China - made black square steel pipes with seamless rectangular carbon hollow structures are suitable for construction and industry, featuring high quality and customizable options.
30g - 60g galvanized zinc steel rectangular pipes with strong corrosion resistance are used in construction, fencing, and other fields, and can be customized.
Our Chinese factory offers 200*200 JIS mild carbon steel forged square rods. They are non - alloy billets, and large - quantity orders enjoy favorable prices.