CK45 Honed Tube

CK45 Hot Sale CK45 Seamless Hone TubeProduct SpecificationCylinder ID: 40mm-400mm Thickness:?4mmMaterial:20#(A106B,Website:http://www.leonhydraulic.com,C20),45#(CK45),16Mn(ST52,E355),25Mn,27SiMnStandard:GB/T8713-88 ISO4394/1-1980(EN0305,DIN2391)StandardEN*/DIN2391ISO4394/1-1980GB/T8713-88MaterialChina20# 45#(CK45) 16Mn(ST52) 25Mn 27SiMn etc.GermanSt42-2 DIN1626,St45-8 DIN*,St45-4 DIN1629,CK45,St52 DIN1629AmericanASTM A53-B,ASTM A106-B,ASTM A178-C,ASTM A1045,ASTM A210-C etc.Lengthas your requirements ?max: 14m/45.9feetSurface treatmentBlack painting, black varnish, transparent oil, hot galvanized, 3PE, epoxy coating,BE,PE.etc.TechniqueSeamless & welded ?cold drawn /cold rolling /honingUsage1.hydraulic cylinder /pneumatic cylinder ?2. Low and middle pressure fluid transportation pipeline ?3.Casing Tube ?4.Boiler Pipe ?5. Petroleum?and natural gas industry ?6.Chemistry industry ?7.Electric industryMechanical PropertiesSteel GradeTensile strength(?b N/mm2)Yield strength(?s N/mm2)Elongation(? %)Hardness HB???20#?520?470?*#(CK45)?600?520?*Mn(ST52)?600?520?*Mn?600?510?*SiMn?800?720?*Dimension ToleranceSize of ID (mm)????? ? ? ?ID ToleranceTolerance of wall thicknessH7 H8 H9 H10 H11 30+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 0Our Advantages?1): Durable,strict quality management and control,we are an ISO9001 enterprise.2): High precision machining equipment guarantee good quality.3): Smooth surface.No defects.Continuous skill improvements.4): We have design team to develop new skill and new products to meet customer?s requirements?5): Good after-service,when ....

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