 Origin |
China |
| Application |
Structural Steel Bar |
| Steel Grade |
CK45,ST52 |
| Technique |
Cold Drawn |
| Type |
Special Steel Bar |
chrome plated bar
Material: CK45
CHEMICAL COMPOSITION (%)
|
C
|
Mn
|
Si
|
S
|
P
|
|
0.40-0.50
|
0.60-0.90
|
0.035
|
0.035
|
0.035
|
MECHANICAL PROPERTIES
|
UTS Min
|
Y.S. Min
|
E % Min
|
CHARPY
|
CONDITION
|
|
630 N/mm2
|
340 N/mm2
|
16
|
|
NORMALISED
|
|
600 N/mm2
|
380 N/mm2
|
17
|
41J
|
HARDENED AND TEMPERED
|
Supply condition: Ground and Chrome plated
Chrome thickness: 20 TO 40 Micron
Surface roughness: Ra ≤0.4 Micron and Rt≤2 Micron
Tolerance on diameter: ISO f7 on the diameter
Ovality: Half of the tolerance ISO f7
Straightness: ≤0.2mm/m
Surface hardness: 850-1150HV (Vickers 100g)
Porosity: Test according to ISO1456/1458 and result valuation according to ISO 4540 rating 8-10.
Corrosion resistance: Test in natural salt spray according to ASTM B 117-36 hours.
Weld ability: very good weld ability according to the common welding system.
Packing: Anti rust oil to be spread on material and each rod to be packed in steel box.
|
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