Similar Grades:
DIN1.5028, SUP7, 56Si7
Shape:
Round, Flat, Square.
Size Range:
| |
Diameter(mm) |
Thickness (mm) |
Width (mm) |
Length(mm) |
| Round |
20-480 |
- |
- |
2000-5800 |
| Square |
20-480 |
- |
- |
2000-5800 |
| flat |
- |
20-50 |
80-600 |
2000-5800 |
Steel-making Condition:
EF, EF/EAF+LF+VD, EF/EAF+ESR
Delivery Condition:
Annealed , Quenched + Tempered
Surface Condition:
Black, Grinded, Peeled, Rough turned, Polished
Features:
1.Competitive price
2.Immediate delivery
3.Premium quality
4.Reliable service
5.MOQ: 1 Ton
| Packing details |
In seaworthy packing, as your requirement. |
| Delivery details |
within 30-50 days |
Chemical Composition:
C |
Mn |
P |
S |
Si |
Cr |
Ni |
| 0.56-0.64 |
0.751.00 |
<= 0.035 |
<=0.040 |
1.90-2.20 |
/ |
/ |
Heat Treatment:
Forging:Hot forming temperature: 1050-850oC.
Soft annealing : Heat to 640-680oC, cool slowly in furnace. This will produce a maximum Brinell hardness of 255.
Hardening: Harden from a temperature of 830-860oC followed by oil quenching.
Tempering:Tempering temperature: 350-550oC, air.
Introduction:
Special structural steel.
Applications:
Steel grade for laminated springs thickness above 7 mm for trucks and railway vehicles, coiled and threaded springs.
Contact Information:
FUSHUN SPECIAL STEEL CO., LTD.
Website: fushunmetal.en.made-in-china.com
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