JIS SCM430 alloy steel manufacturers and suppliers,supplied in Round Rods,Square/Flat Bars,Rollers,Shafts,Blocks and forging pieces,produced as forged and rolled.
SCM430 is a chromium-molybdenum alloy steel as per Japan Standard.JIS SCM430 steel contains a lower carbon content but provides better weldability comparing with SCM440 Steel.It is frequently applied to the gas & oil area.
Carbon:0.28/0.33; Silicon:0.15/0.35; Manganese:0.60/0.85;
3.Form & Size
– JIS SCM430 Steel as Forged
1)SCM430 forged steel round rods,square/flat bars,shafts,and blocks.
(Forged flat bars,Blocks,Rollers,Shafts,and forging pieces can be customized)
– SCM430 Alloy Steel Round Bars as Rolled
1)Fuhongsteel are suppliers of SCM430 rolled steel round bars.
2)SCM430 alloy steel size available:
Length: 3,000-10,000mm(can be customized)
4.Tolerances on Dimension & Straightness
3)Deviation from straightness:with 360° rotary device max 3mm/meter;
3)Non metallic inclusions
4)Grain size:more than 5,preferred to 8;
5)Ultra sonic testing 360° complete round testing: Ultra sonic according to Sep1921
6)Hardness of grade SCM430
1)Preheat SCM430 alloy steel uniformly and slowly;
2)Increase the forging temperature up to 1200°C;
3)Always keep the forging temperature of SCM430 steel above 950°C.
1)Heating SCM430 forged steel slowly to the temperature 840-880°C;
2)SCM430 alloy steel should be quenched in the oil;
3)Heat the steel to the temperature around 560°C;
4)Soak at this temperature for 2 hours per 25mm of total thickness;
5)SCM430 steel can be cooled in air or inside the furnace;
6)Quenched and tempered and after stress relieved.
1)Heat JIS SCM430 alloy steel slowly and thoroughly to 800°C;
2)Cool slowly in the furnace to the temperature about 500°C;
3)Complete annealing the SCM430 steel in the air.
1)Increase the temperature of SCM430 alloy steel to 880°C;
2)Cool SCM430 steel down to room temperature in the air.
Enquiry for JIS SCM430 Steel Round Rods,Flat / Square Bars, Shafts, Rollers and Blocks.