SteelGrade:
CK45/S45/SAE1045,SCM440/SAE4140,EN8D,ST52,16Mn,20Mn,E355,AISI431,SUS304/316
Supply Condition:
ground and chrome plated, tempered
Type:
normal;hollow bar,induction hardened
Metric OD Size:
6 mm 1000 mm
Inch OD Size:
1/4" to 50"
Hard Chrome Plate Thickness:
15,20,25,30 Micron (or according to customer's request)
Surface Roughness:
Ra < 0.4 Micron
Tolerance:
ISO f7,f8,H7,H8
Ovality:
half of the OD tolerance
Straightness:
<0.2 mm/m
Salt Spray Test:
ASTM B117-72hours/96hours,results evaluation refers to ISO4540 Rating 8-10.
Package:
anti rust oil on material and packed first by cardboard sleeve then in steel frame box.
Induction Hardening Chrome Rod can also be supplied, we can supply machining survice according to detailed draft and other technic request can be discussed.