Made of electric resistance welding tubes, offered black hollow sections are offered in black powder treated or CRCA bright surface finish based choices. These hot rolled sections are round in appearance and these have 15.88 mm to 58 mm outer diameter range. To suit specific application requirements, these black hollow sections can be accessed in standard thickness range. High strength to weight ratio, strong machining feature, good bending attribute and strong welding characteristics are the key features of these hollow sections.