42CrMo/SAE4140/SCM440/ EN19 /1.7225 Hot Rolled Alloy Steel Round Bar
China 42CrMo/SAE4140/SCM440/EN19/1.7225 Hot Rolled Alloy Steel Round Bar, Find details about China Die Steel, tool steel from 42CrMo/SAE4140/SCM440/EN19/1.7225 Hot Rolled Alloy Steel Round Bar
Basic Info.
Model NO.
SAE4140/ 42CRMO/ 1.7225 /SCM440
Quality Assurance
100% UT passed
Delivery Time
7days
Codition
stock
Payment terms
TT/LC
Service
cutting steel, machining,heat treatment
Delivery condition
hot rolled, black surface
Trademark
customized
Transport Package
Standard/Customized
Specification
standard/customized
Origin
China
HS Code
7225
Model NO.
SAE4140/ 42CRMO/ 1.7225 /SCM440
Quality Assurance
100% UT passed
Delivery Time
7days
Codition
stock
Payment terms
TT/LC
Service
cutting steel, machining,heat treatment
Delivery condition
hot rolled, black surface
Trademark
customized
Transport Package
Standard/Customized
Specification
standard/customized
Origin
China
HS Code
7225
Product Desciption
42CrMo/SAE4140/SCM440/EN19/1.7225 Hot Rolled Alloy Steel Round Bar
Product Introduction
42CrMo steel is an ultra-high strength steel with high strength and toughness, good hardenability, no obvious temper brittleness, high fatigue limit and multiple impact resistance after quenching and tempering, and good low temperature impact toughness.
Features
3. Good hardenability
Similar Standards
Chemical Composition
Heat Treatment
General Applications
Stock Size
The conditions of the materials vary from pre-hardened, hot rolled,annealed, quenched and tempered to surface conditions such as black, pre-machined,griding and polish.
Why choose us?
Quality Assurance from government owned steel mills
At Changfeng , we meticulously source materials only from steel manufacturers to ensure consistency in providing the finest quality steel products for our customers.
Being in the competitive market today, we clearly understand that customers are looking for products that are not only best in class but also affordably priced. We are confident that we are able to ful fil these two equally vital aspects -our customers' continuous support over the past two decades is the most heartfelt recognition to us.
Speedy and Timely Delivery
Knowing that delivering goods to customers' hands on time is as important as providing quality goods, we treat every business transaction as a priority. Be it a raw material or a finished material with machining or heat treatment, every effort will be made to get your purchase order to you in the shortest lead time.
Quality Commitment
In order to realise competitive products to fulfil our customers' demands and quality considerations, our integrated quality and work management system is continuously being improved and developed further. We document this for our customers by having our quality management system certified in accordance with ISO 9001. This measure is accompanied by audits and recertification's on a regularly prescribed basis.
Our service
We provide quality special steel for all industries.
Orders of any size, any length, ship fast
We carry a unique inventory of specialty special steel
Provide related value-adding services :
metal cutting, sizing, machining (blanking, milling, grinding), and heat treatment.
Sawing for small or large quantities, sawing-to-size.
Excellent customer service
Workshop
Quality Inspection
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Contact Us
Contact us for the latest price and more details NOW!
Product Introduction
42CrMo steel is an ultra-high strength steel with high strength and toughness, good hardenability, no obvious temper brittleness, high fatigue limit and multiple impact resistance after quenching and tempering, and good low temperature impact toughness.
Features
1. Belong to the ultra-high strength steel
2. High strength and toughness 3. Good hardenability
Similar Standards
| Chinese | American | German | Japanese | British |
| GB | AISI | DIN | JIS | BS |
| 42CrMo | SAE4140 | 1.7225 | SCM440 | EN19 |
| Grades | C | Si | Mn | P | S | Cr | Mo | Cu | Ni |
| 4140 | 0.38-0.45 | 0.17-0.37 | 0.5-0.8 | ≤0.035 | ≤0.035 | 0.9-1.2 | 0.15-0.25 | ≤0.3 | ≤0.035 |
| 42CrMo | 0.38-0.45 | 0.17-0.35 | 0.5-0.8 | ≤0.035 | ≤0.035 | 0.9-1.2 | 0.15-0.25 | ≤0.03 | ≤0.03 |
| 440 | 0.38-0.43 | 0.15-0.35 | 0.6-0.85 | ≤0.03 | ≤0.03 | 0.9-1.2 | 0.15-0.3 | ≤0.3 | ≤0.25 |
Heat Treatment
| Quenching | Tempering | ||||
| Heating Temperature/ºC | Cooling | Hardness/HRC | Heating Temperature/ºC | Cooling | Hardness/HRC |
| 820-840 | Oil | ≥53 | 450-650 | Air | 25-40 |
General Applications
- Suitable for manufacturing requirment a certain strength and toughness of large and medium-sized plastic mold, such as locomotive traction with the big gear, the supercharger drive gear, pressure vessle, rear axle, gear load connecting rod and a spring clip
- Used to under 2000m deep well of oil drill pipe joint and the fishing tool
Stock Size
| Plate | Thickness | 20-120mm |
| Width | 2200mm | |
| Length | 4000-10000mm | |
| round bar | Diameter | 16-450mm |
| Length | 4000-10000mm |
Sizes and Conditions
Our steel materials are in different sizes and conditions specially catered to our customers' needs. They come in round bars, flat bars, plates and block.The conditions of the materials vary from pre-hardened, hot rolled,annealed, quenched and tempered to surface conditions such as black, pre-machined,griding and polish.
Why choose us?
Quality Assurance from government owned steel mills
At Changfeng , we meticulously source materials only from steel manufacturers to ensure consistency in providing the finest quality steel products for our customers.
Being in the competitive market today, we clearly understand that customers are looking for products that are not only best in class but also affordably priced. We are confident that we are able to ful fil these two equally vital aspects -our customers' continuous support over the past two decades is the most heartfelt recognition to us.
Speedy and Timely Delivery
Knowing that delivering goods to customers' hands on time is as important as providing quality goods, we treat every business transaction as a priority. Be it a raw material or a finished material with machining or heat treatment, every effort will be made to get your purchase order to you in the shortest lead time.
Quality Commitment
In order to realise competitive products to fulfil our customers' demands and quality considerations, our integrated quality and work management system is continuously being improved and developed further. We document this for our customers by having our quality management system certified in accordance with ISO 9001. This measure is accompanied by audits and recertification's on a regularly prescribed basis.
Our service
We provide quality special steel for all industries.
Orders of any size, any length, ship fast
We carry a unique inventory of specialty special steel
Provide related value-adding services :
metal cutting, sizing, machining (blanking, milling, grinding), and heat treatment.
Sawing for small or large quantities, sawing-to-size.
Excellent customer service
Workshop
Quality Inspection
Loading
Contact Us
Contact us for the latest price and more details NOW!
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