Supply Of Different Type Ring Hammer For Uprvunl Thermal Power Plants , Toothed Ring Hammer For Secondary Crusher Chemical Composition – Manganese Steel Grade -Iv, Composition As Per Is: 276/1978 C = 0.7% To 1.3% Mn = 11.5% To 14% Ni = 3% To 5% S = 0.96% Max. P = 0.09% Max. Si = 1% Max. Technical Specification – Id = 240 Mm, Od = 354 Mm Max., No. Of Teeth = 8 No., Width Of Teeth = 60 Mm, Width Of Hammer = 102 Mm, Weight = 30Kg (± 0.5 Kg) After Casting And Heat Treatment Hardness = 229 Bhn Teeth Elevation = 25 Mm Tolerance: Is 4897 Class – Ii Dimension As Per Drawing/Sample , Ring Hammer Of Manganese Steel Confirming To Ls 276/1978 Grade- Iv Having Following Composition: Carbon: 0.7 To 1.3% Manganese: 11.5 To 14%, Silicon: 01% Max. Sulphur: 0.06% Max., Phosphorous: 0.09%, Nickel: 03 To 05%, Weight Of Each Hammer: 20 Kg (±0.5 Kg), Width Of Hammer Should Not Exceed 100 Mm In Any Case, Material Hardness: 229 Bhn Max. (1 Set= 76 No.) Other Dimension As Per Drawing/Sample. , Ring Hammer Toothed: Size-140X226x330, Material- Cast Mn Steel (Is 276, Gr Iii), Weight- 39.5Kg, As Per Drawing/Sample , Crusher Hammer (Is-276/1978) For Russian Crusher For Chd-Ii, Btps Material:Manganese Steel (Duly Heat Treated) 1 Set=99 Nos. Finish Weight Of Each Hammer: 61 Kg (±100 Gm.), Hardness: 210 To 229 Bhn Tolerance As Per Is- 4897 Class-Ii Other Dimension As Per Drawing/Sample. , Plane Ring Hammer For Elecon Make Crusher 1 Set=26 Nos. Material: Manganese Steel (Mn-11.5 -14%) Weight: 45 Kg. Approx. Each Hammer Grade-Iv, Is: 276-1978 Id-210 Mm., Od-310 Mm., Hight/Depth-140 Mm. Dimension As Per Drawing/Sample , Tooth Ring Hammer For Elecon Make Crusher 1Set=28 Nos. Material: Manganese Steel (Mn-11.5 -14%) Weight: 33 Kg. Approx. Each Hammer Grade-Iv, Is: 276-1978 Id-210 Mm., Od-310 Mm., Hight/Depth-140 Mm. Head Type 25, Curvature Angle-48 Degree Teeth Top Portion Width- 25 Mm. Dimension As Per Drawing/Sample , Tooth Ring Hammer For Tsl Make Crusher 1Set=76 Nos. Model No.- Rg 1228 Material: Manganese Steel (Mn-11.5 -14%) Weight: 24 Kg. Approx. Each Hammer Grade-Iv, Is: 276-1978 Id-182 Mm., Od-282 Mm., Hight/Depth-98 Mm. Top/Bottom Thickness- 60/38) Dimension As Per Drawing/Sample , Ring Hammer For Coal Crusher Specification: - No Of Teeth= 06 Weight Of Each Hammer= 19Kg To 19.5Kg Outer Diameter1= 270Mm Outer Diameter2= 241Mm Internal Diameter= 174Mm Elecon Drg.No. M07195/2 Material:Austenitic Manganese Steel Grade-Iv As Per Is 276-78 Hardness= 229 Bhn Max Note:- Each Set Having 55 Nos. Of Hammers. Dimension As Per Drawing/Sample , Ring Hammer For Coal Crusher For 2X110 Mw Specification: - No Of Teeth=08 Weight Of Each Hammer=19 Kg To 19.5 Kg Outer Diameter 1=245Mm Outer Diameter 2=223Mm Internal Diameter =155Mm Material:Austenitic Manganese Steel Grade-Iv As Per Is 276-78 Hardness= 229 Bhn Max Note:- Each Set Having 55 Nos. Of Hammers. Dimension As Per Drawing/Sample , Toothed Ring Hammer:Material Composition: Manganese Steel Grade-Iv, Composition As Per Is-276/1978, C: 0.7% To 1.3%, Mn: 11.5% To 14%, Si: 1% Maximum, P: 0.9% Maximum, S: 0.096% Maximum, Ni: 3 To 5%Dimension: - Id: 175 Mm. Od (Including Tooth): 265 Mm. Od (Excluding Tooth): 240 Mm. Width Of Tooth: 50Mm. Width Of The Hammer: 100 Mm. No Of Teeth: 08 Nos Equidistance:50Mm Teeth Elevation: 12 Mm Physical Properties: Hardness Of Hammer = 280 Bhn Maximum Finished Weight Of Each Hammer After Casting & Heat Treatment = 20 Kg To 20.5 Kg Tolerance = Is 4897 Class Ii, Material: Austenitic Manganese Steel Grade-Vii (As Per Is276) 1 Set= 76 Nos. Of Hammers (Dimension As Per Drawing/Sample) , Coal Crusher Hammer As Per Drawing Duly Forged Hard Faced By Borc Electrodes 4 Mm Or Equivalent Electrodes For Coal Handling Plant Of C Tps, Htps. Material: En-8 Forged Steel, Ultrasonic Tested Technical Specification: (A) Finished Weight Of Coal Hammer 63 Kg ± 100 Gms. (B) Three Faces Of Hammer To Be Provided 6 Mm Thick Hard Coating With Borc Electrodes. (C) Hardness Of Hard-Faced Surface Should Be 450 Bhn To 500 Bhn.(D) Before Hard Facing Bhn Should Be 200 To 320.Note- Each Set Consist Of 70 Nos. Hammers. (As Per Drawing And Sample) , Toothed Ring Hammer Of Cast Mn Steel Grade- Iii Conforming To Is-276 (Latest Amendments) Unit Weight: 20 Kg (±2%) Dimension (In Mm): - Id: 178 Mm Od (Including Tooth): 265 Mm Od (Excluding Tooth): 240 Mm Width Of Tooth: 50 Mm Width Of The Hammer: 99±1 Mm No Of Teeth: 08 Nos. Equidistance At 50Mm Chemical Composition: - Carbon: 1.05 To 1.35% Manganese: 11.5 To 14%, Silicon: 01% Max. Sulphur: 0.025% Max., Phosphorous: 0.08%, Chromium: 1.5 To 2.5%, Physical Properties: Hardness Of Hammer = 180 – 229 Bhn (Max) Finished Weight Of Each Hammer Each Casting & Heat Treatment = 20 Kg To 20.4 Kg Tolerance = Is 4897 Class Ii (1Set= 76 Nos.) (As Per Drawing And Sample) Note: Addition Of Extra Weight By Welding Or Otherwise With Parent Metals To Maintain Required Hammers Weight Is Not Permissible In Any Case. , Toothed Ring Hammer Of Cast Mn Steel Grade-Iii Conforming To Is-276-1978 (Latest Amendments) Unit Weight: 30 Kg (±01 Kg.) Chemical Composition: - Carbon: 1.05 To 1.35% Manganese: 11.5 To 14%, Silicon: 01% Max. Sulphur: 0.025% Max., Phosphorous: 0.08%, Chromium: 1.5 To 2.5%, Technical Specification:Weight Of Each Hammer: 30Kg (±01 Kg.) Id:230 Mm, Step Dia: 290 Mm, Od: 333Mm (Max.), Width Of The Teeth: 75 Mm, Width Of Hammer: 105 Mm, No. Of Teeth: 08 Nos. Teeth Elevation: Square Type (90 Deg) Physical Properties: Tolerance: Is-4897 Class-Ii Weight Variation: (±01 Kg.) Manganese To Carbon Ratio: 10:1 Hardness: 180 Bhn To 229 Bhn Hammer Should Be Free Foundry Defect. Weight Of Each Hammer Is To Be Written On Each Hammer. Note: Addition Of Extra Weight By Welding Or Otherwise With Parent Metals To Maintain Required Hammers Weight Is Not Permissible In Any Case. (Dimension As Per Drawing/Sample)
