TGK SPECIAL STEEL PVT. LTD. - HANDBOOK

The Name You Can Trust www.tgkssl.com - 21 - Descriptions and data in the file are typical cases. We will not make guarantee for them. Besides, we reserve the final right to interpret improvement in materials, quality and/or performance. Steel Grade (TG 4241 / TG 4341) Steel Properties: It is mainly used to produce drill, tap, saw bit and high efficiency wood tool. Applications : It is an economical low alloy high-speed steel with good red hardness, good toughness and thermal plasticity. It is generally used soft and moderate intensity metal. Chemical Composition: (%) C Si P W Mo Mn Special grade TG4341 0.90-0.95 0.83-0.93 1.80-2.50 3.50-4.50 1.00-1.20 2.50-3.50 Cr 4.00-4.50 3.80-4.40 V 0.80-1.00 1.20-1.80 0.25-0.40 0.20-0.40 0.80-1.20 0.70-1.00 0.030 0.030 S 0.020 0.020 TG4241 < < < < DELIVERY STATUS : As Cold drawn / Hot rolled / forged, in annealed condition. UNDER ANNEALED CONDITION : Hardness : HB205-255 REDUCTION RATIO : As 1:4 or 1:5 4mm to 100mm SIZE : Squares SIZE : Sheets Thickness 0.5mm to 12mm Width 810mm Length 2500mm PRODUCTION PROCESS: EAF LF VD ESR BLOOM IN FOLLOWING MACHINE : QUICK FORGING (12.5MN), HAMMER, PRECISION FORGING Precision Forging Hot Rolled & Annealed Peeled Hot Rolled & Sand Blasted (Coil) Cold Drawn Centreless Ground : 81-255mm : 14.5-80mm : 2.0 -13.5mm : 2.2-14.4mm SIZE : Rounds Cold Drawn/Centreless Ground Bar Coil 2.0 - 13.5mm Forged bar 81.0 - 255.0mm Hot Rolled Bar 14.5 - 80.0mm 2.0 - 14.4mm SIZE : Flats Thickness 5mm - 150mm Width 5mm - 810mm HIGH SPEED STEEL