World mould steel grade comparison table
In order to facilitate customers to choose and order mold steel materials more quickly and accurately, Lion Metal Technology Department specially edited this article to list the commonly used grades of mold steel at home and abroad. Its content involves American Finn Cola, Sweden ASSAB, Japan’s Datong, Japan’s Hitachi, Japan’s Sanyo, Japan’s High Frequency, Germany’s Saster, Germany’s Buderus, Sweden’s Wudholm, Austria’s Bailu Steel, Germany’s Germany Wei, Korea Heavy Industry, French USINOR, domestic mold steel and so on. If there are any shortcomings, we hope to leave your valuable comments, and our company will make corrections in time.
| Comparison table of mold steel grades – on Shanghai Lion Metal Co., Ltd. | |||||||
| Grade | Corresponding grades in various countries | Steel type | Main features and uses | ||||
| China (GB) | United States (AISI) | Japan (JIS) | Germany (DN) | ||||
| Fen Cola | A2 | Cr5Mo1V | SKD12 | 1.2363 | Air quenching medium alloy cold work die steel | ||
| D2 | C12Mo1V | SKD11 | 1.2379 | High carbon and high chromium cold work die steel | |||
| D3 | Cr12 | SKD1 | 1.2080 | High carbon and high chromium cold work die steel | |||
| M2 | W6Mo5Cr4V2 | SKH9 | 1. 3343 | Molybdenum high speed steel for cold work die | |||
| O1 | MnCrWV | SKS3 | 1.2510 | Oil quenched cold working die steel | |||
| O2 | 9Mn2V | 1.2842 | Oil quenched cold working die steel | ||||
| H10 | 4Cr3Mo3SiV | 1.2365 | American H series hot work die steel | ||||
| H11 | 4Cr5MoSiV | SKD6 | 1.2343 | American H series hot work die steel | |||
| H13 | 4Cr5MoSiV1 | SKD61 | 1.2344 | American H series hot work die steel | Widely used in our country | ||
| H21 | 3Cr2W8V | SKD5 | 1.2581 | American H series hot work die steel | Widely used in our country | ||
| 420SS | 4Cr13 | SUS 440C | X 38C13 | Corrosion resistant plastic mold steel | Martensitic stainless steel | ||
| 440C | 11Cr17 | Corrosion resistant plastic mold steel | Martensitic stainless steel | ||||
| P20 | 3Cr2Mo | 1.2330 | Pre-hardened plastic mold steel | Widely used in our country, the factory hardness is HRC30~42, suitable for large and medium-sized precision molds | |||
| Daido | DC11 | Cr12Mo1V1 | D2 | SKD11 | High wear-resistant air-quenched cold-working die steel | ||
| DC53 | Cr8Mo1VSi | DC11 improved | High strength and toughness cold work die steel | After high temperature tempering, it has high hardness, high toughness, and good wire cutting performance. It is used for fine blanking, drawing, thread rolling and cold blanking dies and punches. | |||
| GOA | SKS3 improved | Special cold work die steel | High hardenability, good wear resistance, used for cold blanking dies, forming dies, punches, embossing | ||||
| YK30 | O2 | SKS93 | Oil quenched cold working die steel | Cold stamping die | |||
| DH21 | 4Cr3Mo3VSi | Steel for Aluminum Die Casting Die | Good thermal fatigue cracking resistance, long service life of the mold | ||||
| DH 2F | H13 + S | SKD61 improvement | Easy-cutting pre-hardened die steel | Pre-hardened 37~41HRC, good toughness, used for complex and precise zinc hot-worked molds, such as aluminum, zinc die-casting molds, aluminum hot extrusion molds, and plastic molds | |||
| DH31S | Steel for large die-casting molds | Good hardenability, resistance to thermal fatigue cracking and hot melt loss, used in aluminum, magnesium die-casting, aluminum hot extrusion and hot shearing, hot stamping die | |||||
| DH42 | Steel for Copper Die Casting Mould | Used for copper alloy die casting and hot extrusion die | |||||
| DHA1 | 4Cr5MoSiV1 | H13 | SKD61 | 1.2344 | General hot work die steel | Good hardenability, resistance to thermal fatigue cracking and thermal melting loss, high tempering resistance, excellent high temperature impact performance | |
| NAK55 | Mirror surface pre-hardened plastic mold steel | Factory hardness HRC37~43, good cutting performance, used for high-precision mirror mold | |||||
| NAK80 | Mirror surface pre-hardened plastic mold steel | Factory hardness HRC37~43, good mirror polishing performance, used for high-precision mirror molds | |||||
| PXZ | Pre-hardened plastic mold steel | Factory hardness HRC27~34, with good machinability and welding repairability, used for large-scale corrosion molds, instrument panels, and home appliance shell molds | |||||
| PX4 PX5 | P20 modified | Mirror surface pre-hardened plastic mold steel | Factory hardness HRC30~33, used for large mirror mold | ||||
| S45C S50C S55C | SM45 SM48 SM50 SM53 SM55 | Ordinary plastic mold steel | On the basis of high-quality carbon structural steel, after refining and vacuum degassing, the content of sulfur and phosphorus is controlled to be low, and it is used for non-important structural parts of molds, such as mold bases. | ||||
| S-STAR | Martensitic | Corrosion resistant mirror plastic mold steel | High corrosion resistance, high mirror polishing, small heat treatment deformation, used for corrosion resistant mirror mold | ||||
| G-STAR | Corrosion resistant plastic mold steel | Factory hardness HRC33~37, with good corrosion resistance and machinability | |||||
| ASSAB | DF-2 | 9Mn2V | O2 | Good punching ability, small heat treatment deformation, used for small stamping dies, paper cutting blades | |||
| DF-3 | 9CrWMn | O1 | SKS3 | 1.2510 | Oil quenched cold working die steel | Good toughness retention ability, small quenching deformation, used for sheet die and embossing die | |
| XW-10 | Cr5Mo1V | A2 | SKD12 | Air quenched cold work die steel | Good toughness, high wear resistance, small heat treatment deformation | ||
| XW-42 | Cr12Mo1V1 | D2 | High carbon and high chromium cold work die steel | Good hardenability and toughness, high wear resistance, small heat treatment deformation, good tempering resistance | |||
| 8407 | 4Cr5MoSiV1 | H13 | General hot work die steel | Used for hammer forging, extrusion, die-casting molds, and also for plastic molds | |||
| QRO-90 | 4Cr3Mo3VSi | Hot work die steel | Patented steel, high strength at high temperature, good thermal conductivity, thermal shock resistance, thermal fatigue resistance, used for aluminum and copper die-casting dies, hot extrusion dies, and hot forging dies | ||||
| 618 | 3Cr2Mo | P20 | Pre-hardened plastic mold steel | Widely used in our country | |||
| 716 | 420 | SUS420J1 | Corrosion resistant plastic mold steel | Martensitic stainless steel | |||
| 718 | 3Cr2Mo+ Ni | P20 + Ni | Mirror plastic mold steel | Pre-hardened delivery, high hardenability, good polishing performance, electrical processing performance and leather texture processing performance, suitable for large mirror plastic molds, such as automotive, home appliances, audio and video products | |||
| S-136 | 3Cr13 4Cr13 | Corrosion resistant plastic mold steel | Medium-carbon high-chromium stainless steel, with good corrosion resistance, high hardness, and good polishability. It is used for molds with high requirements for corrosion resistance and wear resistance. | ||||
| Austrian Bailu Steel | K110 | Cr12Mo1V1 | D2 | High toughness and high chromium cold work die steel | Good strength, hardness and toughness, used for heavy-duty stamping dies | ||
| K460 | MnCrWV | O1 | 1.2510 | Oil quenched cold working die steel | High strength, small heat treatment deformation, used for metal stamping dies | ||
| K100 | Cr12 | D3 | 1.2080 | High carbon and high chromium cold work die steel | High wear resistance, excellent corrosion resistance, used for edge trimming, deep drawing, cold pressing, forming die of stainless steel sheet | ||
| W302 | Approximately H13 | Hot work die steel | Used for aluminum and zinc alloy hot extrusion and hot stamping dies | ||||
| M202 | P20 type | Pre-hardened plastic mold steel | Factory hardness HRC30~34, can be electro-processed | ||||
| M238 | P20+Ni type | Mirror plastic mold steel | Factory hardness HRC30~34, good mirror polishing, M238H is more advanced | ||||
| M300 | Corrosion resistant mirror plastic mold steel | Has excellent corrosion resistance, high mechanical strength and wear resistance, and has excellent mirror polishing properties | |||||
| M310 | 4Cr13 type | Corrosion resistant mirror plastic mold steel | Has excellent corrosion resistance, abrasion resistance, mirror polishing, used for transparent parts and optical product molds | ||||
| Korea Heavy Industries | STD11 | Cr12Mo1V1 | D2 improvement | SKD11 | Air quenched cold work die steel | HD clarity, uniform hardness, high wear resistance, high strength | |
| HDS-1 | H13 modified | Hot work die steel | Has good strength and toughness and anti-tempering stability, used in die-casting molds and hot extrusion molds | ||||
| STD61 | Approximately H13 | Hot work die steel | Has good high-temperature strength and toughness, used for die casting, hot extrusion, and hot stamping dies | ||||
| HAM-10 | Mirror plastic mold steel | Factory hardness HRC37~42, good mirror polishing performance, used for transparent plastic part molds | |||||
| HEMS -1A | 3Cr13 type | Corrosion resistant plastic mold steel | Factory hardness HRC23~33, advanced mirror polishing performance, used for color display glass shell mold, PVC chassis mold | ||||
| HP -1A | Ordinary plastic mold steel | Good processing performance, small processing variants, used in toy molds | |||||
| HP -4A | 3Cr2Mo | Pre-hardened plastic mold steel | Factory hardness HRC25~32, uniform hardness, good processing performance | ||||
| HP-4MA | P20 modified | Pre-hardened plastic mold steel | Factory hardness HRC27~34, uniform hardness, good wear resistance, used for various household appliances shell molds | ||||
| HFH-1 | 7CrSiMnMoV | Flame hardened die steel | Good hardenability, good toughness and wear resistance, small heat treatment deformation, used for stamping dies and blanking dies for large inserts, and also used for working dies with large dynamic loads | ||||
| STF -4M | 6F2 improvement | Die steel for forging | Has excellent thermal shock resistance and high wear resistance, used for forging dies, hot stamping dies | ||||
| Dulwich | GSW-2 3 7 9 | Cr12Mo1V1 | D2 | 1.2379 | High carbon and high chromium cold work die steel | Used for cold extrusion, stamping dies, and also for high wear resistance plastic molds | |
| GSW-2 3 4 4 | 4Cr5MoSiV1 | H13 type | Steel for General Die Casting Die | For aluminum and zinc alloy die-casting molds | |||
| GSW-2 0 8 3 | 4Cr13 type | Corrosion resistant plastic mold steel | Has good corrosion resistance, used for PVC material molds | ||||
| GSW-2 3 11 | P20 type | Pre-hardened plastic mold steel | Factory hardness HRC31~34, EDM can be used for large and medium-sized mirror plastic molds | ||||
| GSW-2 3 1 6 | 4Cr16 type | Corrosion resistant plastic mold steel | Martensitic stainless steel, factory hardness HRC31~34, with good corrosion resistance and mirror polishing, used for mirror plastic molds | ||||
| GSW-2 7 3 8 | P20 + Ni | Mirror plastic mold steel | Factory hardness HRC31~34, uniform hardness, good polishing performance, used for large and medium-sized mirror plastic molds | ||||
| French USINOR | CLC2083 | 4Cr13 type | Corrosion resistant mirror plastic mold steel | Good corrosion resistance and mechanical strength, high hardenability and wear resistance, excellent mirror polishing, suitable for transparent plastic parts, optical products and molds containing corrosive materials | |||
| CLC2316H | 4Cr16 type | Corrosion resistant mirror plastic mold steel | Same as above | ||||
| CLC2738 | 3Cr2Mo+ Ni | Pre-hardened mirror plastic mold steel | Approximately 718 | ||||
| CLC2 7 3 8 HH | High-grade mirror plastic mold steel | Higher cleanliness than CLC2738, more uniform hardness, better mold performance, and long life | |||||
| Oberduwa CLI | SP300 | Pre-hardened plastic mold steel | Good processability, polishability and texture processability, used for home appliances and automobile plastic molds | ||||
| SP400 | |||||||
| SP2316 | |||||||
| MEK4 | |||||||
| XC42 | |||||||
| XC45 | |||||||
| XC48 | |||||||
| XC55 | |||||||
| ADC3 | |||||||
| SMV4S | |||||||
| SMV3W | |||||||
| DH13 | |||||||
| Russia | P18 | W18Cr4V | T1 | SKH2 | 1.3355 | Tungsten High Speed Steel for Cold Work Die | |
