June 15, 2011
Nyagbe si xɔ asi wu le gakpo ƒe ka ŋuti numekuku me enye "míehiã gakpo ƒe ka tɔn ɖeka". Kaka woaɖo aspect ratio, tensile strength kple dosage la, womate ŋu atsɔ nyayɔyɔ aɖeke asɔ kple wo nɔewo o.
Nyabiasewo va ɖona gbesiagbe si xlẽ be: taflatse yɔ gakpo ka, míehiã tɔn ɖeka. Edzena etɔxɛ eye manya wɔ be woaxee o, elabena gakpo ƒe ka menye nusi wowɔ o ke boŋ enye nusiwo wowɔ ƒe ƒome aɖe. Micro ka si wotsɔ akɔbli bla si ƒe didime nye milimeta 0.2 kple ka si wotsɔ kɔsɔkɔsɔ wɔe si ƒe didime nye milimeta 0.75 le vuvɔ me ate ŋu ato vovo zi gbɔ zi etɔ̃ le asi me eye womate ŋu asɔ kple wo nɔewo kura le wo zazã me o. Ne wotsɔ wo ame evea siaa da ɖe nya ɖeka megbe eye dɔwɔƒea ate ŋu asusui ko, eye ga si woatsɔ asusu anyigbawoe la adze le teƒea tsɔ wu be woatsɔe atso nya si woyɔ la dzi. Nyabiase aɖe si wɔa dɔ megblɔ be gakpo ƒe ka dzrala China o; egblɔ be dɔwɔƒewo ƒe anyigba, 150 mm slab, ɖɔli welded mesh, 25 kg/m3, ASTM A820 ƒe nyatakaka hiã. Evelia xɔa ŋuɖoɖo gbemagbe ke.
Aspect ratio nye didime si woma ɖe didime si sɔ nu. Etsoa nya me nenye be ka la ate ŋu alé matriki la: ebɔbɔ akpa eye wòhea doa goe kple ʋuʋudedi aɖeke kloe, ekɔ akpa eye wòƒoa bɔl le etsɔtsɔ tsakae me. Zi geɖe la, gakpo si wotsɔ wɔa xɔtuɖaŋu ƒe ka nɔa 40 kple 80. Tensile strength nye xexlẽdzesi evelia: ka si me carbon mesɔ gbɔ ɖo o si wohena le vuvɔ me la zɔna 800 va ɖo 1150 MPa esime micro wire si wotsɔ akɔbli blae la ɖoa 2850 MPa. Esiawo menyo o eye wonyo wu, wonye dɔ vovovowo, gbãtɔ nye mass structures, evelia na UHPC kple gli tsɛwo. Agbɔsɔsɔme si woazãe nye etɔ̃lia, si wona abe lolome ƒe akpa sue aɖe alo kilogram le kubik meta ɖeka me ene. 30 va ɖo 80 kg/m3 tsyɔa xɔtuɖaŋu ƒe kɔnkrit dzi; 90 va ɖo 268 kg/m3 nye UHPC ƒe anyigbamama xoxo.
Zi geɖe la, nɔnɔme tɔxɛwo ƒoa akpa ƒe xexlẽme yia dzi abe ɖe xexlẽmea ɖeɖe fia dɔwɔwɔ ene. Nusi to vovo na emae nye nyateƒe: zi alesi xexlẽmea loloe la, zi nenemae kaawo doa kplamatse nusi wotsɔ tsakaa nu la, eye ne woto nusi matriki kple aggregate ate ŋu axɔ ŋu la, wowɔa bɔlwo. Bɔl nye nusi gblẽ, ke menye ŋusẽdodo o. Nusɔsrɔ̃ nana be pɔmpi kple atike sisi nade 60, nusiwo wotsɔ tsaka do ŋgɔ kple esiwo wotsɔa wo ɖokui ƒoa ƒui la dea 65 va ɖo 70, eye nusianu si wu 80 le matriki siwo wɔa dɔ nyuie ŋutɔ me ko afisi aggregate la nyo eye nusi wotsɔ ƒoa ƒui la le ʋeʋẽm ale gbegbe be wòana kaawo natso. Bia alesi woatsɔ kɔnkrit la aɖoe hafi abia be woana eƒe akpa ƒe sɔsɔme.
Ka si me carbon mesɔ gbɔ ɖo o si wohe le vuvɔ me si ƒe ŋusẽ nye 800 va ɖo 1150 MPa la ƒe didime nye milimeta 0.55, 0.75 kple 1.0, eƒe didime nye milimeta 30 va ɖo 60, eye wotsɔ kɔsɔkɔsɔ blae le eƒe nuwuwu eveawo. Ewɔa dɔ nyuie, ewɔa nu ɖekae eye wòsɔna le teƒe geɖe, tso kɔnkrit dzro dzi va ɖo RPC dzi. Micro wire si wotsɔ akɔbli ƒoe si ƒe ŋusẽ nye 2850 MPa la ƒe didime nye mm 0.2 ko eye eƒe didime nye mm 6 va ɖo 20 eye eƒe akpa ƒe sɔsɔme nye 30 va ɖo 100; etɔ le UHPC tɔdzisasrã decks, tsɛ precast akpawo kple precision nu. Micro wire zazã le anyigba gã aɖe me gblẽa ga dome, eye ɖeko ka ƒuƒu madze gli si ƒe didime nye milimeta 30 ŋu o. Tiatiabiabia gbãtɔe nye akpaa ƒe titrime kple nutsyɔnu si me kɔ, ke menye ŋusẽ o.
Agbɔsɔsɔme si woazãe nye xexlẽme si wogblẽna zi geɖe si me mekɔ o le nyayɔyɔ aɖe me. Xɔtuɖaŋu ƒe kɔnkrit zãa kilogram 30 va ɖo 80/m3, si ade 0.4% va ɖo 1.0% le eƒe lolome nu; wokafu micro wire si wotsɔ akɔbli wɔe le UHPC me be wòanye 90 va ɖo 268 kg/m3, si lolo wu zi gbɔ zi etɔ̃. Eyata ka tɔn ɖeka tsyɔa anyigba kɔnkrit si ƒe didime nye kubik meta 25 va ɖo 30 dzi gake UHPC kubik meta 4 va ɖo 10 koe wòtsyɔa edzi. Gblẽ agbɔsɔsɔme si woatsɔ awɔe la ɖi eye dɔwɔƒea yɔ xɔtuɖoɖo ƒe didime, unit ƒe asi dzena bɔbɔe, eye ga si wozãna ɖe kɔnkrit kubik mita ɖeka ŋu dzina ɖe edzi zi gbɔ zi eve kpoo.
Zi geɖe la, fli ade nɔa nyabiase si ŋu woɖoa ŋu ɖo gbemagbe ke: etsɔtsɔ wɔe (anyigba, shotcrete, precast, refractory), akpaa ƒe titrime kple nutsyɔnu si me kɔ, tensile kple flexural toughness ƒe asixɔxɔ siwo wogblɔ, agbɔsɔsɔme alo volume fraction, dzidzenu si gbɔ wòle be woaɖo (ASTM A820 alo EN 14889-1), kple packaging plus destination port. Tsɔ fli ɖeka kpe ɖe eŋu nenye be CE ƒe gbeƒãɖeɖe hiã eye dɔwɔƒea nya nenye be woawɔ batch si ŋu woɖo kpee. Le fli ade mawo me la, nyayɔyɔwo va ƒoa ƒu tso kaka zi gbɔ zi etɔ̃ va ɖoa ewo le alafa me, elabena amesiame le agbalẽvi ɖeka xlẽm mlɔeba. Ŋlɔ dɔbiagbalẽvia ɖe nuƒlela ŋutɔ ƒe nya nu hã: gakpo ƒe ka na kɔnkrit ƒe ŋusẽdodo, na dɔwɔƒewo ƒe anyigba, na mɔ̃memi ƒe tu alo na xɔtunu siwo me dzoxɔxɔ mele o. Fiber ƒome ɖeka ate ŋu asubɔ amesiawo dometɔ geɖe, gake nyayɔyɔa trɔna le nyawo me, eye nenema kee dodokpɔ ŋuti nyatakaka si dɔwɔƒea tsɔ kpena ɖe eŋu hã trɔna.
Ƒã hafi kpododonu siwo le spec sheet me nyea xexlẽdzesi siwo mesɔ o, wonyea misaligned units. Chinatɔwo ƒe agbalẽvi aɖe gblɔ be agbɔsɔsɔme si woazãe nye kilogram 25/m3; nuƒlela si doa Eŋlisigbe trɔa dzi le 1.685 me eye wòxlẽa 42 lb/yd3, emegbe eɖoa eŋu kple xexlẽdzesi ɖeka si nye 42, eye dɔwɔƒea yɔa 42 kg/m3 ɖe megbe. Ga homea dzina ɖe edzi alafa memama 68 le ɖoɖoezizi me. Tensile strength tsɔa mɔ̃ ma ke: factor si le MPa kple ksi dome nye 6.895, eyata 1150 MPa anɔ abe 167 ksi ene, eye decimal ɖeka si womeda ɖe teƒe si mesɔ o la va zua vodada zi gbɔ zi ewo. Aspect ratio dze abe ɖe wòle dedie wu ene eye gɔmesese ƒe kuxi gakpɔtɔ le eŋu, elabena denominator ateŋu anye diameter si sɔ alo nominal diameter; le ka si wotsɔ kɔsɔkɔsɔ wɔe gome la, mehiã kura o, le ka si wotsɔ kɔsɔkɔsɔ ƒoe gome la, eʋãa xexlẽmea alafa memama 15. Nusi woatsɔ aɖɔe ɖo sesẽe nye be woata unit system eveawo siaa ɖe agbalẽa dzi eye woagblɔ tɔtrɔ ƒe nusiwo le tanya la me. Kpekpeme ŋutɔŋutɔe nye nyaʋiʋli evelia si yia edzi enuenu: nenye be kakɛ si ƒe kpekpeme nye kilogram 25 nye nu bliboa alo net trɔa nugoe si yɔ fũu kilogram 400. Etɔ̃liae nye tɔtɔ si le agbɔsɔsɔme kple nusiwo le eme dome, afisi agbɔsɔsɔme nye kilogram siwo wotsɔ kpe ɖe kɔnkrit kubik-meta ɖeka ŋu eye nusiwo le eme nye agbɔsɔsɔme ƒe akpa si le nusi wowɔ vɔ me, si nye xexlẽdzesi eve siwo dome gakpo ƒe kpekpeme le. Kpɔ takpekpe siawo gbɔ le e-mail gbãtɔ me eye mɔ̃ɖaŋununya me numekɔkɔ ɖesiaɖe si ava emegbe la nu yi.
Ƒã hafi kaka zi gbɔ zi etɔ̃ le ŋkɔ me nya ɖeka ma ke dzi nyea ametafatafa. Zi geɖe la, enyea vovototo etɔ̃ siwo womegblɔ o. Nusiwo wotsɔ wɔe: ka si me carbon mesɔ gbɔ ɖo o si wohe le vuvɔ me tsɔ wu kakɛ siwo wogbugbɔ ƒo la naa ŋusẽ ƒe ɖekawɔwɔ ƒe ɖoɖo vovovo. Nusi wotsɔ blaa nu: akɔbli vavã si wotsɔa tsi nyrɔna dzoe kple esi wotsɔa elektrikŋusẽ si wotsɔna ƒoa atsyɔ̃ɖonuwoe la toa vovo zi gbɔ zi etɔ̃ va ɖo enyi le dze si wotsɔ ƒua gbe me. Dzodzro: 28 in-line checks tsɔtsɔ sɔ kple shipment sampling nye gazazã ƒe vovototo ŋutɔŋutɔ. Ŋlɔ ame etɔ̃awo katã ɖe nyabiasea me, bia be woatsɔ batch report akpe ɖe agbalẽ si woɖo ɖa ŋu, eye kakaa va zu nusi me woate ŋu aɖe. Be nàtsɔ asixɔxɔ ŋutɔŋutɔwo asɔ kple wo nɔewo la, wɔ dɔ tso kpɔɖeŋua kple nyatakaka kplɔ̃ siwo wodzidze le gakpo ƒe ka ƒe nuwɔna ƒe axa dzi tsɔ wu asitsatsa ŋuti numeɖeɖewo to e-mail dzi.
Gblɔ wò dɔa ƒe nɔnɔme kple nudidiwo na mí, eye míawɔ ɖeka kple egbɔkpɔnu nyuitɔ eye míana ga home aɖe le gaƒoƒo 24 me.
Na Nya Si Woagblɔ FemaxeeAkɔbli-klɔ microwire, vuvɔ he kɔs nuwuwu ƒomevi, glued le fli, anyigba ƒomevi, 304 / 310S / 446 gakpo si mexɔ dzo o kple melt-he dzoxɔxɔ-tsitretsitsi ka, UHPC tɔxɛ wɔwɔme ka, didime 0.2 va ɖo 1.0 mm, didime 6 va ɖo 60 mm, tensile ŋusẽ 700 va ɖo 2850 MPa, emenyawo coverage 0.5% va ɖo 2% volume rate kple 30 va ɖo 268 kg/m3. Woateŋu awɔ ɖoɖo ɖe ewɔwɔ ŋu le ASTM A820 alo EN 14889-1 nu eye woateŋu ana batch inspection reports. Wodoa alɔ nubablɛ ƒomevi etɔ̃: kakɛwo, tɔn kotokuwo kple nu gbogbo aɖewo. Asitsatsa ƒe nyawo nye tiatia EXW / FOB / CIF / DDP.
Srɔ̃ nu tso gakpo ƒe ka tiatia kple nyayɔyɔ ŋu →