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Tam Versiyon: Cold Drawn Tube Free Sample
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Professional manufacturer of cold drawn seamless tube for honing, founded in 2004, major in honed tube, Ready to honed tube, chrome rod, chrome bar, chrome shaft, at present we are biggest manufacturer and wholesaler in north of China.
Cold drawn seamless tube for honing
Different name: pre-honed tube, tubes to be honed, tube suitable for honing, ready honed tube, ready for honed tube
Material: DIN2391 standard ST52, EN10305 standard E355, 16Mn, ASTM A106B, C20/20#, CK45
Standard: GB/T8713-88, GB/T3639-2009, DIN2391, EN10305 ASTM A519, DIN2391, EN10204-1
Heat treatment: BKS, Stress Relieved
OD metric size: 30 to 1000mm
OD imperial size: 1" to 20"
Length: max 16 Meter for some sizes.
Straightness: < 0.5 mm/m
ID Honing Margin: + 0.3 to 0.6mm
ID Roughness(Ra)<1.6 Micron
Delivery Condition: Cold finished (hard) (BK), Cold drawn and stress-relieved (BK+S)
Parameters Description
GradeCold finished (hard) (BK)Cold finished (hard) (BK+S)HardnessImpact Value (-20°C) J
T.S
bN/mm2Elongation 85%T.S
bN/mm2Y.S SN/mm2Elongation 85%
1020≥550≥8≥520≥400≥15170--
C45≥680≥5≥630≥520≥12190--
16Mn≥640≥5≥600≥520≥14160--
27SiMn≥780≥5≥700≥580≥10220--
ST52≥660≥8≥620≥520≥15190--
ST52.3≥660≥8≥620≥520≥15190≥27
MaterialCSiMnS(≤)P(≤)CrNiMoother
A106B / C20#0.17-0.230.17-0.370.35-0.650.0350.035≤0.25≤0.30
Cu≤0.25
CK45#0.42-0.500.17-0.370.50-0.800.0350.035≤0.25≤0.30
Cu≤0.25
Q345B≤0.20≤0.551.00-1.600.0400.040V:0.02-0.15Nb:0.015-0.06Ti:0.02-0.20Alt≥0.015
ST52
E355
16Mn≤0.20≤0.551.00-1.600.0450.045V:0.02-0.15Nb:0.015-0.06Ti:0.02-0.2016Mn
25Mn0.22-0.300.17-0.370.70-1.000.0350.035≤0.25≤0.25
27SiMn0.24-0.321.10-1.401.10-1.400.0300.030
42CrMo0.38-0.450.17-0.370.50-0.800.0250.0250.90-1.20
0.15-0.25Cold Drawn Tube Free Sample
website:http://www.lyhonedtube.com/hydraulic-tube/cold-drawn-tube/