BS 970 070 M 55 steel plate high carbon steel
070 M 55 steel plate, BS 970 070 M 55 steel plate, under BS 970 standard, we can regard 070M55 steel plate as high carbon steel.
070M55 steel plate is one mainly of high carbon steel,BS 970 070 M 55 steel plate is a medium carbon steel which is used when greater strength and hardness is desired than in the "as rolled"condition.Extreme size accuracy,straightness and concentricity combined to minimize wear in high speed applications.Turned,ground and polished.The070M55 steel is applied in quenched and subsequently tempered steel for less exacting springs,shafts,bushings,crankshafts,etc.
| 070M55 BS 970 Number:1.0535 | Comparision of steel grades | |
| JIS G 4051 | S 55 C | |
| DIN 17200 | C 55 | |
| NFA 33-101 | AF70-C 55 | |
| UNI 7846 | C 55 | |
| BS 970 | 070 M 55 | |
| UNE 36011 | C 55 k | |
| SAE J 403-AISI | 1055 | |
070M55 steel Chemical Composition
| Grade | C(%)min-max | Si(%)min-max | Mn(%)min-max | P(%)max | S(%)max | Cr(%)min-max |
| 070M55 | 0.52-0.60 | 0.15-0.35 | 0.60-0.90 | 0.025 | 0.025 | 0.20-0.40 |
070M55 steel Mechanical Properties
| Grade | Condition | Yield Strength R°(Mpa) | Tensile Strength Rm (Mpa) | Elon- gation A5(%) | Hardness HRC | Quenching Temperature (℃) | Benda- bility | Nominal Thickness,t 1.95mm≤t≤10.0mm | |
| Rolled | Annealed | ||||||||
| 070M55 | Rolled Annealed Water-quenched Oil quenched | 500 350 | 825 550 2510 2120 | 18 30 | 61 57 | 805 845 | Min.reco-mmended Bending radius (≤90°) | 3.0 ×t | 1.0×t |
we are 070M55 steel suppliers ,also can supply 070 M36,070 M40,070 M46,070 M50,please contact us if you need
Just like you, 70% customers choose long-term cooperation with BBN steel not only for our good product and service quality, good reputation in the international market, but also for our experienced one-stop raw material supply and further steel processing!
