|Product name:||Hot forged ring||Quality Standard:||ASTM, EN, JIS|
|Surface::||Black, bright and polished||Delivery condition:||Hot Forged +Rough Machined (black Surface)|
|UT::||ASTM A 388 or according to customers' requirement||Inspection::||The third party is acceptable|
4320 steel is a steel alloy that has casting, machining and welding capability. It is called a low alloy steel, with low carbon content. The carbon amount allows it to be forged, welded and machined. The manganese component allows for better machinability and better hardening properties. The 4320 steel alloys are used in pins, plates, valves and castings etc..
Ultrasonic test :ASTM A 388 or according to customers' requirement