Hollow Piston Rod Hydraulic Cylinder Rod 20mnv6 Hollow Bar
Product Description
Product name: hydraulic tube, chrome tube, chrome plated tube, hollow rod, chrome plated rod, chrome plated honed tube,chrome hollow tube, piston rod, telescopic cylinder tube, hollow chrome plated tube, hollow piston rod, hollow chrome rod, piston rod
Material/Grade: ST52,E355,Q345B,4140,42CrMo4,CK45,A106, STKM13C, C20, 1020, 1026
popular size : 40*50,50*60,60*70,70*80,80*90,90*100,100*110,110*120
Length range: 1 to 12 meter
External diameter tolerance : f7,f8
External surface roughness: Ra0.2-0.4um
Hard chrome plated thickness : usually 20 microns (depends on customer requirement)
Internal surface : cold drawn or honed
Delivery condition : stress relieved
Steel Pipe & Tube
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