Warmgewalzten Rundstahl

Hot-rolled Round bar Specification: Diameter 8mm---32mm Length 2000----4500mm Application: Be used for making all kind of Drills Delivery Condition: Annealed or Ground Package: Suitable for export The detailed material we could offer: 1. 7Cr7Mo2V2Si (GB) Chemical Composition: C 0.74, Si 1.10, Mn 0.45, P≤0.030, S≤0.030, Cr 7.10, W ≤0.50, Mo 2.10, V 1.80 Annealed Hardness: HB≤255 Heat treatment temp: Hardening 1100-1150 Temperings 530 Secondary 61-63 HRC Application: Steel for pressing mold, extrusive mold and tensile mold 2. 4Cr5MoSiV1, it is similar to H13(ASTM), 1.2344(DIN), SKD61(JIS) Chemical Composition: C 0.39, Si 1.10, Mn 0.30, P≤0.028, S≤0.020, Cr 5.10, W ≤0.30, Mo 1.35, V 0.90 Annealed Hardness: HB≤235 Heat treatment temp: Hardening 1020 Temperings 530-560 Secondary 54-57HRC Application: For making Aluminum pressing mold, extrusive mold and plastic mold 3. W6Mo5Cr4V2 ,it is similar to M2( ASTM), S6-5-2(DIN), SKH51(JIS) Chemical Composition: C 0.85, Si 0.38, Mn 0.35, P≤0.030, S≤0.030, Cr 4.10, W 6.00, Mo 4.80 V 1.85 Annealed Hardness: HB≤255 Heat treatment temp: Hardening 1210-1230 Temperings 550 Secondary 63-65 HRC Application: Be used widely in making all kinds of knives and durable cold working molds 4. W9Mo3Cr4V Chemical Composition: C 0.83, Si 0.35, Mn 0.35, P≤0.030, S≤0.030, Cr 4.05, W 8.90, Mo 2.90 V 1.45 Annealed Hardness: HB≤255 Heat treatment temp: Hardening 1220-1240 Temperings 550 Secondary 63-65 HRC Application: Chinese material, similar capability to M2 If you require other material except above ones, pls contact us without any hesitation. We are glad to try our best to meet your requirments according the detailed information.