corrimão de escada de coluna de isolamento de balaustrada de aço usando tubo de aço com uma flor

O corrimão de escada de coluna de isolamento de balaustrada de aço usando tubo de aço com uma flor. Estilo de design: estilo moderno Marca e grau: Q195&Q215&Q235&Q345 Tamanho normal do tubo (OD) MM 11,8/13/814/15/1617,5/18/19/20/21/22/23/24/25/26/27/27,5/28/28,6/29/30/31/32 /33.5/34/35/36/37/38/39/40/42/43/44/4547/48/50/50.8/52/54/56/58/60/63/65/67/68/70 /73/75/76/80/85/100/114/140/165/102/108/121/127/133/152/159/168/177.8/180/190/203/219/244.5/273 Tamanho normal do tubo DN DN15 → DN250 Tamanho normal do tubo Polegada 1/8" → 10" Espessura MM 0,3 → 14mm