GB 42CrMoA / JIS SCM440/ AISI 4140 / DIN 42CrMo4 Carbon Steel Round Bar With Q195
Quick Detail:
Steel grade: 42CrMoA/ SCM440/ 4140/42CrMo4
Dimension: 5.5mm-40mm
Application: Tools making
Alloy or not: is alloy
Special use: Mould steel
Port: Shanghai, Zhangjiagang, Tianjin
Trade terms: FOB & CFR & CIF
OEM service: ok
Description:
We are mainly engaged in all kinds of carbon tool steels, alloy tool steels and all kinds of welding wire rods.
We are the most professional supplier of the tool steel and welding steel wire rod company at home and
abroad. We also have established long-term cooperation relationship with more than 500 tool steel
factories and 100 welding wire factories.
We sell total 300,000Mt steel materials around the world each year.
Specification:
Steel grade: 42CrMoA/ SCM440/ 4140/42CrMo4
Standard: GB /JIS/AISI/DIN
Dimension: 5.5-40mm
| Standard | |
| GB | JIS | AISI | DIN | |
| 42CrMoA | SCM440 | 4140 | 42CrMo4 | |
| Chemical composition (%) |
| C | Si | Mn | P≤ | S≤ | Cu≤ | Cr | Ni | Mo | V |
| 0.38-0.45 | 0.17-0.37 | 0.50-0.80 | 0.02 | 0.02 | 0.2 | 0.2 | 0.9-1.2 | 0.15-0.30 | 0 |
The mills we are working with:
The mill steels we are cooperating now for tool steel wire rod, 5.5mm diameter SCM435, carbon steel.
4140 1.7225 Scm440 42CrMo4 4130 4340 4145H Round Steel Bar
1.Specification of 42CrMo4 Round Steel Bar
| | Diameter/Thikness(mm) | Width(mm) | Length(mm) |
| Round Bar | 16-600 | / | 3000-6000 |
| Plate | 16-200 | 200-800 | 2000-5800 |
| All sizes can be customerized as fresh production with MOQ. |
2.Chemical Compositions Perform Standard: GB/T 3077-1999
| C | Si | Mn | P | S | Cr | Mo | Ni |
| 0.38~0.45 | 0.17~0.37 | 0.60~0.90 | ≤0.018 | ≤0.018 | 0.90~1.20 | 0.15-0.25 | ≤0.012 |
3.Similar Grade
| GB | AISI | DIN | JIS |
| 42CrMo | 4140 | 1.7225 | SCM440 |
4.Features of 42CrMo4 Round Steel Bar
(1)Chromium molybdenum alloy steel.
(2)Slightly higher carbon content than 4130.
(3)Greater strength and heat treatment.
(4)Good processability and easy polishing.
(5)Good toughness and small quenching deformation.
5.Application
For connection rods,conveyor pins,gears,stem assemblies,pomp shafts and tool
6.Packaging & Delivery
In seaworthy packing: 20ft:GW 28T; (5.80M*2.13M*2.18M); 40ft:GW28T; (11.8M*2.13M*2.18M) or based on your order
Shipped in 15 days after payment
8. Special Use:Machine Parts
9.Surface treatment:
black/polished/machined
Technology:hot rolled/forged/cold drawn
Heat treatment:annealing/Q+T
10.Delivery Time
For in stock:15-20 days
For customized:30-45 days
We provide machining/polishing/grinding for surface condition.
