(7) Ordinary isothermal spheroidizing annealing specification. 850 ~ 870 °C 3 ~ 4h, furnace cooling, 740 ~ 760 °C x 4 ~ 5h, baked air cooled. Hardness <241HBW, Crystal carbide grade 3. (8) Spheroidizing Annealing Specifications. Annealing temperature 850 ~ 870 °C, holding time 2 ~ 4h, 30 °C / h cold speed furnace to 500 ~ 600 °C, a ir CN102605190A - Mold steel electroslag re-melting slag The invention provides a mold steel electroslag re-melting slag system and a use method of the mold steel electroslag re-melting slag system and belongs to the technical field of metallurgy engineering refining. The slag system consists of the following ingredients in percentage by mass:65 to 70 percent of CaF2, 20 to 25 percent of Al2O3, 5 to 10 percent of SiO2 and 5 to 10 percent of MgO.
China 4cr13, China 4cr13 Suppliers and Manufacturers Directory - Source a Large Selection of 4cr13 Products at null from China China Hidh Tempering Stability O1 1.2510 Sks3 Alloy Tool China Hidh Tempering Stability O1 1.2510 Sks3 Alloy Tool Steel Plate&Sheet, Find details about China Steel, Alloy Steel from Hidh Tempering Stability O1 1.2510 Sks3 Alloy Tool Steel Plate&Sheet - Shenzhen Haoyuan Special Steel Co., Ltd. Classification Analysis Of Spring Requirements In The Jul 31, 2018 · The blank is mainly a wire or a bar. Cold heading is widely used to produce fasteners such as screws and rivets. Suitable materials for cold heading are low carbon steel wire or bar (75-78HRB), copper and copper alloy, aluminum and aluminum alloy, stainless steel and medium carbon steel wire with less than 0.44% carbon (spheroidizing annealing).
Material Name:9CrSi Standard:GB/T 1299-1985 Briefing 9CrSi is a mass produced low alloy steel material mainly applied to blades and knifes. The material is endowed with high hardenability and hardening capacity as well as tempering stability. 9CrSi is used to produce tools with sophisticated shape, low deformability and high abrasion endurance that cuts at moderate speed, including drills Tool/Die/Carbon/Alloy Steel Wire Rod in Hot Rolled Tool/Die/Carbon/Alloy Steel Wire Rod in Hot Rolled Condition Grade Suj2, 52100, Gcr15, Find Details about Steel Rod, Alloy Steel Wire Rod from Tool/Die/Carbon/Alloy Steel Wire Rod in Hot Rolled Condition Grade Suj2, 52100, Gcr15 - HK JIMI STEEL CO., LTD. Wear Resistant Cold Tool Steel SKD2 Tool Steel Bar - News Apr 30, 2020 · SKD11 Cr12Mov D2 D12 1.2739 grade cold work steel bar Forged tool steel plate round annealing tool and die steel SKD12 case of air quenching tool steel with deep air-hardening properties, which requires tempering after quenching and tempering must maintain its complex shape of the mold is extremely useful. The air quenching of steel due to the deformation caused by manganese-based oil
X12M Tool Die Steels Applications and Specifications. Cold work die steel, steel hardenability, quenching tempering hardness, wear resistance, strength are higher than the Cr12.Shape is complex, the working conditions under the heavy cold die and tools, such as punching die, blanking die, piping mold, steel sheet deep drawing tools, circular saw, standard and gauge, thread rolling dies, etc. _Translate this pageHardness:annealing, 255 ~ 207HB, indentation diameter 3.8 ~ 4.2mm; quenching, 60HRC Cr12MoV use Cr12MoV mold steel hardenability, quenching and tempering after the hardness, strength, toughness than CR12, the workpieces with a diameter of 300~400mm can be completely hardened, and the quenching deformation is small, but the high temperature X12M - Tool Steels & Die Steels and Cemented Carbide The spheroidizing annealing specification ° C (860 + 1 u) x 2 ~ 4 h, at 30 ° C/h speed furnace cold, (740 +) 10 ° C x4-6 h, with the slow cooling furnace to 500 ~ 600 °