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Spiral spring steel
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Characteristics
- Type
- spiral
- Material
- steel
- Outer diameter
Max.: 300 mm
(11.8 in)Min.: 1 mm
(0 in)- Extended length
Max.: 13,000 mm
(511.8 in)Min.: 2,000 mm
(78.7 in)
Description
Commodity: Hot rolled spring steel bar
1. Material JIS: SUP9; SUP9A; SUP10; SUP7; SUP12; SUP12V; SUP6;SUP7.
SAE: SAE9254; SAE5160; SAE9260;SAE6150.
DIN: 55Cr3; 51CrV4; 52CrMoV4; 55Si7; 60Si7; 28MnSiB; 58CrMnB4; 27MnMoVB;
65Mn; 55CrSi; 50CrV; 60Si2Mn; CK67; 60Si2CrVA; 60Si2CrMnA.
2. Usage The brake shaft; household appliances; auto and motorcycle parts; spiral spring;
mattress furniture; spring etc.
3. Size Diameter: 12mm-300mm
4. Material chemical composition
Steel grade - C - Mn - S - P - Si - Cr - Cu
SUP9 - 0.52～0.60 - 0.65～0.95 - ≤ 0.030 - ≤ 0.030 - 0.17～0.37 - 0.65～0.95 - ≤0.25
SAE9254 - 0.51～0.59 - 0.60～0.90 - ≤0.040 - ≤0.035 - 1.20～1.60 - 0.60～0.80 -
SAE6150 - 0.48～0.53 - 0.70～0.90 - ≤ 0.035 - ≤ 0.040 - 0.15～0.35 - 0.80～1.10 -
55CrSi - 0.50～0.60 - 0.50～0.80 - ≤ 0.030 - ≤ 0.03 - 1.20～1.60 - 0.50～0.80 - ≤ 0.02
60Si2Mn - 0.56～0.64 - 0.60～0.90 - ≤ 0.035 - ≤ 0.035 - 1.60～2.00 - ≤ 0.035 - ≤0.25
50CrVA - 0.46～0.54 - 0.50～0.80 - ≤ 0.030 - ≤ 0.030 - 0.17～0.37 - 0.80～1.10 -
50CrV - 0.46～0.54 - 0.50～0.80 - ≤ 0.030 - ≤ 0.030 - 0.17～0.37 - 0.80～1.10 - ≤0.25
CK67 - 0.63～0.68 - 0.50～0.80 - ≤ 0.035 - ≤ 0.035 - 0.10～0.30 - ≤0.15 - ≤0.25
5. Mechanical properties
Steel grade - Yield strength Mpa - Tensile strength Mpa - Elongation A% - Reduction of area Z%
60Si2Mn - ≥1175 - ≥1275 - A11.3≥5 - ≥25
55CrMnA - ≥1075 - ≥1225 - ≥9 - ≥20
60CrMnA - ≥1075 - ≥1225 - ≥9 - ≥20
Other Nanjing Hengjie Industrial Co., Ltd. products
Spring steel bar
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.