Prices of production and supply of gear steel 20CrMo die steel special steel suppliers

Material Name: Gear Steel 20CrMo 

 ● Features and Scope: 
 High hardenability, non-temper brittleness, very good weldability, cold crack formation tendency of small, machinability and good cold plastic strain. Usually quenched and tempered or case hardening state used for the manufacture of non-corrosive medium and temperature lower than 250 ℃, the medium containing a mixture of nitrogen and hydrogen in the high pressure of work and a variety of fasteners, higher carburizing parts, such as gears, shafts and so on. 
 ● Chemical Composition: 
 Carbon C: 0.17 ~ 0.24 
 Si Si: 0.17 ~ 0.37 
 Manganese Mn: 0.40 ~ 0.70 
 S S: to allow the residual content ≤ 0.035 
 P P: ≤ 0.035 to allow the residual content 
 Chromium Cr: 0.80 ~ 1.10 
 Ni-Ni: ≤ 0.030 to allow the residual content 
 Copper Cu: ≤ 0.030 to allow the residual content 
 Mo Mo: 0.15 ~ 0.25 
 ● Mechanical Properties: 
 Tensile strength σb (MPa): ≥ 885 (90) 
 Yield strength σs (MPa): ≥ 685 (70) 
 Elongation δ5 (%): ≥ 12 
 Reduction of area ψ (%): ≥ 50 
 Impact energy Akv (J): ≥ 78 
 Impact toughness αkv (J/cm2): ≥ 98 (10) 
 Hardness: ≤ 197HB 
 Sample size: Sample size is 15mm rough 
 ● Heat treatment and microstructure specifications: 
 Heat Treatment Specification: quenching 880 ℃, water, oil cooling; tempering 500 ℃, water, oil cooling. 
 ● Delivery status: to heat treatment (normalizing, annealing, or tempering) or without heat treatment delivery, the delivery status should be specified in the contract. 

 Haibo Seaman on the domestic supply of special steel Co., Ltd. Special Steel Series: 
 Gear Steel: SAE8260H gear steel, 18CrMnMoB gear steel, 28MnCr5 gear steel, 25MnCr5 gear steel, 20MnCr5 gear steel 
 Spring Steel: 60Si2MnA spring steel, 55SiMnVB spring steel, spring steel 85, 70 spring steel, spring steel 65, 65Mn spring steel, 55Si2Mn spring steel, 60Si2Mn spring steel, 60Si2CrA spring steel, 60Si2CrVA spring steel, 55CrMnA spring steel, 60CrMnA spring steel , 60CrMnMoA spring steel, 50CrVA Spring Steel 
 Alloy tool steel: 42CrMo alloy steel, 5CrW2Si alloy tool steel, 6CrW2Si alloy tool steel, 4Cr5MoSiV alloy tool steel, Cr5Mo1V alloy tool steel, 3Cr2Mo alloy tool steel, 5CrMnMo alloy tool steel, 5CrNiMo alloy tool steel, Cr12Mo1V1 alloy tool steel, Cr5MoSiV alloy tool steel, 4Cr3Mo3SiV alloy tool steel, 3Cr2W8V alloy tool steel, 9CrWMn alloy tool steel, CrWMn alloy tool steel, 9Mn2V alloy tool steel, Cr12MoV alloy tool steel, Cr12 alloy tool steel, 4CrW2Si alloy tool steel, Cr06 alloy tool steel, 9SiCr alloy tool steel, 8MnSi alloy tool steel, Cr2 alloy tool steel 
 Copper and copper alloy series: C36000 leaded brass, ANK20 oxygen copper, ANK570 tungsten copper alloy, CuCrZr chromium zirconium copper, XT15 graphite, C17200 beryllium copper, QBe2.0 bronze, H3100 Sambo Copper 
 Cutting steel: 1213 free cutting steel, free cutting steel 1215, 12L14 free cutting steel, Y45Ca cutting steel, Y35 cutting steel, Y40Mn cutting steel, Y30 cutting steel, Y20 cutting steel, Y15Pb cutting steel, Y15 free cutting steel, Y12Pb cutting steel, Y12-cutting steel 
 Quality carbon steel: 30CrMnSiNi2A alloy steel, 20CrMnSi alloy steel, 45Mn, 50Mn quality carbon structural steel, 35Mn, 40Mn quality carbon structural steel, 25Mn, 30Mn quality carbon structural steel, 15Mn, 20Mn high-quality carbon structural steel , 80,85 quality carbon structural steel, quality carbon structural steel, 70,75, 60,65 quality carbon structural steel, quality carbon structural steel, 50,55, 40,45 quality carbon structural steel, 30,35 high-quality carbon structural steel, quality carbon structural steel 20,25 
 Haibo Seaman on special steel Co., Ltd. Main Products:  Stainless steel mold steel breathable high-speed steel tungsten steel aluminum, beryllium copper, titanium rod for cold working die steel die steel heat  Hitachi Metals, "Hitachi HITACHI" Datong Steel Special Steel in Japan, "Datong DAIDO" special steel in Sweden UDDEHOLM "one win per ASSAB" Tool Steel Germany "Derringer DILLINGER" high-speed tool steel in Germany, "Buderus BUDERUS" Die Steel Korea " Doosan DOOSAN "tool steel in Japan," Fujio NACHI "high-speed tool steel in Japan," High Frequency KOSHUHA "special steel in Japan," Nippon Steel NIPPON "plastic mold steel United States," Kennametal KENNA "tungsten steel in Japan," Fuji FUJILLOY "tungsten steel Austria" Bluff BOHLER "tool steel. 
 】 【Wugang agent: high-strength low-alloy wear plate container plate special wide board Ship thick plate.