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H11 Tool Steel
H11 steel is often used to manufacture die-casting die, hot extrusion die, punching tool and mandrel of aluminum castings, as well as hammer forging die with complex cavity and large impact load, integral die or insert of forging press, high wear-resistant plastic die, etc.
- fucheng steel
- China
- 1 Month
- 2000 Tons/Month
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H11 TOOL STEEL
| Smelting and Manufacture Method: | LF+VD+ESR+Forged |
| Delivery Condition: | Annealed |
| Delivery hardness： | ≤229 HBS |
| UT Test Standard: | Sep 1921-84 Class3 D/d,E/e |
H11 STEEL GRADE COMPARISON AND CHEMICAL COMPOSITION COMPARISON
| Standard/Steel Grade | Chemical Composition(%) | ||||||
| C | Si | Mn | Cr | Mo | V | ||
| ASTM | H11 | 0.33~0.43 | 0.80~1.20 | 0.20~0.50 | 4.75~5.50 | 1.10~1.60 | 0.30~0.60 |
| DIN/W-Nr. | X38CrMoV5-1/1.2343 | 0.36~0.42 | 0.90~1.20 | 0.30~0.50 | 4.80~5.80 | 1.10~1.40 | 0.25~0.50 |
| JIS | SKD6 | 0.32~0.42 | 0.80~1.20 | ≤0.50 | 4.50~5.50 | 1.00~1.50 | 0.30~0.50 |
APPLICATION
H11 steel has high thermal fatigue resistance, wear resistance, and toughness, and is widely used in high-temperature and high-pressure environment mold manufacturing, high-speed hammer forging dies, aluminum magnesium alloy hot forging dies, large precision die-casting, hot work tools (hot punches, hot clamping molds, extrusion tools, top pins, automotive connecting rods, crankshafts, gear components).
H11 STEEL CHARACTERISTICS
H11 steel is an air cooled and hardened hot work mold steel widely used in the manufacturing of various types of molds and tools. This type of steel has fine and uniformly distributed carbides, thus possessing excellent cold and hot fatigue resistance and corrosion resistance. In addition, it also has good cold and hot workability and hardenability. At moderate temperatures, H11 steel exhibits high thermal strength, oxidation resistance, as well as excellent toughness and wear resistance.
H11 steel has excellent cold and hot fatigue resistance. During the working process, molds often undergo cyclic changes of high and low temperatures, which can lead to fatigue cracks on the surface of the mold. However, due to the small and uniform distribution of carbides in H11 steel, it can effectively resist the formation and propagation of fatigue cracks, thereby extending the service life of the mold. This makes H11 steel particularly suitable for manufacturing molds that require working in high-temperature environments, such as injection molds, die-casting molds, etc.
H11 steel has good corrosion resistance. When working at high temperatures, the mold may come into contact with corrosive chemicals, which can cause corrosion and damage to the surface of the mold. However, due to the small and uniform distribution of carbides in H11 steel, it can effectively resist the erosion of corrosive substances, thereby protecting the surface quality of the mold. This makes H11 steel particularly suitable for manufacturing molds that require working in high-temperature and humid environments, such as food molds, cosmetics molds, etc.
H11 steel has good cold and hot workability. During the machining process, H11 steel can be easily cut, ground, and drilled, resulting in high machining efficiency. This makes H11 steel particularly suitable for manufacturing molds that require high-precision processing, such as electronic molds, optical molds, etc. In addition, H11 steel also has good hardenability. Through appropriate heat treatment processes, the hardness, strength, and toughness of H11 steel can be adjusted to meet the needs of different working conditions. This gives H11 steel high flexibility and adaptability, which can meet various application needs.
H11 steel has high toughness and wear resistance. During use, H11 steel can absorb significant impact energy and is less prone to fracture and cracking. This makes H11 steel particularly suitable for manufacturing molds that need to withstand significant impact forces, such as stamping molds, extrusion molds, etc. At the same time, H11 steel also has good wear resistance and can withstand significant wear. This makes H11 steel particularly suitable for manufacturing molds that need to withstand significant wear, such as cold drawing molds, cold heading molds, etc.
H11 steel also has good polishing performance. During the polishing process, H11 steel can easily remove surface oxide scale and impurities, achieving a smooth surface quality. This makes H11 steel particularly suitable for manufacturing molds that require high smoothness, such as plastic molds, optical molds, etc.
