Kunming Airlines magic trench cover grating trench cover Fig stainless steel grille

HDG trench cover may be long gold mesh Hebei Airlines Co., Ltd. is a production, research and development, sales of large-scale steel grating business I operated for many years, the products are sold throughout the country, and has a good reputation. About galvanized trench cover useful life, let's make a presentation for you. HDG also known as hot-dip galvanizing, metal coating layer is a method of steel structures immersed in molten zinc was obtained, with a galvanized coating uniformity, strong adhesion, long life and other advantages. HDG trench cover compared to other products also have the advantages of long service life. HDG trench cover useful life of three realization forms: 1. Decorative useful life - hot dip galvanized steel grating surface faded, meal of, cracking, partial loss and other defects, the film has not yet reached a large loss of the protective effect degree. 2. a renovation before the age - hot dip galvanized steel grating rust coating the surface of most other defects, will affect the life time of the substrate for further use. 3. Limit the use of life - hot dip galvanized steel grating are not renovated long-term use, until the emergence of serious corrosion phenomenon. HDG trench cover useful life mainly by their links and surface zinc layer is damaged determined specifically that the air humidity, and pH. If appropriate use hot dip galvanized steel grating pH environment, typically acidity greater than PH6, alkalinity less than PH12. Dry field, the life of up to 70--80 years, the mild ocean up to 40 - 50 years, the industry usually about 20 - about 30 years. Provided that they face a zinc layer is not external damage. Our sales in the steel grating production has more than 10 years of experience, and customer feedback that the problem has not galvanized trench cover the time period of years, as well as from customers that the product is still as good as new. In short, galvanized trench cover even under very harsh conditions, but also to have at least 20 years of age, so please rest assured customers, we will provide you with quality products, welcome to inquire order. Drain cover introduction galvanized hot dip galvanized steel grating trench cover made ditch (well) cover, with a variety of models to choose from to suit different load and span requirements. Widely used in municipal roads, garden facilities, residential quarters, schools, stadium management and other different places. Depending on different occasions, our company can provide different specifications of the ditch (well) cover the surface of hot-dip galvanizing, cold galvanizing (plating), or not treated. Trench cover size selection 1. Drain cover Drain cover galvanized steel direction bearing (support) direction, according to ditch (well) wide gaps remain flat fixed length L; 2. Press the ditch (well) long typesetting Standard plate taken with machining modulus wide 995mm, leaving a gap between the plates 5mm; 3. ditch (well) remaining less than one meter long section modulus given by size; 4. Select the steel according to the ditch (well) wide and load requirements grating model. 5. recommended to choose a standard size design and construction, and other specifications can be customized. Trench cover transportation should pay attention to what trench cover transportation before delivery of the product is the last link, of course, this link is not allowed a little sloppy, should once negligence, resulting in product damage, affect our final delivery, our credibility, and customer satisfaction. So here Hebei Airlines Kim tells you trench cover (steel grating) during transportation should pay attention to. Trench cover are generally processed through galvanizing, color is silvery white, the loading time of transport, in order to model the same size stacked together, lay the packaging, to ensure stable steel grating in transit to prevent Because of the way place appeared unstable drop, friction, scratches and other issues. If the customer orders trench cover (steel grating) is a non-standard dimensions, sometimes a lot of clutter shaped dimensions. In this case, loading the same time to rationalize the interior space, the size of the steel grating categories profiled place, and get on the size of the mark on the outer label, so you can ensure that customers in the use of steel grating time be aware of, greatly reducing the time and cost of laying steel grating installation. If foreign customers are ordering steel grating, in transit but also to key details. After confirming the size of the steel grating at the same time, good merchandise to contact Hong Kong, according to the number of its own steel grating arrange dispatch containers before shipping, to give the steel grating lay the packaging, so be prepared. Gold mesh Hebei Airlines Co., Ltd. is a large steel grating manufacturer, located in Anping, great size, welcome customers to visit, call order.