A halin yanzu, akwai manyan nau'ikan tawul guda huɗu a kasuwa: jan karfe, aluminum, bakin karfe, da gami da zinc.Kowane ɗayan kayan huɗu yana da fa'ida da rashin amfani.Kuna iya zaɓar tawul ɗin da ya dace da ku bisa ga abubuwan da kuka zaɓa.
Tawul ɗin tawul
Abũbuwan amfãni: Copper yana da kyakkyawan sassauci kuma yana da sauƙi don samarwa a cikin nau'i daban-daban, don haka akwai nau'o'i da yawa.Bayan chrome plating, zai nuna launi mai haske, ko kuma bayan sarrafawa, zai nuna matte, goge, launi na tagulla, da dai sauransu, wanda ya fi kyau.
Hasara: tsada, farashin kasuwa na jan karfe ne 60,000 zuwa 70,000 yuan a ton (2007).
Aluminum tawul tawul
A halin yanzu, yawancin tawul ɗin aluminum da ake gani a kasuwa ana fesa aluminum da alumina.Fesa aluminium kai tsaye yana fesa foda aluminium oxide akan saman titin tawul na aluminium don samar da Layer na kariya.Alumina wani tawul ɗin tawul na aluminum wanda ke amsawa tare da iskar oxygen don samar da fim ɗin kariya mai yawa akan saman tawul ɗin aluminum.Dangane da fasaha, aluminum oxide ya fi jure lalacewa da lalata fiye da fesa aluminum.
Abvantbuwan amfãni: salo daban-daban da farashi masu araha.
Rashin hasara: launi galibi fari ne, rashin zaɓi
Bakin karfe tawul tara
Akwai alamun bakin karfe da yawa, gami da 200, 201, 202…304, 316 da sauransu.A halin yanzu, na kowa a kasuwa sun fi 200 da 304. Bakin karfe mai alamar 200 ya ƙunshi ƙananan chromium kuma zai yi tsatsa!304 bakin karfe yana da abun ciki na chromium na 18%, yana da kyakkyawan kwanciyar hankali, juriya mai ƙarfi, kuma ba zai yi tsatsa ba har ma a cikin yanayi mai laushi na dogon lokaci.
Abũbuwan amfãni: Tawul tawul 304 yana da karfi lalata juriya da kuma farashin ne mai rahusa fiye da jan karfe.
Hasara: Taurin bakin karfe yana da girma sosai, filastik ba shi da inganci, salon ba shi da ƙasa, kuma launin yana da ɗan ƙaramin ƙarfi.
Zinc gami tawul tawul
A halin yanzu, tawul ɗin tawul ɗin zinc yana da ɗan ƙaramin kaso, galibi a cikin ƙananan kasuwa.
Abũbuwan amfãni: da yawa styles da low farashin.
Rashin hasara: ƙarfin zinc gami ba shi da kyau.
Lokacin aikawa: Satumba-04-2020