推荐用途
牌号
Grade		 化学成分(%)
Chemical Composition 		硬度
Hardness
HRA±0.3		 密度
Density
g/cm±0.1		 抗弯强度
TRS
n/mm		 晶粒度
Grain Size
m		 推荐用途
Applications recommended
Wc Co
ZK10 94 6 90.3 14.95 3250 1.6~2.4 各种规格冲击和潜孔钻头球齿，凿进中硬岩层
Used for making varlous sizes ofbutions for hammer & DTH bits for drilling in mediumhhard formatio
ZK10A 93.5 6.5 91.5 14.90 3200 1.6~2.4 各种规格冲击和潜孔钻头球齿，凿进中硬岩层
Used for making varlous sizes ofbutions for hammer & DTH bits for drilling in mediumhhard formatio
ZK15 92 8 88.8 14.75 3300 2.4~3.2 用于各种钻头球齿、片齿、耐磨零件
Used for making various buttons and disk cutters for rock bits as well as for making wear rstant parts
ZK15A 92 8 90.5 14.75 3400 1.6~2.4 用于冲击和潜孔钻头球齿，凿进软硬交错、含夹层的岩层
Used for making buttons for hammer & DTH bits for drilling in interbeddedform ation andtedaced soft & hard formation
YG9C 90.5 9.5 87.8 14.55 2700 2.4~3.2 用于冲击和潜孔钻头球齿凿岩用的钎头，钻凿中硬岩石、坚硬岩石，亦适用于切含有坚硬夹石的截煤机齿、石油钻头
Suitoble for bore bit of percussion rotary rock chill drilling meclium hard and fairly hardrock teeth of coal cutter cutting coal cutter cutting coal with hard don basses oil drill bit
YG11C 89 11 87.0 14.40 2800 2.4~3.2 适用于镶制重型凿岩机冲击回转凿岩机用的钻头钻凿硬岩层坚硬岩
Applied to inlay the drill bit for heavy-duty and bore bit of percussion rotary rock drill drilling hard rock
YG13C 87 13 86 14.20 2800 2.4~3.2 强度好耐磨性较好适用于制造石油牙轮钻或复合片
Strength good wear resistance better applied to manulacture oil drilling or composile cone
YG15C 85 15 85.5 14.00 2800 2.4~3.2 强度很好耐磨性较低适用于制造石油牙轮钻或复合片
High strength wear resitance comparatively lower
Applice to manufactu-re rticom compound pieces
ZK20 91 9 87.5 14.60 2700 2.4~3.2 韧性好适用于坚硬岩石的凿岩
Toughness good for hard rock drilling
ZK25 90 10 87 14.50 2800 2.4~3.2 韧性极好适用于极硬岩石的凿岩
Excellent toughness to extremely hard rock drilling