TGK SPECIAL STEEL PVT. LTD.

COLD WORKING TOOL STEEL TG O1 (DIN-1.2510)  Blanking and stamping dies for cutting sheet metals up to 6 mm thickness, threading tools, drills, broaches, measuring tools, plastic moulds, shear blades. APPLICATIONS Good edge-holding ability, high hardenability, close tolerance on heat treatment. STEEL PROPERTIES PRODUCTION PROCESS EAF LF VD ESR FORGED (5TONS HAMMER) Forged Annealed & Turned Hot Rolled & Annealed Peeled (HRAP) Cold Drawn / Centreless Ground : 81.0 - 610mm : 14.5 - 80.0mm : 2.0 - 14.4mm ANNEALED CONDITION ROUND BAR: UT STANDARD: SEP 1921, (DEC.84)E/e DELIVERY STATUS: In Annealed Condition REDUCTION RATIO: As 1:4 or 1:5 Forged + Annealed + Turned Bar 81.0 - 610.0mm Hot Rolled Annealed & Peeled Bard 14.5 - 80.0mm 2.0 - 14.4mm SIZE: ROUND Cold Drawn/Ground Bar FLAT BAR: EAF LF VD ESR FORGED HOT ROLLED (850) ANNEALED CONDITION SIMILAR STEEL GRADE BRAZIL VILLARES VND AUSTRIA BOHLER K460 GERMANY DEW 1.2510 SLOVANIA RAVNE OW4 HITACHI SGT JAPAN NIPPON KS3 SANYO QKS3 CHINA TG 01 (1.2510) Indian IS Chemical Analysis Typical Value % (Min - Max) Delivery Condition C S P Si Mn Ni Cr Mo V W other Heat Treatment Hardness 0.90- 1.05 1.00- 1.20 *** 0.50- 0.79 *** Annealed CHEMICAL COMPOSITION (%) 01 (1.2510) 0.50- 0.70 *** 0.40- 0.60 *** *** *** HB230 < 0 Tempering C HRC 0 100 C 64 0 200 C 0 300 C 0 400 C 62 57 53 Thickness 14mm - 100mm Width 200mm - 710mm SIZE: HOT ROLLED FLAT BARS / SAND BLASTED & MACHINED STRAIGHT SIZE: SHEETS Thickness 0.5mm - 12mm Width 810mm Length 2500mm HEAT TREATMENT CONDITION 0 Soft annealing C 740-770 Cooling Furance 0 Hardening from C 780-820 in Oil or hot bath O 180-220 C 64 Hardness and quenching HRC 33