... amusement ground, district, Kindergarten, Supermarket, Garden. play swing equipment Name play swing equipment( children Swing,kid's swing,outdoor swing) ltem SW001 ... standard steel pipe,welded by the industrial robot,strong and smooth Deck use the automatic punching machine,skid- ... , 2) surface coated polyurethane 2,Column with steel and hot dip galvanized pipe material, diameter 114mm, thickness 2 ...