- Metal Building Materials[1]
- Spring Steel[3]
- Stainless Steel Pipes[3]
- Stainless Steel Sheets[10]
- Stainless Steel Strips[2]
- Steel Pipes[10]
- Flat Steel[1]
- Steel H-Beams[7]
- Steel Round Bars[10]
- Steel Sheets[10]
- Steel Strips[5]
- Tinplate[10]
- Traffic Barrier[10]
- Contact Person : Mr. Zhou John
- Company Name : Liaocheng Industrial Steel Imp. & Exp. Co., Ltd.
- Tel : 86-0635-8706828
- Fax : 86-635-8706828
- Address : Shandong,Liaocheng,212 Room, 2nd Floor, A Zone, Baililai Industrial Park, Liaocheng Development Zone.
- Country/Region : China
- Zip : 252000
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DIN 60SiCr7 spring steel strips
1.Steel Surface Treatment:
Steel Sharp | Surface treatment |
Round bar | Black /Grinding / Polished / Peeled / Turned |
steel plate | Black / Milling / Machined |
2.Chemical composition:
Chemical composition | C | Ni | Mn | Cr | Cu | Si |
% | 0.56~0.6 | ≤0.35 | 0.6~0.9 | ≤0.35 | ≤0.25 | 1.50~2.0 |
3. Mechanical property
Tensil strength: σb (MPa): ≥1274(130)
Yield strength: σs (MPa): ≥1176(120)
Elongation: δ5 (%): ≥5
Section contractibility rate ψ (%): ≥10
Ballistic work Akv (J):≥63
Notched bar impact strength αkv (J/cm2):≥78(8)
Hardness: ≤321HB
Heat treatment regime: quenching 830°C, oil cooling; tempering 540°C+-30, hydrocooling, oil cooling.
4.Regular specification
round bar | diameter(mm) | length(mm) |
|
14~80 | 2000~5700 |
| |
flat steel | thichkness(mm) | width(mm) | length(mm) |
15~500 | 205~1000 | 2000~6000 |
DIN 60SiCr7 spring steel strips