Cold rolled spring steel strips 1075 1060 1050 C75 CK75 51CrV4 SK4 SK5

Cold rolled spring steel strips 1075 1060 1050 C75 CK75 51CrV4 SK4 SK5
Model:-
Brand:yongli 100% brand new
Origin:Made In China
Category:Metallurgy , Mining & Energy / Metallurgy & Mining / Non-ferrous Metal Alloy
Label: -
Price: US $1200 / ton
Min. Order:2 ton
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Product Description

COLD ROLLED SPRING STEEL STRIP AISI 1075 1060 1050 1095, C50 C60 C75 C100S, SK4 SK5 SK95, 51CRV4, 75CR1

1,Delivery Conditions:

Delivery Condition Sizes Surface Edge
1.Cold Rolled  1.Thickness: 0.09-8mm  Bright / Polished / Blue/Yellow Slit
2.Cold Rolled+Hydrogen Annealed  2.Width: 6-450mm Round
3.Cold Rolled+Hardened+Tempered Coil insider diameter: 300-800mm Square

 

2, Grades comparision:

GRADES COMPARISON FOR SPRING STEEL
CHINA  GB/T USA     ASTM JAPAN    JIS GERMANY   DIN FRANCE   NF BIRTAIN  BS ISO KOREA    KS TAIWAN   CNS
45 1045 S45C CK45 XC45   C45    
50 1050 S50C CK50 XC50 080M50 C50    
60 1060 S60C  CK60 XC60 060A62 C60    
70 1070 S70C CK70 XS70   S70    
75 1075 S75C  CK75 XC75   C75    
T10 W1-9 SK4            
T9 W1-8 SK5            
SK85 --- SK85            
40Mn 1043 SWRH42B 40Mn4 40M5 080A40 SL,SM    
42Mn                
65Mn 1566 S60C-CSP CK67   080A67 C60E4    
55Si2Mn 9255 SUP 6  /SUP7               55Si7 55Si7 251H60 55SiCr7    
60Si2Mn 9260 SUP 6 /  SUP7     65Si7 65Si7 251H60 61SiCr7 SUP3 SUP6
62Si2Mn                
75Cr1   75Cr1 75Cr1 75Cr1        
51CrV4 5160 SUP9A 51CrV4 51CrV4     SPS5A SUP9A
30CrMo G41300 SUP13 35CrMo4       SPS9 SUP13
50CrVA 6150 SUP10 51CrV4 51CrV4 735A51 51CrV4 SPS6 SUP10

 

3,Chemical Composition:

Standard Grade Chemical Composition（%）  
C Si Mn P  S  Cr Ni Cu V
GB/T699 45 0.42～0.50 0.17～0.37 0.50～0.80 0.035 0.035 0.25 0.3 0.25  
GB/T699 50 0.47～0.55 0.17～0.37 0.50～0.80 0.035 0.035 0.25 0.3 0.25  
GB/T699 55 0.52～0.60 0.17～0.37 0.50～0.80 0.035 0.035 0.25 0.3 0.25  
GB/T699 60 0.57～0.65 0.17～0.37 0.50～0.80 0.035 0.035 0.25 0.3 0.25  
GB/T699 65 0.62～0.70 0.17～0.37 0.50～0.80 0.035 0.035 0.25 0.3 0.25  
GB/T699 70 0.67～0.75 0.17～0.37 0.50～0.80 0.035 0.035 0.25 0.3 0.25  
GB/T699 75 0.72～0.80 0.17～0.37 0.50～0.80 0.035 0.035 0.25 0.3 0.25  
GB/T699 Mn40 0.37～0.44 0.17～0.37 0.70～1.00 0.035 0.035 0.25 0.3 0.25  
GB/T699 Mn45 0.42～0.50 0.17～0.37 0.70～1.00 0.035 0.035 0.25 0.3 0.25  
GB/T699 Mn65 0.62～0.70 0.17～0.37 0.90～1.20 0.035 0.035 0.25 0.3 0.25  
GB/T1298 SK85/SK5 0.80 ~0.90 ≤0.35 ≤0.50 0.03 0.03 0.2 0.25 0.3  
GB/T1298 SK4 0.95～1.04 ≤0.35 ≤0.40 0.035 0.03 0.25 0.2 0.3  
GB/T3077 51CrV4 0.47～0.55 0.17～0.37 0.80～1.10 0.035 0.035 0.90～1.20 0.3 0.3 0.10～0.20
GB/T3077 50CrVA 0.47～0.54 0.17～0.37 0.50～0.80 0.025 0.025 0.80～1.10 0.3 0.3 0.10～0.20
GB/T3077 75Cr1 0.7～0.8 0.25～0.5 0.50～0.70 0.035 0.035 0.30～0.40      
GB/T1222 55Si2Mn  0.52～0.60 1.50～2.00 0.60～0.90 ≤0.035 ≤0.035 ≤0.35 ≤0.35 ≤0.25  
GB/T1222 60si2Mn 0.56～0.64 1.50～2.00 0.60～0.90 ≤0.035 ≤0.035 ≤0.35 ≤0.35 ≤0.25  

 

4, Our Tolerances:

THICKNESS TOLERNACES
Nominal Thickness (mm) W < 125 125 <= W
A B C A B C
0,15~0,25 TS EN ±0,015 ±0,012 ±0,008 ±0,020 ±0,015 ±0,010
YONGLI STEEL ±0,008 ±0,010
0,25~0,40 TS EN ±0,020 ±0,015 ±0,010 ±0,025 ±0,020 ±0,012
YONGLI STEEL ±0,010 ±0,012
0,40~0,60 TS EN ±0,025 ±0,020 ±0,012 ±0,030 ±0,025 ±0,015
YONGLI STEEL ±0,015 ±0,015
0,60~1,00 TS EN ±0,030 ±0,025 ±0,015 ±0,035 ±0,030 ±0,020
YONGLI STEEL ±0,015 ±0,020
1,00~1,50 TS EN ±0,035 ±0,030 ±0,020 ±0,040 ±0,035 ±0,025
YONGLI STEEL ±0,020 ± 0,025
1,50~2,50 TS EN ±0,040 ±0,035 ±0,025 ±0,050 ±0,040 ±0,030
Payment Terms:TT/LC
Cold rolled spring steel strips 1075 1060 1050 C75 CK75 51CrV4 SK4 SK5 1Cold rolled spring steel strips 1075 1060 1050 C75 CK75 51CrV4 SK4 SK5 2

Member Information

XINYU YONGLI STRIP STEEL CO LTD
Country/Region:Jiang Xi - China
Business Nature:Manufacturer
Phone:13407903892
Contact:Sophia Chan (Business Manager)
Last Online:29 Jun, 2023