Spring and spring steel in the Din system
Are you interested in spring and spring steel in the Din system? Supplier Avlob offers to buy spring and spring steel at a bargain price. The supplier guarantees the timely delivery of products to any address in Europe or abroad. Regular customers receive a discount discount. The price is the best in this segment.
Composition of spring and spring steels according to DIN 17224
This standard includes a group of steels intended for the production of springs and having increased elasticity (see table).
| Name of steel |
Brand DIN | Notation | CHEMICAL COMPOSITION | |||||||||
| DIN standard | C | Si | Mn | P | S | Cr | B | Mo | Ni | |||
| Quality | C60 | 1.0601 | 17222 | 0.57−0.65 | 0.15−0.35 | 0.60−0.90 | ≤0,045 | ≤0,045 | ||||
| CS70 | BS 1449 | 0.65−0.75 | 0.05−0.35 | 0.50−0.90 | ≤ 0.030 | ≤0,030 | ||||||
| C75 | 1,0605 | 17222 | 0.70−0.80 | 0.15−0.35 | 0.60−0.90 | ≤0,045 | ≤0,045 | |||||
| Refined | Ck67 | 1,1231 | 17222 | 0.65−0.72 | 0.15−0.35 | 0.60−0.90 | ≤ 0.035 | ≤0,035 | ||||
| Ck75 | 1,1248 | 17222 | 0.70−0.80 | 0.15−0.35 | 0.60−0.80 | ≤0,035 | ≤0,035 | |||||
| Ck85 | 1,1269 | 17222 | 0.80−0.90 | 0.15−0.35 | 0.45−0.65 | ≤0,035 | ≤0,035 | |||||
| 50CrV4 | 1,8159 | 17222 | 0.47−0.55 | 0.15−0.40 | 0.70−1.10 | ≤0,035 | ≤0,035 | 0.90−1.20 | 0.10−1.20 | |||
| 17221 | 0.47−0.55 | 0.15−0.40 | 0.70−1.10 | ≤0,030 | ≤ 0.030 | 0.90−1.20 | 0.10−0.20 | |||||
| Corrosion-resistant | X 12 CrNi 17 7 | 1.4310 | 17224 | ≤0.12 | ≤1,5 | ≤2.0 | ≤0,045 | ≤0,030 | 16.0 — 18.0 | ≤0.8 | 6.0 — 9.0 | |
| X 7 CrNiAl 17 7 | 1,4568 | 17224 | ≤0.09 | ≤1,0 | ≤1,0 | ≤0,045 | ≤0,030 | 16.0 — 18.0 | 6.5−7.75 | |||
| X 5 CrNiMo 17 12 2 | 1,4401 | 17224 | ≤0,07 | ≤1,0 | ≤2.0 | ≤ 0.045 | ≤0,030 | 16.5 — 18.5 | 2.0−2.5 | 10.5 — 13.5 | ||
| FV520B | BS S145 | 0.048 | 0.37 | 1.05 | ≤0,020 | ≤0.014 | 16 — 18 | 1.72 | 5.47 | |||
| Heat-resistant | 21 CrMoV 5 7 | 1,7709 | 17240 | 0.17−0.25 | 0.15−0.35 | 0.35−0.85 | ≤ 0.030 | ≤0,035 | 1.20−1.50 | 0.25−0.35 | 0.65−0.80 | |
| X 22 CrMoV 12 1 | 1,4923 | 17240 | 0.18−0.24 | 0.10 to 0.50 | 0.30−0.80 | ≤0,035 | ≤ 0.035 | 11.0 — 12.5 | 0.25−0.35 | 0.80−1.20 | 0.30−0.80 | |
| X 35 CrMo 17 | 1.4122 | SEW 400 | 0.33−0.43 | Max 1.0 | Max 1.0 | ≤0,045 | ≤ 0.030 | 15.5 — 17.5 | 0.9 — 1.3 | Max 1.0 | ||
| X 30 WCrV 5 3 | 1,2567 | 0.25−0.35 | 0.15−0.30 | 0.20−0.40 | ≤0,035 | ≤ 0.035 | 2.20−2.50 | 0.50 — 0.70 | W: 4.0 — 4.5 | |||
| A286 | 1,4980 | AISI 660B | ≤0,08 | 1.0 | 2.0 | 13.5 — 16 | 0.1 — 0.5 | 1 — 1.75 | 24 — 27 | |||
Supplier Avlob offers to buy spring and spring steel, produced in accordance with the Federal Standard DIN, at a bargain price. The price is the best in this segment of rental.
Mechanical properties (temperature 20 ° C)
The main physical characteristics of steels and their recommended use are given in the table:
| Name of steel | Brand DIN | Notation | DIN standard | Operating temperature range ° С | Modulus of elasticity, MPa | Areas of use |
| Quality | C60 | 1.0601 | 17222 | -20 / +100 | 206,000 | General purpose |
| CS70 | BS 1449 | -20 / +100 | 206,000 | |||
| C75 | 1,0605 | 17222 | -20 / +100 | 206,000 | ||
| Refined | Ck67 | 1,1231 | 17222 | -20 / +100 | 206,000 | |
| Ck75 | 1,1248 | 17222 | -20 / +100 | 206,000 | General purpose | |
| Ck85 | 1,1269 | 17222 | -20 / +100 | 206,000 | ||
| 50CrV4 | 1,8159 | 17222 | -50 / +200 | 206,000 | ||
| Corrosion-resistant | X 12 CrNi 17 7 | 1.4310 | 17224 | -200 / +200 | 190000 | In the petrochemical and gas industry |
| X 7 CrNiAl 17 7 | 1,4568 | 17224 | -200 / +300 | 195,000 | For food industry equipment | |
| X 5 CrNiMo 17 12 2 | 1,4401 | 17224 | -200 / +200 | 185,000 | ||
| FV520B | BS S145 | -90 / +300 | 210000 | |||
| Heat-resistant | X 22 CrMoV 12 1 | 1,4923 | 17240 | -50 / +500 | 209000 | In boilers and heat exchangers |
| X 35 CrMo 17 | 1.4122 | SEW 400 | -50 / +400 | 209000 | For vehicles | |
| X 30 WCrV 5 3 | 1,2567 | -50 / +450 | 206,000 | For springs operating in corrosive environments |
Delivery, price
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