4140 and oil quench It depends on the size.I spent about 3 years running the quench and temper line as the HT Metallurgist at Crucible Steel in Midland,PA.One of our bread and butter items was quenched and tempered 4140 to ASTM bolting specification sizes from 1/2 round to 8 round,minimum tempering temperature was 1100 F.2 round and under we almost always oil quenched (Sometimes with Iron Pipe Tube,Hot Forging from China Manufacturers En19 4140 42CrMo hot rolled steel round bar Processing Line Electric Furnace - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Material Equivalent Standards - Neelcon SteelMaterial Equivalent Standards equivalent standards table,equivalent standards steel.equivalent standards to iso 9001,equivalent standards astm,equivalent standards st52,material equivalent standards,asme equivalent standards,iso equivalent standards,We listed up our recommendations for you !Neelcon Steel offers C45 Plate and more
Steel Grade Equivalent Table (EN,SAE/AISI,UNS,DIN,BS,UNI,JIS) The table below compares common grades of materials from various international specifications.Note that materials compared are the nearest available grade and may have slight variations in actual chemistry.Steel Grades - SAE AISI 1010 1015 1020 1025 1045 1018Hot Rolled Carbon Steel.1018,1020 (HR,CF) Low carbon steel.Has good hardening properties,fair machinability. 4140/4150 Widely used general purpose alloys,low in cost.A broad range of strength and toughness is attainable through variations in heat treatment.Used for forgings,tubing and fittings 42CrMo 4140 708A42
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s45c steel is one kind of medium carbon steel with carbon content from 0.42% to 0.50%,it's one of the most common used steel material.It's widely used as parts or components of equipment or automobile industry.Following is the detailed s45c steel specification.1.Production Form Hot-rolled/cold drawn/ forged round/square/flat bars 2.