{"id":1872,"date":"2026-05-22T10:00:00","date_gmt":"2026-05-22T07:00:00","guid":{"rendered":"https:\/\/celik-halat.com\/galvanizli-celik-halat-kaplama-class-a-aa-b-farki\/"},"modified":"2026-05-22T10:00:00","modified_gmt":"2026-05-22T07:00:00","slug":"galvanizli-celik-halat-kaplama-class-a-aa-b-farki","status":"publish","type":"post","link":"https:\/\/celik-halat.com\/en\/galvanizli-celik-halat-kaplama-class-a-aa-b-farki\/","title":{"rendered":"Galvanizli \u00c7elik Halat Kaplama Kal\u0131nl\u0131\u011f\u0131: Class A, AA ve B Fark\u0131, Hangisi Yeterli?"},"content":{"rendered":"

Galvanizli \u00e7elik halat tan\u0131m\u0131 tek ba\u015f\u0131na bir \u00f6zellik vermez; halattaki \u00e7inko kaplama kal\u0131nl\u0131\u011f\u0131 (gramaj) se\u00e7ildi\u011fi s\u0131n\u0131fa g\u00f6re belirgin bi\u00e7imde farkl\u0131d\u0131r. Ayn\u0131 \u00e7ap halat, Class A kaplama ile 5-7 y\u0131l korozyona dayan\u0131rken, Class AA ile bu s\u00fcre 10-15 y\u0131la \u00e7\u0131kabilir; Class B ise nem alt\u0131nda bir y\u0131l bile dayanmayabilir. Bu fark\u0131 bilmemek, denizcilik veya a\u00e7\u0131k alan uygulamas\u0131nda galvanizli halat\u0131n “neden bu kadar erken pasland\u0131?” sorusunu do\u011furur. Bu rehberde EN 10264 standard\u0131 kapsam\u0131ndaki \u00e7inko kaplama s\u0131n\u0131flar\u0131n\u0131, say\u0131sal kal\u0131nl\u0131k ve gramaj de\u011ferlerini, korozyon dayan\u0131m performanslar\u0131n\u0131 ve uygulamaya g\u00f6re hangi s\u0131n\u0131f\u0131n do\u011fru oldu\u011funu \u00f6zetliyoruz.<\/p>\n

Galvanizleme nedir ve halatta neden uygulan\u0131r?<\/h2>\n

Galvanizleme, \u00e7elik telin \u00fczerine s\u0131cak dald\u0131rma y\u00f6ntemiyle \u00e7inko tabakas\u0131 kaplanmas\u0131d\u0131r. Bu tabaka iki y\u00f6nden korur: birincisi bariyer korumas\u0131<\/strong>, \u00e7elik teli atmosferden ay\u0131r\u0131r; ikincisi katodik koruma<\/strong>, \u00e7inkonun \u00e7elikten \u00f6nce oksitlenmesi sayesinde tel \u00e7\u0131plak kalsa bile elektrokimyasal olarak savunulur. \u00c7elik halatlarda galvaniz, korozyona maruz ortamlarda (deniz, nem, a\u00e7\u0131k alan, kimyasal end\u00fcstri) \u00f6mr\u00fc 3-5 kat uzatabilen tek pratik y\u00f6ntemdir.<\/p>\n

Galvaniz kaplama halat\u0131n kopma y\u00fck\u00fcn\u00fc de\u011fi\u015ftirmez; tel mukavemeti ayn\u0131 kal\u0131r. Ancak telin y\u00fczey sertli\u011fi ve s\u00fcrt\u00fcnme katsay\u0131s\u0131 az miktarda etkilenir; bu da ya\u011flamayla telafi edilir. Detayl\u0131 korozyon davran\u0131\u015f\u0131 ve \u00f6nleme y\u00f6ntemleri i\u00e7in \u00e7elik halat korozyon ve paslanma rehberini<\/a> inceleyebilirsiniz.<\/p>\n

EN 10264 standard\u0131 ve kaplama s\u0131n\u0131flar\u0131<\/h2>\n

\u00c7elik halat tellerinin galvaniz kaplama kal\u0131nl\u0131\u011f\u0131n\u0131 tan\u0131mlayan ana standart EN 10264 (Steel Wire for Ropes)<\/strong>‘tur. Standard\u0131n 2. b\u00f6l\u00fcm\u00fcnde patentleme tipi teller, 3. b\u00f6l\u00fcmde kaplama tipleri ele al\u0131n\u0131r. \u00dc\u00e7 temel kaplama s\u0131n\u0131f\u0131 tan\u0131mlanm\u0131\u015ft\u0131r:<\/p>\n\n\n\n\n\n\n\n
S\u0131n\u0131f<\/th>\nAd\u0131<\/th>\nMin. \u00c7inko Gramaj\u0131 (g\/m²)<\/th>\nYakla\u015f\u0131k Kal\u0131nl\u0131k (µm)<\/th>\n<\/tr>\n<\/thead>\n
Class B<\/td>\nHafif kaplama<\/td>\n~30 – 90 (tel \u00e7ap\u0131na g\u00f6re)<\/td>\n4 – 13<\/td>\n<\/tr>\n
Class A<\/td>\nStandart kaplama<\/td>\n~60 – 180<\/td>\n9 – 25<\/td>\n<\/tr>\n
Class AA<\/td>\nA\u011f\u0131r kaplama<\/td>\n~110 – 280<\/td>\n16 – 40<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u00c7inko gramaj\u0131 tel \u00e7ap\u0131na ba\u011fl\u0131d\u0131r; tel ne kadar kal\u0131nsa minimum gerekli gramaj o kadar artar. Tablodaki aral\u0131k 0,3 mm ile 4,0 mm aras\u0131 tel \u00e7aplar\u0131n\u0131 kapsar. Class AA, Class A’n\u0131n yakla\u015f\u0131k 1,5-2 kat\u0131 \u00e7inko ta\u015f\u0131r; Class B ise Class A’n\u0131n yar\u0131s\u0131ndan az \u00e7inko ile kaplan\u0131r ve “ekonomik” ya da “hafif” galvaniz olarak adland\u0131r\u0131l\u0131r.<\/p>\n

Korozyon dayan\u0131m\u0131 bak\u0131m\u0131ndan say\u0131sal farklar<\/h2>\n

Galvaniz tabakan\u0131n korozyon dayan\u0131m\u0131, tabakan\u0131n kal\u0131nl\u0131\u011f\u0131na ve maruz kal\u0131nan ortam\u0131n agresifli\u011fine ba\u011fl\u0131d\u0131r. A\u015fa\u011f\u0131daki tablo, ASTM B117 standard\u0131na g\u00f6re tuz spreyinde ger\u00e7ekle\u015ftirilen h\u0131zland\u0131r\u0131lm\u0131\u015f korozyon testlerinde her s\u0131n\u0131f\u0131n tipik dayan\u0131m s\u00fcresini \u00f6zetler:<\/p>\n\n\n\n\n\n\n\n
S\u0131n\u0131f<\/th>\nASTM B117 (saat)<\/th>\nAtmosferik (y\u0131l, kentsel orta nem)<\/th>\nDeniz\/tuz (y\u0131l, k\u0131y\u0131)<\/th>\n<\/tr>\n<\/thead>\n
Class B<\/td>\n~250 – 400<\/td>\n2 – 5<\/td>\n<1<\/td>\n<\/tr>\n
Class A<\/td>\n~600 – 1.000<\/td>\n5 – 10<\/td>\n2 – 4<\/td>\n<\/tr>\n
Class AA<\/td>\n~1.200 – 2.000<\/td>\n10 – 20<\/td>\n5 – 10<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Class AA, deniz k\u0131y\u0131s\u0131 uygulamas\u0131nda Class A’ya g\u00f6re 2-3 kat, Class B’ye g\u00f6re 5-10 kat daha uzun \u00f6m\u00fcr sunar. Atmosferik (kuru) ortamlarda Class A \u00e7o\u011fu durumda yeterlidir; ancak rutubetli depo, a\u00e7\u0131k in\u015faat sahas\u0131 veya kimyasal end\u00fcstri gibi orta-agresif ko\u015fullarda Class AA tercih edilir.<\/p>\n

Hangi s\u0131n\u0131f hangi uygulamaya uygundur?<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Uygulama<\/th>\n\u00d6nerilen S\u0131n\u0131f<\/th>\n<\/tr>\n<\/thead>\n
\u0130\u00e7 mekan at\u00f6lye vinci<\/td>\nClass B (yeterli)<\/td>\n<\/tr>\n
A\u00e7\u0131k alan in\u015faat vinci<\/td>\nClass A<\/td>\n<\/tr>\n
Liman ve konteyner vinci<\/td>\nClass A veya AA<\/td>\n<\/tr>\n
Off-shore platform halat\u0131<\/td>\nClass AA (zorunlu)<\/td>\n<\/tr>\n
Gemi ve yat halat\u0131<\/td>\nClass AA<\/td>\n<\/tr>\n
Anten dire\u011fi gergi (guy wire)<\/td>\nClass AA<\/td>\n<\/tr>\n
Tar\u0131m ve hayvan a\u011f\u0131llar\u0131 \u00e7ekme halat\u0131<\/td>\nClass A<\/td>\n<\/tr>\n
Forklift kald\u0131rma halat\u0131<\/td>\nClass A<\/td>\n<\/tr>\n
Asans\u00f6r halat\u0131<\/td>\nClass A (genelde) veya \u00e7\u0131plak<\/td>\n<\/tr>\n
Maden kafes halat\u0131<\/td>\nClass AA (rutubetli kuyularda)<\/td>\n<\/tr>\n
Tremi\/fore kaz\u0131k halat\u0131<\/td>\nGalvanizsiz (beton a\u015f\u0131nd\u0131rmas\u0131)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u0130\u00e7 mekan ve d\u00fc\u015f\u00fck nem ko\u015fullar\u0131nda galvanizleme s\u0131n\u0131f\u0131n\u0131 b\u00fcy\u00fctmek ekonomik a\u00e7\u0131dan israft\u0131r; ancak deniz k\u0131y\u0131s\u0131, tuzlu ortam veya kimyasal sekt\u00f6rde Class B’ye d\u00fc\u015fmek halat\u0131n erken paslanmas\u0131na ve hizmetten \u00e7\u0131kmas\u0131na yol a\u00e7ar.<\/p>\n

Galvaniz kaplama nas\u0131l \u00f6l\u00e7\u00fcl\u00fcr?<\/h2>\n

\u00dcretici sertifikas\u0131nda \u00e7inko gramaj\u0131 g\/m² olarak belirtilir. Saha kontrol\u00fcnde kullan\u0131lan y\u00f6ntemler:<\/p>\n

    \n
  1. Manyetik kaplama kal\u0131nl\u0131k \u00f6l\u00e7er (DFT meter):<\/strong> Y\u00fczeye temas eden manyetik prob, kaplama kal\u0131nl\u0131\u011f\u0131n\u0131 mikrometre cinsinden g\u00f6sterir.<\/li>\n
  2. Soyma testi (peel test):<\/strong> Halat\u0131n k\u00fc\u00e7\u00fck bir par\u00e7as\u0131 HCl asit banyosuna al\u0131n\u0131r; \u00e7inko \u00e7\u00f6z\u00fcnerek altta \u00e7elik tel kal\u0131r. \u00c7\u00f6z\u00fcnen \u00e7inko miktar\u0131 k\u00fctlece tart\u0131larak gramaj hesaplan\u0131r.<\/li>\n
  3. Kar\u015f\u0131la\u015ft\u0131rma standartlar\u0131:<\/strong> Numune halatlar s\u0131n\u0131fland\u0131r\u0131lm\u0131\u015f referanslarla g\u00f6rsel kar\u015f\u0131la\u015ft\u0131r\u0131l\u0131r; \u00f6n kontrol i\u00e7in pratik.<\/li>\n<\/ol>\n

    Sertifika olmadan halat\u0131n galvaniz s\u0131n\u0131f\u0131n\u0131 g\u00f6zle ay\u0131rt etmek g\u00fcvenilmezdir; t\u00fcm yeni al\u0131mlarda sertifika \u00fczerinde kaplama s\u0131n\u0131f\u0131 kontrol\u00fc yap\u0131lmal\u0131d\u0131r. Galvaniz halat genel \u00f6zellikleri, fiyat aral\u0131klar\u0131 ve \u00f6m\u00fcr beklentileri i\u00e7in galvanizli \u00e7elik halat rehberini<\/a> inceleyebilirsiniz.<\/p>\n

    Class AA ile paslanmaz aras\u0131ndaki tercih nas\u0131l yap\u0131l\u0131r?<\/h2>\n

    Class AA galvaniz, k\u0131y\u0131 ve orta-deniz uygulamalar\u0131nda uzun \u00f6m\u00fcr sa\u011flar; ancak tuzlu suya s\u00fcrekli dald\u0131rma<\/strong>, kimyasal end\u00fcstri (asit, klor)<\/strong> veya g\u0131da i\u015fleme tesisi<\/strong> gibi ekstrem ko\u015fullarda yetersiz kal\u0131r. Bu ko\u015fullarda AISI 304, 316 veya 316L paslanmaz \u00e7elik halat<\/strong> tercih edilir.<\/p>\n

    Paslanmaz halat ayn\u0131 \u00e7ap galvanizli halat\u0131n yakla\u015f\u0131k 5-8 kat\u0131 fiyattad\u0131r; ancak \u00f6mr\u00fc 20-30 y\u0131la \u00e7\u0131kar ve bak\u0131m ihtiyac\u0131 minimumdur. Karar verirken toplam sahip olma maliyeti (TCO)<\/em> \u00fczerinden hesap yapmak do\u011fru yakla\u015f\u0131md\u0131r. Paslanmaz halat\u0131n AISI s\u0131n\u0131flar\u0131 aras\u0131ndaki se\u00e7im i\u00e7in ilgili rehberlerimizdeki detaylar\u0131 kullanabilirsiniz.<\/p>\n

    Class A ile Class AA aras\u0131ndaki fiyat fark\u0131 ne kadar?<\/h2>\n

    Yakla\u015f\u0131k %15-25 daha pahal\u0131d\u0131r. \u00c7inko gramaj\u0131n\u0131n iki kat\u0131na yak\u0131n olmas\u0131 ve s\u0131cak dald\u0131rma i\u015fleminin uzamas\u0131 fiyat\u0131 art\u0131r\u0131r. Uzun \u00f6m\u00fcr getirisi d\u00fc\u015f\u00fcn\u00fcld\u00fc\u011f\u00fcnde, a\u00e7\u0131k alan ve rutubetli uygulamalarda fiyat fark\u0131 k\u0131sa s\u00fcrede telafi edilir.<\/p>\n

    Galvanizli halat ya\u011flan\u0131r m\u0131?<\/h2>\n

    Evet. Galvaniz tabaka mekanik a\u015f\u0131nmaya de\u011fil korozyona kar\u015f\u0131 koruma sa\u011flar; tel-tel s\u00fcrtmesini ve makara \u00fczerindeki yorulmay\u0131 azaltmak i\u00e7in yine de ya\u011flanmal\u0131d\u0131r. Ya\u011flama, galvanizli halatlarda da standart bak\u0131m program\u0131n\u0131n par\u00e7as\u0131d\u0131r.<\/p>\n

    \u00c7inko ile al\u00fcminyum-\u00e7inko (zinc-aluminum) kaplama fark\u0131 nedir?<\/h2>\n

    Standart galvaniz yaln\u0131zca \u00e7inkodan olu\u015furken al\u00fcminyum-\u00e7inko (Galfan, Bezinal gibi) kaplamalar yakla\u015f\u0131k %5 al\u00fcminyum i\u00e7erir. Bu kaplamalar deniz ortam\u0131nda \u00e7inkoya g\u00f6re 2-3 kat daha uzun \u00f6m\u00fcr sa\u011flar; ancak fiyat\u0131 %30-50 daha y\u00fcksektir. Off-shore ve k\u0131y\u0131 yap\u0131 projelerinde tercih edilir.<\/p>\n

    Galvanizli halat hangi s\u0131cakl\u0131\u011fa kadar dayan\u0131r?<\/h2>\n

    \u00c7inkonun erime noktas\u0131 419°C’dir. Galvanizli halat 200°C \u00fczerinde uzun s\u00fcre kullan\u0131l\u0131rsa kaplama yumu\u015far ve \u00f6m\u00fcr d\u00fc\u015fer; 400°C \u00fcst\u00fcnde tam akma g\u00f6r\u00fcl\u00fcr. Y\u00fcksek s\u0131cakl\u0131k uygulamalar\u0131 i\u00e7in (\u00e7elik fabrikas\u0131, d\u00f6k\u00fcm) galvanizleme tercih edilmez; \u00f6zel s\u0131cakl\u0131\u011fa dayan\u0131kl\u0131 kaplama veya \u00e7\u0131plak halat + ya\u011flama tercih edilir.<\/p>\n

    Galvanizleme halat\u0131n kopma y\u00fck\u00fcn\u00fc d\u00fc\u015f\u00fcr\u00fcr m\u00fc?<\/h2>\n

    D\u00fc\u015f\u00fcrmez. EN 12385 ve EN 10264, galvanizli ve \u00e7\u0131plak halat i\u00e7in ayn\u0131 MBL de\u011ferlerini kullan\u0131r. Galvanizleme s\u00fcreci hidrojen k\u0131r\u0131lganl\u0131\u011f\u0131 yaratabilir, ancak do\u011fru \u00fcretim hatlar\u0131nda bu risk minimize edilir.<\/p>\n

    Galvaniz kaplama s\u0131n\u0131f\u0131, \u00e7o\u011fu sat\u0131n alma karar\u0131nda g\u00f6z ard\u0131 edilen ama sahada uzun vadeli fark\u0131 belirleyen kritik bir parametredir. Class A genel kullan\u0131m i\u00e7in yeterliyken Class AA deniz, k\u0131y\u0131 ve agresif ortamlarda mutlaka tercih edilmelidir. Class B yaln\u0131zca d\u00fc\u015f\u00fck riskli, i\u00e7 mekan ve ge\u00e7ici uygulamalarda anlaml\u0131d\u0131r. Yeni al\u0131mda sertifikadaki kaplama s\u0131n\u0131f\u0131n\u0131 ve gramaj de\u011ferini mutlaka kontrol etmek, halat\u0131n ger\u00e7ek \u00f6mr\u00fcn\u00fc beklentinizle e\u015fle\u015ftirmenin tek do\u011fru yoludur.<\/p>\n

    Yeni Do\u011fan \u00c7elik Halat<\/strong>, 1994’ten bu yana \u00e7elik halat sekt\u00f6r\u00fcnde faaliyet g\u00f6stermekte; demir-\u00e7elik, liman, in\u015faat, vin\u00e7, petrol, maden, \u00e7imento ve asans\u00f6r sekt\u00f6rlerine 1 mm’den 60 mm’ye kadar geni\u015f \u00e7ap aral\u0131\u011f\u0131nda TS EN belgeli halat ve TSE belgeli sapan temin etmektedir. Class A ve Class AA galvanizli halat se\u00e7enekleri \u00fcr\u00fcn gam\u0131m\u0131zda mevcuttur.<\/p>\n