TGK SPECIAL STEEL PVT. LTD.

Forged + Annealed + Turned Bar 81.0 - 1000mm Hot Rolled Annealed & Peeled Bard 14.5 - 80.0mm 2.0 - 14.4mm SIZE: ROUND Cold Drawn/Ground Bar Thickness 5mm - 150mm Width 5mm - 810mm SIZE: FLATS Thickness 5mm - 12mm Width 810mm - 2500mm SIZE: SHEETS 64 60 56 52 980 1000 1020 1040 1060 1080 1100 1120 1140 ( ℃ ) (HRC) 67 66 65 64 63 62 61 60 59 58 57 56 55 1000 1020 1040 1060 1080 1100 1120 ( ℃ ) (HRC) TSFD2 High purity, small size and uniform distribution of carbides, high harddenability, small deformation in heat treatment, good toughness, excellent wear resistance, and long service life. MAIN CHARACTERISTICS Intermediate Frequency Furnace Ladle Furnace Vacuum Degassing Spray Forming SMELTING METHOD O 20 ~ 400 C Density at room 3 temperature (Kg/m ) 7.70 Specific heat of room temperature (J/Kg.K) Heat conductivity at the temperature of O 200 C (W/m-K) Elastic mouldus 2 (N/mm ) -6 Coefficient of Linear expansion (x10 K) 450 20 210,000 11.3 12.1 O 20 ~ 200 C PHYSICAL PROPERTY ULTRASONIC FLAW DETECTION Flaw Detection Standard : according to SEP1921-E/e level of flaw detection and GB/T6402-2008 level 4 of assessment or upon customer- specific requirements. MAJOR APPLICATIONS  Long-life precision cold stamping die, cold shear die, thread rolling die, imprinting die;  Precision measuring tools, such as advanced guages;  Long-life cold heading mold;  Roller steel and parts with high segregation requirements. CHEMICAL COMPOSITION (%) C Mo Mn P W 1.5 V S *** 0.75 0.4 0.03 Si 0.35 Cr 12.0 0.015 0.75 CLEANLINESS Thick 1.0 Class A 1.5 1.0 Class B Class C Class D Thin Thick Thin Thick Thin Thick Thin 2.0 1.5 1.5 1.0 1.5 DELIVERY STATE 1) Delivery in annealing state, annealing hardness 255HB; 2) The inhomogeneity of eutectic carbide is less than or equal to grade 2 or grade 3 for respectively diameter 200mm or for diameter 300mm SPECIFICATION PRODUCT Forged Round Steel SPRAY INGOT mm 16 ~ 300 POWDER METALLURGY COLD WORKING TOOL STEEL 38