Forged alloy steel bars 4130
- 1. Steel Grade of alloy steel bars AISI 4130: 1)AISI 4130/GB 30CrMo/JIS SCM430/DIN 1.7218/25CrMo4
2.Chemical composition of alloy steel bars 4130(for reference only):
Carbon | 0.28 - 0.33 |
Chromium | 0.80 - 1.10 |
Iron | Balance |
Manganese | 0.40 - 0.60 |
Molybdenum | 0.15 - 0.25 |
| | |
Phosphorus | 0.035 max |
Silicon | 0.15 - 0.35 |
Sulphur | 0.04 max |
3.Application of alloy steel bars 4130 : Mainly used for making various kinds of machinery,automobile,mining spare part.
4.Process of alloy steel bars 4130: EAF+LF+VD (ESR furnace for optional)
5.Delivery condition of alloy steel bars 4130: Hot forged, Heat-treatment (Normalized / Annealed / Quenched / tempered), Rough machining.
6.Mechanical Properites of 4130(GB 30CrMo/JIS SCM430/DIN 1.7218)
tensile strength σb (MPa) | min 930 |
elongation δ5 (%) | min 12 |
reduction of areaψ (%) | min 50 |
impact absorbed energy Akv (J) | min 63 |
yield point | 785 |
7.Specification of Alloy steel bar 4130:
Alloy steel bar 4130 Flat bar:Thickness:25~600mm,Width:102~1200mm,
Alloy steel bar AISI 4130 /DIN 1.6511/GB 40CrNiMo Round:Diameter of alloy steel bar AISI 4130 round bar20~700mm
8.Ultrasonic inspection of Alloy steel bar 4130: 100% ultrasonic inspection for any inperfections or based on the customer's requirement
9. Principal Design Features of Alloy steel bar 4130 Alloy steel bar AISI 4130 is a low alloy steel containing molybdenum and chromium as strengthening agents. The carbon content is nominally 0.30% and with this relatively low carbon content the alloy is excellent from the fusion weldability standpoint. The alloy can be hardened by heat treatment.
Applications of Alloy steel bar 4130 Typical applications foralloy steel bar 4130 low alloy steel include. structural use such as aircraft engine mounts and welded tubing applications.
10.Payment Terms for Alloy steel bar 4130 30% deposit advance .Balance against T/T or L/C at sight after received the coppy of the bill of loading
11.Pakage of Alloy steel bar 4130:Pack according customer's request .
At Henan Jianhui Construction Machinery Co. Ltd we adhere to and contribute to the efficiency of our quality system in every aspect of our business. Our commitment guarantees to provide our clients with uncompromising quality and service. This is achieved through a team approach where all the members are aware of the company objectives and work within their own discipline to make an effective contribution.
To verify that the supply made to our clients exact specifications, our quality control team combines technical expertise, knowledge of industrial standards and the latest inspection tools and machines to meet all requirements. Particular attention is paid to high quality, tolerance and traceability.
