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O nama

Longkou Hongchang Metallic Products Co., Ltd se nalazi na istoku Longkou, Yantai, Qingdao na jugu, preko mora iz Dalian na sjeveru, sa razvijenim transport i geografski položaj.

Hongchang specijalizirana u proizvodnji raznih čeličnih rešetka, rov poklopci, pedale, vruće pocinčanog čelika rešetka, posebne oblikovana čelična rešetka, etc.Our proizvodi se prodaju širom zemlje i izvozi u Europi, Americi, Africi, jugoistočnoj Aziji i drugim zemljama i regions.With stabilne kvalitete i kvalitetnu uslugu, naši proizvodi su dobro primljeni od strane kupaca u zemlji i abroad.Our čelika rešetka su naširoko koristi u naftnoj, kemijskoj industriji, termoelektrana, otpadnih voda, komunalne mostova, hrane, akvakulture i drugim industrijama.

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  •   Manufacturer of hot-dip galvanized steel grating. The chemical gratings manufactured by hot-dip galvanized steel grating production plants are generally FRP gratings and FRP acid and alkali resistant gratings. Chemical plants are aimed at high-acid, high-alkali and high-temperature enviro...
  • Stainless steel grating is a steel grating whose material is stainless steel. Its production process is similar to that of ordinary steel grating, except that it does not need to use spray paint or hot-dip galvanizing and other anti-corrosion treatments, but requires surface polishing to remove ...
  • How to have a better surface treatment for the steel grating?
    Hot-dip galvanized steel grating. First of all, manufacturers need to have better equipment. In the production of this product, in addition to the equipment used for welding, this surface treatment also has high requirements on the equipment, especially in electroplating and For galvanizing, the ...
  • The platform steel grating is manufactured by flat steel punching, arranged according to the mold, and each contact point of the cross bar and the flat steel is welded firmly. Serve the finished steel grating plate, and then perform hot-dip galvanizing, cold-dip galvanizing, and spray paint surf...