Hot Sale 30X5mm Serrated Hot DIP Galvanized 316 Stainless Steel Platform Metal Grating

                          Galvanized Steel gratingProduct Description  Drainage steel grating cover drainage ditch materialSteel,Low carbon steel,stainless steel&Q235,A36,SS304,SS316L,S235JRSurface treamentBlack,hot dipped galvanized,paintBearing.bar width*thickness25x3,25x4,30x3,30x4,30x5,32x5,40x5,50x5,.....75x10mmBearing bar pitch12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 34.3, 35, 40, 41, 60mm. US standard: 1"x3/16", 1 1/4"x3/16", 1 1/2"x3/16", 1"x 1/4", 11/4"x 1/4", 1 1/2"x 1/4" etc.Bearing bar shapePlain Style Steel Grating,Serrated Style Steel Grating and I Bar Type SteelDrainage steel grating cover drainage ditch standardChina:YB/T 4001.1-2007,USA:ANSI/NAAMM(MBG531-88),UK:BS4592-1987,Australia:AS1657-1985,Japan:JJS.Cross bar shaperound,twisted,bar shapeCross bar pitch38,50,76,100,101.6mmGalvanizing standardUS:ASTM(A123),CN:GB/T13912,UK:BS729Market distributionAmerica 45%,Europe 26%,Middle east 38%,Other place27%Manufacturing processWelded Process of drainage steel grating cover drainage ditchInspecting process of drainage steel grating cover drainage ditchApplicationPackaging  FAQ1.How to get a exactly quotation ?   There are three ways: *You can tell us the length and width of steel grating and the thickness and depth of bearing bar and the pitch of bearing bar and cross bar. *You can tell me the carrying capacity of per square meter and the maximum pitch. *You can send me a drawings with size clearly on it about drainage steel grating cover drainage ditch  2.What are the common size ? *The pitch of  bearing bar is 30-45mm in commen,is  largely used in industrial field. *The pitch of  cross bar is 100mm and it is the most economical and lightest type. *The sewage grating with the pitch of 30mm between bearing bar and of 100mm between cross bar is the most popular type used at home and outside.  3.What standard can we provide to you ?  We can produce drainage steel grating cover drainage ditch according to different countries' standard.  Such as China YB/T4001.1-2007,USA ANSI/NAAMM(MBG531-88),UK BS4592-1-1995, Australia AS1657-1992 and so on  4.How about your factory ability?  we have more than 100 staff,and they are professional in manufacturing steel grating they have 20 years of experience in this part of manufacturing process.   We have a complete set of production line. We only produce drainage steel grating cover drainage ditch,so we are more professional than other factorys.  5.Which countries do you export to?   We currently export to Singapore,Vietnam,USA,Kuwait,Austria, Japan and so on.6.Sample service we can supply free drainage steel grating cover drainage ditch sample and the sample will be readly in five days.7.The delively time We just need 15-20 days to produce 20' container(about 20tons) after recieving the 30% deposit payment.Company ProfileHAIAO Wire Mesh Product Co.,Ltd is a company engaged in production and exportation of metal wire,mesh,  fencing, steel grating products .our high grade protective steel grating has been sold to over 80 countries and  regions in Europe,America,Africa,middle East and Asia./* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1