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Heat Resisting and Highly Heat Resisting Materials for Bolts and Nuts; Quality Specifications
18Cr11NiMoNbVN, 18Cr12MoVNbN, 2Cr11NiMoNbVN, 1.4916, 17H11MFNb, Z20CDNbV11, Z 20 CDNbV 11, Z21CDNbV11, Z 21 CDNbV 11, MM12G, 4916-600-77-J, X18CrMnMoNbVN12, X 18 CrMnMoNbVN 12, SUH600, F SUH 600, X19CrMoNbVN11-1, X 19 CrMoNbVN11-1, 1.4913, 56 T 5, 56T5, 1.4916, 18Ch11MNFB, 18Х11МНФБ, 2Х11МФБН, ЕП291
| ITEM | Standard Number | Descriptions |
|---|---|---|
| 1 | DIN 17240 (1976) | Heat Resisting and Highly Heat Resisting Materials for Bolts and Nuts; Quality Specifications |
| 2 | DIN EN 10088-1 | Stainless steels - Part 1: List of stainless steels |
| 3 | DIN EN 10269 | Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties |
| 4 | DIN EN 10302 (2002) | Creep resisting steels, nickel and cobalt alloys |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.16 | 0.22 | ||
| Si | 0.10 | 0.50 | ||
| Mn | 0.30 | 0.80 | ||
| P | 0.035 | |||
| S | 0.035 | |||
| Cr | 10.0 | 11.5 | ||
| Mo | 0.50 | 1.00 | ||
| Ni | 0.30 | 0.80 | ||
| V | 0.10 | 0.30 | ||
| Nb | 0.15 | 0.50 | ||
| N | 0.05 | 0.19 |
| Tensile strength | 644～572 | σb/MPa |
| Yield Strength | 525 | σ 0.2 ≥/MPa |
| Elongation | 79 | δ5≥(％) |
| ψ | - | ψ≥(％) |
| Akv | - | Akv≥/J |
| HBS | 146～954 | - |
| HRC | 30 | - |
| Thermal expansion | 89-57 | e-6/K |
| Thermal conductivity | 89-39 | W/m.K |
| Specific heat | 450-460 | J/kg.K |
| Melting temperature | 3172-9235 | 째C |
| Density | 7624-4551 | kg/m3 |
| Resistivity | 0.50-0.60 | Ohm.mm2/m |
| Steel Grade | Specification | Processing range(mm) |
| X19CrMoNbVN11-1,1.4913 Stainless Steels | Round Bar and Hollow Bar | Φ1 to Φ2000 |
| Square and Flat Steel | Φ10 to Φ100 | |
| Plate and Sheet | 0.08-800(Thickness)*10-1500(Width)*Length | |
| Tube or Pipe | OD:Φ4-410; WT:1-35 mm; Lenght:10-12000 | |
| Coil and Strip Steel | THK:0.1mm Width:1500mm | |
| Forged | Ring/Cylindrical/Disk |
