Gnee (Tianjin) Multinational Trade Co., Ltd.
Gnee (Tianjin) Multinational Trade Co., Ltd.
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AISI P20 Steel Plate Material is a versatile, low-alloy tool steel that is characterized by good toughness at moderate strength levels. The special purpose mold steel P20 steel plate is commonly used for plastic injection mold cavities and tooling and for die casting dies for zinc.
GB 3Cr2Mo in chinese Steel material standard Supply form of 1.2311 steel DIN 1.2311 tool steel, we can supply the round bar, flat bar, plate, hexagonal and square block.
Supply Form & Size & Tolerance
| Supply Form | Size(mm) | Process | Tolerance | |
Round | Φ6-Φ100 | Cold Drawn | Bright/Black | Best H11 |
Φ16-Φ350 | Hot Rolled | Black | -0/+1mm | |
| Peeled/ground | Best H11 | |||
Φ90-Φ1000 | Hot Forged | Black | -0/+5mm | |
| Rough Turned | -0/+3mm | |||
Flat/Square/Block | Thickness :120-800 | Hot Forged | Black | -0/+8mm |
| Width:120-1500 | Rough Machined | -0/+3mm | ||
Remark:Tolerance can be customized as per requests
Chemical Composition
| Standard | Grade | C | Si | Mn | P | S | Cr | Mo |
| ASTM A681 | P20 | 0.28-0.4 | 0.2-0.8 | 0.6-1.0 | 0.03 | 0.03 | 1.4-2.0 | 0.3-0.55 |
| DIN ISO 4957 | 1.2311 | 0.35-0.45 | 0.2-0.4 | 1.3-1.6 | 0.03 | 0.03 | 1.8-2.1 | 0.15-0.25 |
| GB/T 1299 | 3Cr2Mo | 0.28-0.4 | 0.2-0.8 | 0.6-1.0 | 0.03 | 0.03 | 1.4-2.0 | 0.3-0.55 |
Physical Property
| Temperature | 20°C | 200°C |
| Density,kg/m3 | 7800 | 7750 |
| Modulus of elasticity,N/mm2 | 250000 | 200000 |
| Coefficient of thermal expansion,per °C from 20°C | — | 12.7 x 10 ^–6 |
| Thermal conductivity,W/mk | 29 | 29.5 |
| Specific heat,J/kg °C | 460 | — |
Mechanical Property
| Testing temperature | 20°C | 200°C |
| Tensile strength Rm,N/mm2 | 1020 | 930 |
| Yield strength Rp 0.2,N/mm2 | 900 | 800 |
| Compressive yield strength Rc 0.2,N/mm2 | 850-1000 | |
| Elongation ,% | 20 | — |
| Charpy-v impact,J | 27 | — |
Since the company founded,Gnee has been committed to trading steel products including steel billets, tube billets, steel round bar
and square bar,steel pipe,profile steel etc.In the further development and demand of the market,our comapny invest more energy in further processing steel products with more technicial, to meet the market demand and promote comapny development.
Our Service
1. Sample can be offered with sample charge and courier fee by buyer's side.
2. We have full stock,and can deliver within short time.Many styles for your choices.
3. OEM and ODM order are accepted, Any kind of logo printing or design are available.
4. Good Quality + Factory Price + Quick Response + Reliable Service, is what we are trying best to offer you
5. All of our products are produce by our professional workman and we have our high-work-effect foreign trade team, you can totally believe our service.
6. We have 12 year experience of design, manufacture and sell lingerie, we cherish every order from our honor.