Material: CK45
Surface: hard chrome plated thickness: 0.02mm-0.04
Ra

$2.18

material: 20# , 16Mn, 25w, ck45
cold drawn and stress-relieved ( BK+ S)
honed inside : roughness 0.2um~ 0.8um;
roller forming:

Material: CK45

surface: hard chrome plated thickness: 0.02mm-0.04mm
alignment
hardened and tempered
HRC from 28 to 55
Surface roughness: Ra d0.2 Micron and Rtd2 Micron
....

material: 20# , 16Mn, 25w, ck45
cold drawn and stress-relieved ( BK+ S)
honed inside : roughness 0.2um~ 0.8um;
roller forming:

FOB $108

1, used for truck dumper lift
2, all tube and rod been hard chrome plated
3.quenched and tempered barrel
4.all parts smoothed

Structure: Piston Cylinder
Power : Hydraulic
....

USD56-USD68

ISO9001-2000
reliable material and manufacture line
strictly manufacture precedure exam.
tube and rod all quenched and tempered and chrome plated;
each product tested & ....