Stainless steel
1.4418 stainless steel
1.4418 is a martensitic stainless steel, EN X4CrNiMo16-5-1. Higher chromium than 1.4313, good toughness after QT. INDUSTRISTÅL supplies bar, cuts to length and ships with 3.1. 17-4PH when the strength is set by ageing.
Typical applications
- Shafts
- Valves
- Hardened stainless parts
Delivery conditions
- +QT or annealed
Designations
- W.Nr.
- 1.4418
- EN standard
- X4CrNiMo16-5-1
- SS (Sweden)
- 2387
- Group
- Stainless steel
Machinability and weldability
Procedure. Not 316L workshop welding.
Sawing and machining
Sawing. State the condition.
Certificates and documentation
EN 10204 3.1 as standard.
Dimension programme
| Form | Range | Note |
|---|---|---|
| Round bar | Ø20–200 mm | Hardenable stainless. Per job. |
| Flat bar | Cut to order | Stainless flat. |
| Plate | 2–50 mm thickness | State thickness and finish. |
| Seamless tube | Ø13.5–Ø508 mm | DN8–DN500. Wall up to 31 mm. ASME 1/4–16″. |
| Welded tube | Ø21.3–Ø610 mm | Welded stainless. Wall to ISO 1127. State whether the weld seam must be documented. |
| Fittings | Ø12–Ø2000 mm | ASME 1/2–60″ (Ø15–Ø1524 mm). Type A and B. Not a stock statement. |
| Flanges | Ø14–Ø2000 mm | ASME 1/2–60″ (Ø15–Ø1524 mm). PN 6–400. Not a stock statement. |
Parts of the range are held by European partners; other dimensions can be sourced. The range is not a current stock status in every diameter — stock is confirmed on enquiry.
Frequently asked questions
- What is 1.4418?
- Martensitic stainless steel 16-5-1. Hardened and tempered.
- 1.4418 or 1.4313?
- 1.4313 is 13-4. 1.4418 is 16-5-1. The drawing decides.
- Do you supply 1.4418 round bar?
- Yes. State Ø, length and condition.
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Send your enquiry
State grade, dimensions and quantity — or attach a drawing. We reply with a quote.