SKU: 29291729193

Barre acier rond 20 mm - 16NC6

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Description

Barre acier rond 20 mm - 16NC6Barre acier rond 16NC6 La barre acier rond 16NC6, galement connue sous la dsignation 1. 5919 (16NiCr6), est un acier faiblement alli nickel chrome conu spcifiquement pour la cmentation. Il offre une excellente duret superficielle aprs traitement thermique, tout en conservant un noyau tenace et rsilient, idal pour les pices soumises de fortes contraintes mcaniques et aux frottements rpts. Cet acier est largement utilis dans l'industrie mcanique et

Barre acier rond 16NC6

La barre acier rond 16NC6, également connue sous la désignation 1.5919 (16NiCr6), est un acier faiblement allié nickel-chrome conçu spécifiquement pour la cémentation. Il offre une excellente dureté superficielle après traitement thermique, tout en conservant un noyau tenace et résilient, idéal pour les pièces soumises à de fortes contraintes mécaniques et aux frottements répétés.

Cet acier est largement utilisé dans l'industrie mécanique et automobile, notamment pour les engrenages, pignons, arbres et composants de transmission, où une combinaison de dureté de surface et de résilience interne est indispensable. Contrairement aux aciers trempés classiques (comme le 100C6 ou le 42CD4), le 16NC6 se distingue par sa capacité à durcir uniquement en surface, garantissant une longévité accrue des pièces mécaniques soumises aux impacts et aux charges cycliques.

🔎 Pourquoi choisir une barre acier rond 16NC6 plutôt qu'un autre acier ?

  • ✔ Idéal pour la cémentation → Obtient une surface dure (jusqu'à 60 HRC) tout en conservant un cœur tenace.
  • ✔ Grande résistance aux chocs et aux charges cycliques → Grâce à sa ténacité accrue, il évite les fissures prématurées.
  • ✔ Bonne usinabilité à l'état recuit → Permet des opérations de tournage et fraisage avant traitement thermique.
  • ✔ Faible distorsion après trempe → Assure une excellente stabilité dimensionnelle après durcissement.

Applications de la barre acier rond 16NC6

Grâce à sa capacité unique à durcir en surface tout en conservant un noyau ductile, la barre acier rond 16NC6 est utilisée dans les secteurs nécessitant des composants résistants à l'usure et aux efforts dynamiques :

  • ⚙ Fabrication d'engrenages et pignons → Transmission de puissance durable, réduction des frottements et résistance accrue aux charges répétées.
  • 🚗 Industrie automobile et ferroviaire → Composants de boîtes de vitesses, arbres de transmission et axes de suspension soumis à des contraintes sévères.
  • 🔩 Axes et arbres mécaniques → Excellente tenue mécanique dans les systèmes de roulements et guidages industriels.
  • 🛠 Outillage et machines industrielles → Pièces de précision telles que cames, douilles et éléments soumis à l'usure.
  • 🚜 Machines agricoles et engins de chantier → Composants exposés à des sollicitations mécaniques intenses et aux environnements abrasifs.

🔍 Comparaison avec d'autres aciers mécaniques :

  • 16NC6 vs 100C6 → Moins dur en masse, mais offre une meilleure résistance aux chocs grâce à son cœur ductile.
  • 16NC6 vs 42CD4 → Plus performant pour les pièces nécessitant une surface dure et une bonne résilience interne.
  • 16NC6 vs XC48 → Beaucoup plus adapté aux engrenages et axes mécaniques soumis aux frottements répétés.

Pourquoi opter pour la barre acier rond 16NC6 pour vos pièces de transmission et de précision

  • ✅ Cémentation optimisée → Permet d'obtenir une surface extrêmement dure (58-60 HRC) tout en gardant un cœur résistant aux impacts.
  • ✅ Grande tenue aux charges et à la fatigue mécanique → Idéal pour les engrenages et les axes soumis à des efforts continus.
  • ✅ Bonne usinabilité avant traitement thermique → Permet un usinage précis avant trempe, réduisant les coûts de fabrication.
  • ✅ Alternative économique aux aciers fortement alliés → Offre un excellent rapport performance/coût pour les pièces soumises aux frottements et impacts.

⚠ Précautions d'utilisation :

  • ❌ Doit être cémenté pour obtenir ses performances optimales → À l'état brut, il ne possède pas encore ses propriétés finales.
  • ❌ Soudabilité limitée → Un préchauffage est recommandé en cas d'assemblage par soudage.
  • ❌ Moins résistant en flexion qu'un acier trempé en masse (42CD4, 100C6) → À privilégier pour des pièces nécessitant une dureté superficielle.

Pourquoi acheter la barre acier rond 16NC6 pour vos pièces mécaniques et transmissions ?

  • 💡 Un acier conçu pour les engrenages, axes et arbres de transmission nécessitant une haute résistance à l'usure.
  • 💡 Une dureté superficielle élevée après cémentation, idéale pour les frottements répétés.
  • 💡 Un format rond parfaitement adapté aux pièces mécaniques en rotation et aux axes guidés.
  • 💡 Un excellent compromis entre usinabilité, dureté et résilience mécanique.

👉 Optez pour la barre acier rond 16NC6 et garantissez une performance durable à vos composants mécaniques et pièces de transmission ! 🚀

Shipping Notes
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Exchange/Return Notes
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SKU: 29291729193

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4.3 ★★★★★
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Mrs. Lynda A. M. Brown
Phoenix, US
★★★★★ 5
Wonderful face cleanser
Style: Tolerance Daily Foaming Facial Cleanser
The best product I have found for cleansing my make up off. I have rosacea and I find this to be so gentle on my face.
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Reviewed in the United States on May 27, 2026
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Mimi D.
Chelsea, US
★★★★★ 5
A foaming cleanser that doesn't dry out my skin!
Style: Tolerance Daily Foaming Facial Cleanser
I have very dry, reactive skin and initially looked past this face wash because it is foaming which is usually a no-go for my skin. I am pleasantly surprised with how well my skin tolerated this product. No dryness or irritation and my face felt clean. I also love that it is fragrance free because fragrances seem to really irritate my skin and who needs to smell their face wash? I am happy to say this is another great product from Avene!
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Reviewed in the United States on April 2, 2026
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Niki Picks
Chelsea, US
★★★★★ 5
Gentle cleanser for dry and sensitive skin.
Style: Tolerance Daily Foaming Facial Cleanser, Style: Tolerance Daily Foaming Facial Cleanser
I have dry and sensitive skin, and this cleanser has worked very well for me. It is very gentle on the skin and has not caused any irritation. The texture is light and foamy, it spreads easily across the face and rinses off without leaving any residue. After using it, my skin feels clean, soft, and comfortable, without any tightness. The size is quite large, which I find great because it lasts a long time with daily use. Overall, a simple but very pleasant cleanser for sensitive skin.
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Reviewed in the United States on April 13, 2026
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EMILEE LASOSKI
Massapequa, US
★★★★★ 5
Gentle Yet Effective—Perfect for Redness and Sensitive Skin
I’ve been really impressed with this Anua Azelaic Acid serum—it’s one of those products that feels gentle but still delivers noticeable results. The formula is lightweight and absorbs quickly, leaving no sticky or heavy feeling behind, which makes it easy to layer with the rest of my skincare. What stands out most is how soothing it is. The 10% azelaic acid helps calm redness and irritation while still being mild enough for sensitive skin. Combined with multiple types of hyaluronic acid, it keeps my skin hydrated and balanced instead of dry or tight.  Over time, I noticed my skin tone looking more even and less inflamed, especially in areas prone to breakouts or redness. It’s a great option if you want something that targets multiple concerns—like texture, redness, and hydration—without being too harsh. Overall, this is a fantastic serum for anyone dealing with sensitive or reactive skin. It’s effective, easy to use, and feels like a high-quality addition to a daily routine. I’ll definitely keep repurchasing.
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Reviewed in the United States on March 25, 2026
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Vanessa
Belleville, US
★★★★★ 5
Totally worth it!!
So I have combination skin with a tendency toward closed comedones and I decided to try this product because I heard that azelaic acid helps with closed comedones. Honestly, I didn’t have very high expectations because my closed comedones have been very stubborn. I was already using the COSRX BHA before introducing this product, but it worked very slowly, so I wasn’t really getting the results I wanted from that product alone. Let me tell you that once I introduced this product, I finally started seeing the results I was looking for. I have noticed that my closed comedones have been resolving way faster than when I was only using the BHA and my skin also feels softer and overall looks healthier. I also want to mention that even though I don’t get inflamed breakouts very often, when I do get one, I feel like this product helps it calm down and go away much faster. I did start incorporating it slowly, and I highly recommend that anyone who wants to start using this product do the same and not rush into using it every day right away. Despite that, I personally haven’t had any issues with irritation at all and I actually find it very soothing, but you always need to be careful when adding new actives to your routine. I am currently using this product 4-5 days a week, once a day, and on the days I do not use it, I use my BHA instead. I also find that this product lasts a long time, since you only need like five drops for the entire face and the consistency is very watery. I’ve been using it for around two months, and there is still plenty left. Overall, I really recommend this product because it has helped me a lot, and while I am not sure if this alone would be enough to treat closed comedones, I would definitely say it is a great complement to other treatments.
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Reviewed in the United States on January 27, 2026

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