CK20 Rolled Tube

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Delivery term: The date of payment from buyers deliver within days
seat: Beijing
Validity to: Long-term effective
Last update: 2017-12-15 11:59
Browse the number: 75
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CK20 Skived Rolling Burnished Hydraulic Cylinder TubeProduct SpecificationCylinder ID: 40mm-400mm Thickness:≥4mmMaterial: 20#(A106B,Website:://.leonhydraulic.com,C20),45#(CK45),16Mn(ST52,E355),25Mn,27SiMnStandard: GB/T8713-88 ISO4394/1-1980(EN0305,DIN2391)Rolling Tube for Hydraulic CylinderMaterial:ST52, CK45, 4140, 16Mn, 42CrMo, E355, Q345B, Q345D, Stainless Steel 304/316, Duplex 2205,etc.Delivery Condition:BK, BK S, GBK, NBKID:20mm - 1500mmLength:max 13mType:Seamless, Cold DrawnStraightness:≤ 0.5/1000Roughness:0.2-0.4 uTolerance EXT:DIN2391, EN10305, GB/T 1619Tolerance INT:H7, H8, H9Protection:anti-rust oil on inside and outside surface, plastic caps in both ends.Packing:bundle with steel strip and knitting strip, or wooden case.Mechanical PropertiesSteel GradeTensile strength(σb N/mm2)Yield strength(σs N/mm2)Elongation(δ %)Hardness HB   20#≥520≥470≥1217545#(CK45)≥600≥520≥1220716Mn(ST52)≥600≥520≥1519025Mn≥600≥510≥1519527SiMn≥800≥720≥10230Dimension ToleranceSize of ID (mm)           ID ToleranceTolerance of wall thicknessH7H8H9H10H1130 0.021 0 0.033 0 0.052 0 0.084 0 0.130 0±5%>30-50 0.025 0 0.039 0 0.062 0 0.100 0 0.160 0>50-80 0.030 0 0.046 0 0.074 0 0.120 0 0.190 0>80-120 0.035 0 0.054 0 0.087 0 0.140 0 0.220 0>120-180 0.040 0 0.063 0 0.100 0 0.160 0 0.250 0>180-250 0.046 0 0.072 0 0.115 0 0.185 0 0.290 0>250-315 0.052 0 0.081 0 0.130 0 0.210 0 0.320 0>315-400 0.057 0 0.089 0 0.140 0 0.230 0 0.360 0Product ProcessPacking
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