4135
Qilu
Product Description
AISI 4135 SCM435 Forged Steel Round Bar
1: 4135 Steel Introduction
4135 has high static strength, impact toughness and high fatigue limit, hardenability is higher than 40Cr. High creep strength and rupture strength at high temperature, long term working temperature up to 500℃, medium ductility and poor weldability at cold deformation.
4135 steel Stock in warehouse
2: 4135 Quality Standard
3: 4135 Steel Equivalent
| Country | China | Japan | USA |
| Standard | GB/T 3077 | JIS G4105/JIS | AISI/ASTM ASTM A29 |
| Grade | 35CrMo | SCM435 | 4135 |
4: 4135 Steel Chemical Composition
| Grade | C | Si | Mn | P | S | Cr | Mo | Ni |
| 4135 | 0.33-0.38 | 0.15-0.35 | 0.70-0.90 | 0.035 | 0.04 | 0.80-1.10 | 0.15-0.25 | 0.03 |
| SCM435 | 0.33-0.38 | 0.15-0.35 | 0.60-0.90 | 0.03 | 0.03 | 0.90-1.20 | 0.15-0.30 | 0.25 |
| 35CrMo | 0.32-0.40 | 0.17-0.37 | 0.40-0.70 | 0.035 | 0.035 | 0.80-1.10 | 0.15-0.25 | 0.30 |
5: 4135 Steel Mechanical Properties
The mechanical properties mainly include tensile strength, yield strength, elongation, area or reduction, hardness, impact value, non-metalic inclusion etc. Different heat treatment, the mechanical properties will be different, such as normalized, tempered, QT. If you want to know the properties, kindly contact the salesman.
6: 4135 Steel Overviews
| Size | Round | Dia 6-1200mm |
| Plate/Flat/Block | Thickness 6mm-500mm | |
| Width 20mm-1000mm | ||
| Heat treatment | Normalized ; Annealed ; Quenched ; Tempered | |
| Surface condition | Black; Peeled; Polished; Machined; Grinded; Turned; Milled | |
| Delivery condition | Forged; Hot rolled; Cold drawn | |
| Test | Tensile strength, Yield strength, elongation, area of reduction, impact value, hardness, grain size, ultrasonic test, US inspection, magnetic particle testing, etc. | |
| Payment terms | T/T;L/C;/Money gram/ Paypal | |
| Trade terms | FOB; CIF; C&F; etc.. | |
| Delivery time | 30-45 days | |
7: 4135 Steel Application
4135 is used as an important structural member for working under high loads. Such as transmission parts of vehicle and engine, rotor of steam turbine generator, main shaft, heavy load transmission shaft and large-section parts.
8: 4135 Steel Tolerance
Diameter(mm) | Tolerance | ||
Forged Steel Round Bar | 80-600 | Black Surface:0~+5 | Rough Machined or Turned:0~+3 |
650-1200 | Black Surface:0~+15 | Rough Machined or Turned:0~+3 | |
Hot Rolled Steel Round Bar | 16-310 | Black Surface:0~+1 | Peeled:H11 |
Cold Drawn Steel Round Bar | 6-100 | Black Surface:H11 | Peeled:H11 |
9: Delivery Condition
For hot forged bar, usually the delivery condition is hot forged, annealed rough turned/Black surface.
For hot rolled bar, usually the delivery condition is hot rolled, annealed, Black surface.
For hot forged plate, usually the delivery condition is hot forged, annealed, milled surface
For hot rolled plate, usually the delivery condition is hot rolled, annealed, black surface.
