Structural Steel Round Bar Q+T Forged Cold Drawn 4140 1.7225 42CrMo4 SCM440 4340 1.6582 34CrNiMo6 8620 8640 20MnCr5 Alloy Steel for Shaft Connecting Rod Gear

Structural Steel Round Bar Q+T Forged Cold Drawn 4140/1.7225/42CrMo4/SCM440/4340/1.6582/34CrNiMo6/8620/8640/20MnCr5 Alloy Steel for Shaft/Connecting Rod/Gear Product DescriptionNingshing Precision Machinery began in 1992. We devote oneself to providing One-Stop Solutions to our customers on Tool Steel, Die Steel, Alloy Steel, Mold Base, Machining Parts, CNC Machine.DimensionsRoundFlatBlockØ10-800 mm6-120 x 40-1200 mm80-700 x 100-1200 mmDelivery Condition EAF+LF+VD+(ESR), Hot rolled or Forged, Annealed, Hardness≤255HB, Black surface or Machined surface, UT SEP1921 Class3 D/d. Chemical Compostion (%) Steel GradeCSiMnPSCrMo41400.38-0.430.15-0.350.75-1.00≤ 0.035≤ 0.0400.80-1.100.15-0.251.72250.38-0.45≤ 0.400.60-0.90≤ 0.035≤ 0.0350.90-1.200.15-0.3042CrMo4SCM4400.38-0.430.15-0.350.60-0.85≤ 0.035≤ 0.0400.90-1.200.15-0.3043400.38-0.430.15-0.350.60-0.80≤0.035≤0.0400.70-0.900.20-0.301.65820.30-0.38≤0.400.50-0.80≤0.035≤0.0351.30-1.700.15-0.3034CrNiMo686200.18-0.230.15-0.350.70-0.90≤0.035≤0.0400.40-0.600.15-0.2586400.38-0.430.15-0.350.75-1.00≤0.035≤0.0400.40-0.600.15-0.2520MnCr5 0.17-0.22≤0.401.10-1.40≤0.035≤0.0351.00-1.30-Package Main ProductsView more products, you can click product key words.Main ProductsSteel FlatSteel PlateDie SteelPlastic Mold SteelAlloy SteelPre-machined FlatDie Casting DieMold BaseAluminum Die  Company ProfileRecommend Products FAQ  /* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1