SSTF - Precision seamless cold drawn tubes
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A wide range of carbon and alloyed steel, tailor made sizes, high ratio OD/wall

Applications: Realization of hollow shafts, tubular and mechanical components for the automotive and mechanical industry Manufacturing standards: EN 10305-1:2002
Standard steels: • Contruction: E235 (Fe 360 UNI7945 - Fe 35-2 UNI663 - St 35) E255 (Fe 410 UNI7945 - Fe 45-2 UNI663 - St 45) E355 (Fe 490 UNI7945 - Fe 52-2 UNI663 - St 52) E410 (20MnV6) • Casehardening: C10 – 16NiCrMo2 – 16MnCrS5 – 20NiCrMo2 – 17Cr3 – 20MnCr5 • Q+T: C22 - C30 - C35 - C45 - C60 - 25CrMo4 - 30CrMo4 - 42CrMo4 - 39NiCrMo3
Supplying conditions: + C (BK - as drawn) + LC (BKW - cold finished soft) + SR (BKS - SRA stress relieved annealed) + A (GBK - annealed) + N (NBK - normalized) * all heat treatments are in controlled atmosphere Heat treatment on request: Q+T , hardening , etc. Certification: according to international standards On request: cutting to fix length, cutting to fix length with deburring and washing , bevelling and machining according to customer's specification

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