• Hardox, Bisalloy, Creusabro, XAR, Quard Sumihard, Fora, Raex,JFE Everhard
  • Plat Boiler,A283Gr.C,SS400,Plat Kapal,A36,BKI,SM490,S355J
  • 3Cr12,210,304/304L,AISI 310,316/316L,403, 410,430,Durinox
  • AISI 1045,AISI 4140,AISI 4340,SCM415,SCM435,SCM440,DIN 42CrMo4,DIN 34NiCrMo6,
  • S45C,S50C,VCL140,VCN150,ASSAB,Bohler, Thyssenkrupp
  • SKD11, SKD61, SKS3, SKT4, HSS, Tungsteen Carbide
  • H-Beam,I-Beam,WF Beam,UNP,C-Channel,Besi Siku,King Cross, T-Section
  • Toko Besi,Jual Besi Baja,harga Plat dan RounBar

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Tabel Knoop Hardness Scale Material

Material Knoop
Hardness Scale
Wood - Pine 10
Copper 120
Limestone 125 - 150
Marble 140 - 180
Slate 140 - 250
Porcelain Fixtures & China 400 - 500
Glass & Ceramic 400 - 550
Ceramic Wall Tile 450 - 550
Porcelain Wall Tile 500 - 650
Porcelain Floor Tile 500 - 650
Marble Style Porcelain Floor Tile 500 - 650
Granite Style Porcelain Floor Tile 500 - 650
Granite 550 - 650
Quartz 820
Common Tool Steel 700 - 900
Tungsten Carbide 2,000
Diamond 7,000

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