Cobalt Based Alloy Wear and Corrosion Resistance Stellite Bushing

• Type: Stellite
• Custom Design: Accept
• Standard or Nonstandard: Nonstandard
• Hardness: 38-44HRC
• Density: 8.35g/Cm
• Color: Silver Grey
• Model NO.: D135/D84*H78mm
• Size: Customized
• Property: Wear and Corrosion Resistance
• Chemical Composition: Cocrw
• Valve Seat Application: Oil&Gas Industry
• Transport Package: Cardboard Box, Plywood Box
• Specification: D135/D84*H78mm
• Trademark: sytop
• Origin: Liaoning, China
• Production Capacity: 10000 Piece/Pieces Per

Product Description

Product Description

Cobalt Based Alloy Wear and Corrosion Resistance Stellite Bushing

 

Materials of our bushings--Cobalt-Based Alloy

            ---Excellent wear and corrosion resistance even at high temperatures up to 800

SYTOP cobalt base alloys are a range of cobalt-chromium-tungsten alloys with wear, corrosion, and high thermal resistance. It is widely used in oil & gas, machinery, wood cutting, automotive, paper and food processing industry etc.

Chemical compositions and properties (%)

Brand	C	Mn	Si	Cr	Ni	Mo	W	Co	Fe	P	S	Density (g/cm3)	Hardness (HRC)
TOPS 3	2.0-2.7	1.0	1.0	29-33	3.0		11-14	Bal.	3.0	≤0.03	≤0.03	8.55	51-55
TOPS 6	0.9-1.4	1.0	1.5	27-31	3.0	1.5	3.5-5.5	Bal.	3.0	≤0.03	≤0.03	8.35	38-44
TOPS 12	1.1-1.7	1.0	1.0	28-32	3.0		7.0-9.5	Bal.	3.0	≤0.03	≤0.03	8.40	44-49
TOPS 20	2.2-3.0		2.0	30-34	3.0	1.0	14-18	Bal.	3.0	≤0.05	≤0.05	8.65	53-59
TTG 25	2.2-2.8	1-3		27-32	7	Ta/Nb	14-19	Bal.	2-5			8.84	57-60
TTG 35	3.3-3.8	1-3		27-32	7	Ta/Nb	14-19	Bal.	2-5			8.80	60-63
T400	0.04		2.5-2.7	8-10		27-29		Bal.					55
T800	0.04		3.2-3.6	16-18		27-29		Bal.					58

The production process of our bushings

1. Powder metallurgy process

     A. Better metallurgical structure, better strength

     B. Various types of automatic pressing machines from 3 tons to 630 tons. The ordered profiles

          can be very flexible.

2. Investment casting process

    With different volumes of furnaces, the order quantity can be very flexible.

3. Machining

    CNC, lathing, drilling, milling, grinding, wire cutting, polishing

Technical requirements of our bushings

Your demands are dimensions, drawings, tolerance, surface finish, and radius.

Let us know your demands, and we'll reply to you within 12 hours.

Packaging and Shipping

 

Company Inforamation

FAQ