias "kev tu cov hlua zoo yog qhov tseem ceeb tshaj qhov kev pab cuam lub neej ntawm cov hlua."Muaj pes tsawg xyoo txoj hlua kev nyab xeeb raug tshem tawm?
Smith txoj kev sim ua pov thawj tias thaum siv me me, txoj hlua cawm poob 1.5% mus rau 2% lub zog txhua xyoo nyob rau nruab nrab.Thaum siv ntau zaus, nws poob 3% mus rau 5% lub zog txhua xyoo nyob rau nruab nrab.Cov ntaub ntawv no tuaj yeem pab koj kwv yees lub zog poob ntawm txoj hlua koj siv, tab sis nws tsis tuaj yeem qhia koj raws nraim seb koj puas yuav tsum tshem tawm txoj hlua.Txawm hais tias koj tuaj yeem kwv yees lub zog poob ntawm txoj hlua, koj yuav tsum paub tias qhov kev tso cai poob yog dab tsi ua ntej txoj hlua raug tshem tawm.Txog niaj hnub no, tsis muaj tus qauv tuaj yeem qhia peb tias txoj hlua siv kev nyab xeeb yuav tsum muaj zog npaum li cas.
Ntxiv nrog rau qhov poob ntawm lub txee lub neej thiab lub zog, lwm qhov laj thawj rau kev tshem tawm cov hlua khi yog tias cov hlua khi tau raug puas tsuaj los yog cov hlua tau raug kev puas tsuaj.Kev tshuaj xyuas raws sijhawm tuaj yeem pom cov cim ntawm kev puas tsuaj, thiab cov neeg koom hauv pab pawg tuaj yeem tshaj tawm nyob rau lub sijhawm tias txoj hlua tau raug cuam tshuam los ntawm kev cuam tshuam, ntaus pob zeb lossis hauv av ntawm lub stretcher thiab phab ntsa.Yog tias koj txiav txim siab tshem tawm txoj hlua khi, muab nws sib nrug thiab xyuas qhov sab hauv ntawm txoj haujlwm puas, kom paub ntau ntxiv txog qhov uas cov hlua ntawm daim tawv nqaij puas lawm thiab tseem tuaj yeem tiv thaiv cov hlua hlua.Feem ntau, txoj hlua hlua yuav tsis raug puas tsuaj.
Ntxiv dua thiab, yog tias koj muaj kev tsis ntseeg txog kev ncaj ncees ntawm txoj hlua ruaj ntseg, tshem tawm nws.Tus nqi ntawm kev hloov khoom siv tsis yog kim txaus rau kev pheej hmoo ntawm cov neeg cawm siav.
Post lub sij hawm: Apr-14-2023