| DIN 17742 Designation | Common Trade Name | Key Characteristic | Typical Application | |----------------------|--------------------|--------------------|----------------------| | 2.4496 | NiFe 48 | High permeability at low induction | Relay cores, transformer laminations | | 2.4499 | NiFe 72 (Mu-metal) | Very high permeability | Magnetic shielding (medical, electronic) | | 2.4541 | NiFe 54 (Radiometal) | High initial permeability | Sensitive magnetic amplifiers | | 2.4473 | NiFe 36 (Invar) | Extremely low thermal expansion | Precision instruments, LNG tank supports | | 2.4475 | NiFe 42 (Kovar-type) | Matches glass/ceramic sealing | Transistor headers, integrated circuit packages |
Introduction: Why DIN 17742 Still Matters In the world of precision engineering, material standards are the silent guardians of quality. One such critical standard that has stood the test of time is DIN 17742 . If you have searched for a "DIN 17742 PDF," you are likely involved in designing, manufacturing, or sourcing components that require specific nickel-iron alloys with controlled thermal expansion properties. din 17742 pdf
But finding a reliable, legible, and complete version of this standard can be challenging. This comprehensive guide will explain everything you need to know about DIN 17742, its scope, the materials it covers, and—most importantly—how to correctly access and use a DIN 17742 PDF for your professional projects. DIN 17742 is a German industry standard titled "Wrought nickel-iron alloys with special magnetic properties or specific coefficients of thermal expansion – Chemical composition, properties, and tolerances." (Original German title: Nickel-Eisen-Legierungen mit besonderten magnetischen Eigenschaften oder bestimmten Wärmeausdehnungskoeffizienten ). | DIN 17742 Designation | Common Trade Name
Yes. Beuth Verlag publishes DIN 17742:2002-07 (E) . The "E" stands for English. Order that if your team is not fluent in German technical terms (e.g., Wärmeausdehnungskoeffizient = coefficient of thermal expansion). But finding a reliable, legible, and complete version
If you are only selecting a material, a supplier data sheet may suffice. But if you are writing a purchase specification or defending a design in litigation, you need the full PDF. Conclusion: Get the Right DIN 17742 PDF – Legally and Completely Searching for a "DIN 17742 PDF" is the first step toward precision metallurgy. This standard is not just a document; it is a tool for avoiding material failure, ensuring repeatable magnetic performance, and meeting contractual requirements.
No. But you can use it for cross-certification. Many European OEMs (like Siemens, Bosch, ThyssenKrupp) require DIN 17742, while US customers may ask for ASTM F30 or A753. Know your market.