| Customization: | Available |
|---|---|
| After-sales Service: | Processing Service |
| Warranty: | 1020/1045/ASTM A36/5140/SAE 52100/4140/AISI 1215 |
|
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| Material | Foreign Equivalents | Chemical Composition (%) | Mechanical Properties | Primary Applications |
| 20# | • US: 1020 | C: 0.17-0.23 | • Tensile: ≥410 MPa | Low-stress structural parts (bolts, shafts, levers), carburized components610. |
| • EU: 1.0402 (C22) | Si: 0.17-0.37 | • Yield: ≥245 MPa | ||
| • JP: S20C | Mn: 0.35-0.65 | • Elong.: ≥25% | ||
| P≤0.035, S≤0.035610 | • Hardness: ≤156 HB (as-rolled)210 | |||
| 45# | • US: 1045 | C: 0.42-0.50 | • Tensile: ≥600 MPa | Gears, axles, bolts, hydraulic parts; requires heat treatment for high strength19. |
| • EU: 1.0503 (C45) | Si: 0.17-0.37 | • Yield: ≥355 MPa | ||
| • JP: S45C | Mn: 0.50-0.80 | • Elong.: ≥16% | ||
| P≤0.035, S≤0.03519 | • Hardness: ≤229 HB (untreated)110 | |||
| Q235 | • US: ASTM A36 | C≤0.22 | • Tensile: 375-500 MPa | Non-critical structures (brackets, frames, construction)610. |
| • EU: S235JR (1.0038) | Mn≤1.40 | • Yield: ≥235 MPa | ||
| • JP: SS400 | Si≤0.35 | • Elong.: ≥26% | ||
| P≤0.045, S≤0.050610 | • Hardness: 120-150 HB6 | |||
| 40Cr | • US: 5140 | C: 0.37-0.44 | • Tensile: ≥980 MPa (quenched) | High-strength shafts, gears; automotive/tooling parts. |
| • EU: 1.7045 (41Cr4) | Cr: 0.80-1.10 | • Yield: ≥785 MPa | ||
| • JP: SCr440 | Mn: 0.60-0.90 | • Hardness: ≤207 HB (annealed) | ||
| Si: 0.17-0.375 | ||||
| GCr15 | • US: SAE 52100 | C: 0.95-1.05 | • Tensile: ≥1,800 MPa (hardened) | Bearings, precision instruments, high-wear components5. |
| • EU: 1.3505 (100Cr6) | Cr: 1.40-1.65 | • Hardness: 62-64 HRC | ||
| • JP: SUJ2 | Mn: 0.25-0.455 | • Fatigue res.: High5 | ||
| 42CrMo | • US: 4140 | C: 0.38-0.45 | • Tensile: ≥1,080 MPa | Heavy-duty parts (gears, drill tools, molds), high fatigue resistance required37. |
| • EU: 1.7225 (42CrMo4) | Cr: 0.90-1.20 | • Yield: ≥930 MPa | ||
| • JP: SCM440 | Mo: 0.15-0.25 | • Elong.: ≥12% | ||
| Mn: 0.60-0.9037 | • Hardness: ≤217 HB (annealed)37 | |||
| 1215 | • US: AISI 1215 | C≤0.09 | • Tensile: ≥420 MPa | Precision fasteners, bushings; easy machinability, eco-friendly48. |
| • EU: 11SMn30 (1.0726) | Mn: 0.75-1.05 | • Elong.: ≥22% | ||
| • JP: SUM22 | S: 0.26-0.35 | • Hardness: ≤160 HB (cold-drawn)8 | ||
| P: 0.04-0.09 | ||||
| Pb-free48 | ||||
| 1214 | • US: AISI 1214 | C≤0.15 | • Tensile: ≥540 MPa | High-speed machining (screws, valves); contains lead for improved chip-breaking4. |
| • EU: 11SMnPb30 (1.0727) | Mn: 0.85-1.15 | • Hardness: 160-190 HB (cold-drawn) | ||
| • JP: SUM22L | S: 0.26-0.35 | |||
| P: 0.04-0.09 | ||||
| Pb: 0.15-0.354 |
List of chemical elements
| Material | C | Si | Mn | P | S | Cr | Mo | Ni |
| CK45 | 0.42%~0.50% | ≤0.40% | 0.50%~0.80% | ≤0.035% | ≤0.030% | ≤0.40% | ≤0.10% | ≤0.40% |
| 1215 | ≤0.09% | ≤0.10% | 0.75%~1.05% | 0.04%~0.09% | 0.26%~0.35% |
1.GX is Factory or Trade enterprise?
GX is an enterprise incorporating Factory and Trade .
2.Where is your factory located? How can I visit there?
Headquarter:Hi-tech development zone,Shijiazhuang,Hebei Province
Factory:Xingtang County,Shijiazhuang,Hebei Province
You can take airplane to Shijiazhuang,then we can pick you up to factory by car about 1 hour.
3.Which Certificate of your product does your company have?
ISO9001 IATF 16949:2016
4.Before order, we need sample for test ,is it ok?
Yes, of course. We provide sample for test before bulk order.
5.How does your company to control your product quality?
Quality is the cornerstone of the survival and development of GX.
We control quality from the beginning to the end all the time.
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