China Mould steel tool steel die steel

718 1.2738 P20+Ni 3Cr2NiMoHot Forged High hardenability Alloy Special SteelGrade:1.2738/P20+Ni/3Cr2NiMo/718Introduction
1.2738/P20+Ni/3Cr2NiMo/718 Steel in addition to can not be used for corrosion-resistant plastic parts of the mold parts, is currently the most widely used general-purpose plastic mold steel typical steel. Often referred to as "high" plastic mold sSafety Products & Supplies teel, the newly developed new steel is often used as a typical contrast. 718 mold steel can be carburized to further improve the surface properties.Chemical composition(718)%CSiMnPSCrMoAuto Repair Equipment & Tools Ni0.330.301.4≤0.035≤0.00520.20.9
Available size(mm)FlatBarSize(mm)RoundbarSize(mm)ThicknessWidthLengthDiameterLength10-1100155-2200Ice Machine 2000-600020-2002000-6000
Recommend heat treatmentQuenchingTemperingHeatingtemperature/ºCCooling wayHardness (HRC)Temperingtemperature/ºCTempering numberHardness (HRC)FirstpreheatingSecondpreheatingLastheating1180-12001130-1150≥850oil Cooling50-522002≥48
Applications
Home appliances(TV box cover, air conditioning shell die,etc) large section size plastic mould (thickness up to 800mm)
Cr inner decoration die such as dashboard die, sound box die etc.Delivery Hardness: 41-47HRCFeature
1.A wide rang of pre hardened hardness and good hardness uniformity
2.The hardness also can be injusted according to customer's requirement.
3.Polishing property
4.It can meet the roughness requirements of the plastic mould polished surface.
5.Good machining properties
6.Good welding performance
7.Design etching properties718 1.2738 P20+Ni 3Cr2NiMoHot Forged High hardenability Alloy Special Steelpicture:
Quality control
Weowns nation-recognized inspection center, where there are whole sets of high-precision test machines.
We are capable of mechanical tests, chemical component analysis, and inspectioBattery, Storage Battery & Charger ns on gas content, metallography and nondestructive inspections and etc.
Certificate: ISO /Mill Certificate
Our service
1.Sizes, materials and others are all at your requirements and can be changed.
2.Price varies on materials, dimensions, finish craft and different payments.
3.We are direct manufature in machinery mAssembly Line & Production Line anufacturing work with experience of several decades.
4.Detail production design will be made according to information you offered.
5.We have adequate inventory, so that we canquick delivery.
6.The most important is that we have advance equiments.Our Factory
Guangzhou ChangFeng Steel Co., Ltd.isa professional special steel company, which specializedin exporting mould steel products based in China. With more than 20 years experience in special steel industry, our main products are Plastic MouldSteel, Hot Work MouldSteel, Cold Work MouldSteel, Alloy Structural Steel, Tool Steel, Stainless Steel, Carbon Steeland Forged Block.