Is aluminum alloy structure or steel structure better for sun room?

Advantages of aluminum alloy structure sun room: no rust, good thermal insulation, convenient construction, various forms and orderly drainage; Disadvantages: the relative price is relatively high, because the strength of aluminum is never comparable to that of steel. Advantages of steel structure sun room: steel structure sun room has no restrictions on creativity, size and shape; Disadvantages: steel will rust and have poor thermal insulation. Shanghai Wanzeng Doors and Windows Co., Ltd. is a professional manufacturer of plastic steel doors and windows, aluminum alloy doors and windows, titanium alloy doors and windows, stainless steel anti-theft doors and windows, all kinds of plastic steel sliding doors, aluminum alloy sliding doors, balcony seals and brand-name plastic steel manufacturers. The negotiable sun room in Songjiang District of Shanghai can be built in the terrace of duplex building, the private garden on the first floor, the top floor of the building, private villa and other places. Beijing Cuixi Century Doors and Windows Business Center is located in. However, the bearing capacity is not large enough, so it is recommended to use this frame for work about five or six square meters, but there are obvious self-tapping screws or rivets at the aluminum alloy joint. Jiahao doors and windows are located in Huangjiang, Dongguan City, Guangdong Province. Mainly engaged in aluminum alloy doors and windows, plastic steel doors and windows, office partitions, screens, quiet rooms, workshop workstations, stainless steel products. The sun room with stainless steel structure is very beautiful. Load user signature information Re:Re: Good news: BOBO City Phase II aluminum balcony has started group buying. Isn't there a property designation in the Bench Community? I have asked him to take measurements today. On-site installation of aluminum alloy doors and windows has less workload and faster construction speed. Sunroom Terrace in Songjiang District, Shanghai Sunroom Shanghai: One wall, two walls, three walls and special-shaped walls. If you want to expand your living space because of the small housing area and high privacy requirements of the sun room, you can choose insulation board roof, plastic steel window and insulation wall as peripheral maintenance products. Glass room, tempered glass roof, sun room and balcony glass. I'm worried about the weight, so I'm going to make a sun room or a prefabricated room. Changsheng doors and windows engineering department can find me. In addition, special reminder: when receiving goods, foreign customers must first check whether the goods are damaged, and then sign for them.