China AISI SAE 4140 Hot Forged Quenched Tempered Alloy Steel Round Bar, Find details about China Rod, Bar from AISI SAE 4140 Hot Forged Quenched Tempered Alloy Steel Round Bar
Specification:
Steel Grade: | 20MnCr5 / 20MnCrS5 | Application: | Machinery Steel, Engineering Steel |
Shape: | Round Bar | Standard: | DIN, EN |
Dimension: | 10-1500mm | Surface: | Black or Machined |
Technique: | Hot Rolled, Forged | Ultrasonic Test: | 100% UT Passed |
Equivalence
AISI / SAE | DIN / W.Nr | JIS | GB |
5120 | 20MnCr5 20MnCrS5 1.7147 | ---- | 20CrMn |
Chemical Composition (%)
Steel Grade | C | Si | Mn | P | S | Cr |
20MnCr5 | 0.17 0.22 | ≤ 0.40 | 1.10 1.40 | ≤ 0.035 | ≤ 0.035 | 1.00 1.30 |
20MnCrS5 | 0.17 0.22 | ≤ 0.40 | 1.10 1.40 | ≤ 0.035 | 0.020 0.040 | 1.00 1.30 |
Dimensions
| Hot Rolled | Forged |
Diameter (mm) | 10-260 | 100-1500 |
Length (mm) | 3000-5800 | 3000-5800 |
Delivery Condition
EAF+LF+VD, Forged, Black or Machined, Annealed, UT 100% Passed
Characteristics
DIN 20MnCr5 / 20MnCrS5 grade is a low-alloy steel containing chromium as
strengthening agent. The steel has good strength and toughness in low temperature, hardenability and machinability, less deformation after heat treatment, but poor
weldability