PRODUCT NAME :Carbon steel round bar ( forged ,rolled )
STANDARD:
GB/T699-1999 EN10083-2 ISO683-1 EN10250-2
GRADE COMPARISION:
GB |
ГОСТ |
ASTM |
BS |
JIS |
NF |
DIN |
45 |
45 |
1045 |
080M46 |
S45C |
XC45 |
C45,CK45 |
ULTRASONIC STANDARD:
GB/T6402-2008 / SEP921-84. ASTM A388
CHEMICAL COMPOSITION:
C |
Si |
Mn |
P≤ |
S≤ |
0.42/0.50 |
0.17/0.37 |
0.50/0.80 |
0.035 |
0.035 |
HEAT TREATMENT SPECIFICATION:
Tensile strength >686Mpa
yeild strength >490Mpa
enlongation δ5>17%
reducttion ψ>45%
impact >78J/cm2
hardness 201~269HB
MECHANICAL PROPERTIES:
DELIVERY CONDITION :
normalized ,annealed, black surface ,rough machined or quenched & tempered , should be indicated in contract .
DIMENSION : mm
length : forged bar free length 4-5.8M,rolled bar 5.8M. for customers special requirment, the bar length can do 20 meters long.
APPLIED RANGE:
REMARK:
Above listed parameters and sepcification only for reference . Specific parameters according to standard. Requirments beyond standard
will be negotiate by both sides .
Delivery state:annealed, spheroidal annealed, quenched & tempered ,bright bar, cold-drawn, etc.
Listed specifications are only typical grades; products of required specifications can be developed/produced per international, Chinese or
industry standards, or based
on agreements with customers.