Standard ASTM – A106 – API – 5L
Standard of thick : Schedules -SCH 20 – SCH30 – SCH40 –SCH 60 – SCH80 etc.
Usage : It has been widely used in the fields of petrol, industry of a building ship, boiler, drainage and preventable and fighting fire etc.
Size from 15 A to 500 A
Made in China – Ukraine etc.