Good Quality SAE AISI 4140 6mm 10mm 12mm Metal Rod Steel Round Bar
It adheres for the tenet “Honest, industrious, enterprising, innovative” to create new products consistently. It regards buyers, success as its own success. Let us develop prosperous future hand in hand for Good Quality SAE AISI 4140 6mm 10mm 12mm Metal Rod Steel Round Bar, We welcome new and aged prospects from all walks of lifetime to call us for future business enterprise associations and mutual achievements.
It adheres for the tenet “Honest, industrious, enterprising, innovative” to create new products consistently. It regards buyers, success as its own success. Let us develop prosperous future hand in hand for China Carbon Steel Bar and Carbon Steel Round Bar, Our company regards “reasonable prices, efficient production time and good after-sales service” as our tenet. We hope to cooperate with more customers for mutual development and benefits. We welcome potential buyers to contact us.
Products Description
| Product Name | Carbon steel round bar | |
| Material | ASTM |
1005,1006,1008,1010,1015,1020,1025,1030,1035,1040,1045, 1050,1055,1060,1065,1070,1080,1084,1016,1022,4130,4140,4340 |
| DIN | Ck10,Ck15,Ck22,Ck25,Ck30,Ck35,Ck40,Ck45,Ck50, 30Mn4,40Mn4 | |
| BS | 040A04,095M15,045M10,080A40,045M10,080M50 | |
| GB | Q195, Q235,Q345 | |
| Standard | GB/T799,ASTM A29,A108,A321,A575,BS970,DIN1652,JIS G4051 | |
| Surface | Black painted,galvanized | |
| Specifications | Round bar | 8mm~800mm |
| Angle bar | 3mm*20mm*20mm~12mm*800mm*800mm | |
| Square bar | 4mm*4mm~100mm*100mm | |
| Flat bar | 2*10mm~100*500 | |
| Hexagonal | 4mm~800mm | |
| Length | 2m,4m,5.8m,6m,11.8m,12m or as required. | |
Conditions of heat treatment 1.Annealing: 880℃ Furnace cooling 2.Normalization: 880~870℃ Air cooling 3.Hardening: 820~870℃ Water cooling 4.Tempering: 550~650℃ Rapid cooling
Mechanical Properties
(1) Material Tensile strength (kgf/mm²): >58 Yield strength (kgf/mm²): >35 Elongation (%): >20 Cross section reduction rate (%): >45 Hardness (Hb): 167~229 (2) After heat treatment Tensile strength (kgf/mm²): >70 Yield strength (kgf/mm²): >50 Elongation (%): >17 Cross section reduction rate (%): >45 Hardness (Hb): 201~269 Mechanical Properties can be gotten by diffierent heat treament Carbon Round Steel Bar Slices
