AISI 4140 En19 42CrMo4 Hardening and Tempering Qt Alloy Steel Round Bar
Laiwu Xincheng Metal Co., Ltd.- Type：Alloy Steel Bar
- Standard：AISI, ASTM, GB, JIS, DIN, BS
- Technique：Quenched and Tempered
- Application：Structural Steel Bar, Tool Steel Bar, Die Steel Bar
- Alloy：Alloy
- Special Use：Mold Steel
Base Info
- Model NO.：AISI 4140 EN19 42crmo4
- Steel Grade：Scm440 42CrMo4 AISI SAE ASTM 4140
- Delievery Condition：Qt Alloy Steel Round Bars
- Commodition：4140 Quenched & Tempered
- Condition：AISI,SAE 4140+Qt
- Techniques：Quenched and Tempered
- Diameter：12mm to 1000mm
- Transport Package：Standard Export Packing
- Specification：Diameter 12mm to 1000mm
- Origin：China
- HS Code：72283090
- Production Capacity：3000tons,Month
Description
0.38-0.45≤ 0.4 0.6-0.90 ≤ 0.025 ≤ 0.035 0.9-1.2 0.15-0.30 EN10083 1.7225 JIS G4105 SCM440 0.38-0.43 0.15-0.35 0.6-0.85 ≤ 0.035 ≤ 0.04 0.9-1.2 0.15-0.30 GB 3077 42CrMo 0.38-0.45 0.17-0.37 0.5-0.80 ≤ 0.035 ≤ 0.035 0.9-1.2 0.15-0.25 BS 970 EN19 0.35-0.45 0.15-0.35 0.5-0.80 ≤ 0.035 ≤ 0.035 0.9-1.5 0.2-0.40
5.Quality control
1.Processing Line:
Iron - hot metal pretreatment - Converter - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
Electric Furnace - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
2.Gas content level:O2 - <20 ppm H2 - <2 ppm N2- <100 ppm
3.Grain Sizes:5-8
4. non-metallic inclusions contorlling level
6.Delivery time of steel bar:
7-10days of stock,30 days after order confirmed for new produced .
7.Payment term:TT or LC
8.Free sample:Yes
9.steel bar Inspection: Spectral Tested, Microstructure Tested,Hardness Test,Macrostructure Test,UT test and so on.
10.Mark: Heat Number,Weight,Sizes,Grade,etc
5.Quality control
1.Processing Line:
Iron - hot metal pretreatment - Converter - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
Electric Furnace - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
2.Gas content level:O2 - <20 ppm H2 - <2 ppm N2- <100 ppm
3.Grain Sizes:5-8
4. non-metallic inclusions contorlling level
| A | B | C | D | |
| MAX | MAX | MAX | MAX | |
| Thin | 2 | 2 | 2 | 2 |
| Thick | 1 | 1 | 1 | 1 |
6.Delivery time of steel bar:
7-10days of stock,30 days after order confirmed for new produced .
7.Payment term:TT or LC
8.Free sample:Yes
9.steel bar Inspection: Spectral Tested, Microstructure Tested,Hardness Test,Macrostructure Test,UT test and so on.
10.Mark: Heat Number,Weight,Sizes,Grade,etc