High-speed steel, Bars
Steel grade: 1.3343 (HS6-5-2) under DIN EN ISO 4957
- diameter Ø 5,0 - 32,0 mm
- length 2,0 – 4,0 m
- roughness Ra ≤ 2.5 mkm
- quality grade h9, h10 (k9, k10)
Hot-rolled bars, turned:
- diameter Ø 15 - 95 mm
- length 3,0 – 5,0 м
- roughness Rz ≤ 40 mkm
Forged bars, turned:
- diameter Ø 100 - 250 mm
- length 2,5 – 5,0 m
- roughness Rz ≤ 80 mkm.
Diameter deviation for all bars is allowable only in positive tolerance limits.
Chemical composition, deviation of chemical composition and other technical requirements are under DIN EN ISO 4957 and/or special requirements agreed by a buyer and the seller.
The bars are delivered annealed after machining.
According to buyer’s requests, the bars can be manufactured with increased requirements for nonmetallic inclusions content, carbide size, austenite grain size and carbide uniformity.
Ultrasonic inspection is under SEP 1920 class C/c for bars with diameter up to 100 mm and under SEP 1921 class D/d for bars with diameter over 100 mm
Quality certificate is according to the requirements of EN 10204 3.1B and DIN EN ISO 4957.