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Product information
Material standard
EN ISO 683-2
UT inspection
EN 10308:2002 Class 4, 3, 2
Sizes and size tolerances
EN 10060
Description
Hot rolled round bar EN ISO 683-2 25CrMo(S)4+QT EN 10060 peeled
Size range
23 – 280 mm
Delivery condition
+QT
Material certificates
EN 10204/3.1 certificate
Chemical Structure
| Steel grade | C (%) | Si (%) | Mn (%) | P (%) | S (%) | Cr (%) | Mo (%) |
|---|---|---|---|---|---|---|---|
| 25CrMo4 | 0.22–0.29 | 0.10-0.40 | 0.60 – 0.90 | ≤ 0.025 | ≤ 0.035 | 0.90–1.20 | 0.15-0.30 |
| 25CrMoS4 | 0.020-0.040 |
Mechanical Features
| Steel grade | Size range Ø (mm) | Yield Strength Re (N/mm²) | Tensile strength Rm (N/mm²) | Elongation A5%, L | Reduction of area Z %, L | Impact strength KV, +20⁰C (J), L |
|---|---|---|---|---|---|---|
| 25CrMo4 | 40 mm < Ø ≤ 100 mm | ≥ 450 | 700…850 | ≥ 15 | ≥ 60 | ≥ 50 |
| 25CrMoS4 | 100 mm < Ø ≤ 160 mm | ≥ 400 | 650…800 | ≥ 16 | ≥ 45 | |
| 160 mm < Ø ≤ 250 mm | – | |||||