1.All bundles tied with wire/strapping at 3/4 places.
2.Approximate bundle weight: 1.0 to 2.0 MT
3.Grade No. Identification: by painted color code written on each bundle
Port
SHANGHAI
1070 XC70 Carbon Spring Steel Flat Bar
Sizes Range
Thickness: 5-50 mm Width: 50-160 mm
C
Mn
Si
P
S
Cr
Ni
Cu
0.62-0.75
0.50-0.80
0.17-0.37
0.035 max
0.035 max
0.25 max
0.25 max
0.25 max
Tensile Strength Rm (Mpa)
Yield Strength Rp0.2 (Mpa)
Elongation A5 (%)
Area Reduction Ratio C (%)
1030 min
835 min
8 min
30 min
Quenching Temperature (°C)
Media
Tempering Temperature (°C)
830
oil
480
>>>Standard
ASTM A689 Carbon and Alloy Steel Bars for Springs
EN 10089 Hot Rolled Steels for Quenched and Tempered Springs