Ningbo Langsun Tungsten Carbide Co., Ltd.

Our main products include tungsten carbide wear parts, mechanical seal rings and sleeves, nozzles, carbide blade, carbide mining bits, drilling bits, drill tools, tungsten carbide inserts, tungsten rods and plates, carbide cutting tips, roll for high speed rolling for steel bar, tungsten balls and seats, tungsten jewelries, and non-standard customized tungsten carbide products.
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Tungsten carbide sleeve

Tungsten carbide throttle valve for oilfield

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 We have many kinds of tungsten carbide bushing products, with good materials, excellent performance and good wear resistance. To make our products high machining accuracy, keeping operation precision, prolong the life time of rolling axletree, we strictly control our quality, and have a high reputation in our industry. We produce many OEM carbide sleeves for our clients all over the world.

Specifications carbide sleeve for sealing  1.100% raw material  2.trial order accept  3.finished and blanks available  4.professional suggest

Application: Tungsten Carbide Shaft Sleeves are often used in water pump, oil pump and other pumps, especially used for high pressure or corrosion resistance pumps, flow restrictors, servo seat. Various grades and types we can supply, feel free to ask us, Thank you!

Advantage 1.Full-set quality control  2.Strict quality inspection  3.Tight Tolerances  4.Technology Support  5.As international standard  6.Good quality and prompt delivery

Cobalt Binder Grades

Grade

Binder (Wt %)

Density (g/cm3)

Hardness (HRA)

TRS (≥N/mm²)

YG6

6

14.8

90.0

1520

YG6X

6

14.9

91.0

1450

YG6A

6

14.9

92.0

1540

YG8

8

14.7

89.5

1750

YG12

12

14.2

88.0

1810

YG15

15

14.0

87.0

2050

YG20

20

13.5

85.5

2450

YG25

25

12.1

84.0

2550

Nickel Binder Grades

Grade

Binder (Wt %)

Density (g/cm3)

Hardness (HRA)

TRS (≥N/mm²)

YN6

6

14.7

89.5

1460

YN6X

6

14.8

90.5

1400

YN6A

6

14.8

91.0

1480

YN8

8

14.6

88.5

1710

Tungsten Carbide Sleeve Tungsten Carbide Sleeve Tungsten Carbide Sleeve

 OIL CARBIDE SLEEVE

Tungsten Carbide Sleeve


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