SCM440 / 1.7225 / SAE4140 Hot Rolled Alloy Special Steel Bar For Mechanical
Similar grade:
| GB(China) | DIN(German) | AISI(USA) | JIS(Japan) |
| 42CrMo | 1.7225 | SAE4140 | SCM440 |
Chemical composition:
| C | Si | Mn | Cr | P | S | Mo |
| 0.38-0.45 | 0.17-0.37 | 0.50-0.80 | 0.90-1.20 | ≤0.035 | ≤0.035 | 0.15-0.25 |
Feature:
1, Good strength, hardenability and toughness.
2, High creep strength and long lasting strength under the high temperature.
Applications:
Used in the manufacture of high strength, large cross-section forgings such as supercharger transmission gear,rear axle,hummar shank etc.
Available size(mm):
| Flat Bar Size(mm) | Round bar Size(mm) |
| Thickness | Width | Length | Diameter | Length |
| 10-200 | 155-2200 | 2000-6000 | 20-200 | 3000-6000 |
Recommend heat treatment:
| Quenching | Tempering |
| Heating temperature/℃ | Cooling way | Hardness (HRC) | Tempering
temperature/ºC | Cooling way | Hardness
(HRC) |
| 840-880 | Oil Cooling | ≥53 | 450-650 | Air cooling | 25-40 |
Terms of payment:
30% deposit T/T and the balance by L/C at sight, or T/T.
Delivery condition:
For abundant stock, 15-20 days.For customized products, 30-50 days.
About us:
Our company have introduced large-sized vertical saw machines, horizontal saw machines, milling machines, grinding machines and other advance equipments, we can export our products by wholesales and retail sales, whole plate or strip is available. All our products can meet the standards of DIN, AISI, JIS and GB, all the material should be inspected the ultrasonic, hardness and others strict inspection process before the shipment.
We can provide below service:
1: We promise the final order quality will be consistercy as sample order;
2: We can offer you variation quality;
3: Trustworthy
We hope we become your trustworthy supllier in china;
4: We hope we can be your honest dealer;
5: We never crook our customers;
6: If you check black list you will not find our name.
Products show:
Hot sale products:
Plastic mould steel:
DIN: 1.1210 / 1.2311 / 1.2738 / 1.2083 etc.
AISI: SAE1050 / P20 / P20+Ni / P21 /420 etc.
JIS: S50C / PDS-3 / 718 / NAK80 etc.
Hot / cold work mould steel:
DIN: 1.2344 / 1.2379 / 1.2080 / 1.2510 etc.
AISI: H13 / D2 / D3 / O1 etc.
JIS: SKD61 / SKD11 / SKD1 / SKS3 etc.
High speed steel:
DIN: 1.3343 / 1.3355 / 1.3243 / 1.3247 etc.
AISI: M2 / T1 / M35 / M42 etc.
JIS: SKH51 / SKH2 / SKH35 / SKH59
Corner of factory:
Product Tags:
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SCM440 Hot Rolled Alloy Steel Round Bar , Hardened Tool Steel 1.7225 / SAE4140 Images
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