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Grade

ISO Grade

Hardness

Density

Bending Strength

Recommended Application

YG6X

K10-K15

91-93

14.8-15

≥1600

Suitable for little stress conditions, produce for small diameter steel wire, non-ferrous metal wire or rod.

YG6

K10-K20

90.5-92

14.8-15

≥2000

Suitable for large stress conditions, produce for medium diameter of steel wire, non-ferrous metal wire or rod.

YG8

K20-K30

89.5-91

14.6-14.8

≥2100

Suitable for steel, non-ferrous metal and alloy rod and tube,and is suitable for manufacturing machinery parts, tools materials and wear parts

YG8C

K20-K30

89-90.5

14.6-14.8

≥2200

Coarse grain size carbide,suitbale for drilling medium hard or hard stratum with f less than 14th and the coal bed containing hard rock;Coal Cutter Bits;Oil Field Bits,and Hammer Drill bits.

YG9

K20-K30

87.5-89

14.3-14.5

≥2200

With good good resistance, impact resistance and good shock resistance, suitable for carbide drills, drill pills.

YG9C

K20-K30

87.2-88.6

14.4-14.6

≥2300

Coarse grain, with good wear resistance, suitable for drilling hard rock.

YG10

K20-K30

87-88.5

14.3-14.6

≥2300

With good abrasion resistance, excellent impact resistance and good shock resistance, suitable for cemented carbide buttons and flat-tio-serrated compacts.

YG11

K30-K40

89-90.2

14.2-14.5

≥2300

With good wear resistance, suitable for producing nail making moulds,nails specially for cement industry

YG11C

K30-K40

86.5-88

14.2-14.5

≥2400

Coarse grain, with good wear resistance, suitable for drilling hard rock.

YG12

K30-K40

86.5-88

14.1-14.4

≥2400

With good toughness, suitable for making steel pipe, steel, non-ferrous metal and alloy rods, bars,tubes

YG15

K40

87-88.5

13.9-14.2

≥2400

Low wear resistance, high bending strength and impact toughness. Suitable for cemented carbide dies,stamp dies and mould cores,etc.

YG15C

K40

85-86.5

13.9-14.2

≥2450

With very good impact and shock resistance,suitable for tungsten carbide dies and mould cores,etc.

YG20

83-85

13.4-13.6

≥2700

Suitable for wear parts, plates and mechanical parts.

YG20C

82.5-84.5

13.4-13.6

≥2700

Suitable for cold heading moulds,cold punching moulds and cold rolls for standard parts and tools in various industries.

YN6

90.5-92.5

14.8-15.1

≥1700

With good corrosion resistant,excellent wear resistance,suitable for mechanical seal parts.

YN7

90-92

14.7-14.9

≥1800

With good corrosion resistant,excellent wear resistance,suitable for mechanical seal parts.

YN10

86-88

14.3-14.6

≥2000

With good corrosion resistant,suitable wear resistance.