Stellite Valve Bonnet

Has good resistance to heat, wear and corrosion, such as turbochargeer parts,Used in Strong friction-resistant parts, such as wear-resistant flange, pump shaft sleeve and seaming ring.

 

 

 

 

cobalt base alloy  is a range of cobaltchromium alloys designed for wear resistance. It is a 

completely non magnetic and corrosionresistant cobalt alloy. Th

stellite valve bonnets/ stellite 6  valve cages for API V11 valves

Material: stellite alloy (Brand:3,6,12,20,etc. upon the application )

Process: powder metallurgy / precision casting 

Density: 8.4g/cm3

Hardness: 37-55HRC 

Dimensions: upon customer's need

 

Cobalt base alloy

   HRC

 

                                     Typical Applicaiotn

Chemical %

C

Cr

Si

Mo

Fe

W

Ni

Co

other

JX-Co 400Pm

54

0.2

8.5

2.6

28.5

1.0

 

1.0

Bal

 

 Automotive engine tubocharger parts

Jx-Co 3Pm

53

2.3

31.0

1.0

 

3.0

12.5

3.0

Bal

1.0

Sealing valve seat, gear pump, homogenizing valve

Jx-Co 6Pm

40

1.1

29.0

1.5

 

3.0

4.5

3.0

Bal

1.5

                                 Steam & Chemical valve seat

Jx-Co 12Pm

44

1.4

30.0

1.0

 

3.0

8.6

3.0

Bal

1.0

                               Sealing ring , Wear-Resistant sleeve

Jx-Co 20Pm

56

2.4

32.0

1.0

 

3.0

17.0

3.0

Bal

1.5

                             Ball Valve,valve,seat,Homogenizing valve

Jx-Co 20Pm.H

59

2.8

34.0

1.0

 

2.0

18.0

2.0

Bal

1.5

Valve Ball

Jx-Co 100Pm

61

2.0

33.0

1.0

 

3.0

19.0

3.0

Bal

1.5

Extrusion die

Jx-Co 20M2Pm

57

2.4

32.0

1.0

 

3.0

17.0

3.0

Bal

3.0

Extrusion die

Nominal composition (mass%) and physical properties

Co

Cr

W

C

Others

Hardness

Density

Melting range

Base

27-31

3.5-5.5

0.9-1.4

Ni, Fe, Si, Mn, Mo

38-44HRC

8.35g/cm³

1280-1410ºC

 

FAQ

Q1: What is the Warranty for our products ?

A1: We own high precision grading machine to control geometry dimensions and apply ultra fine grain size substrate coated with high performance coatings to guarantee the lifetime of our products, which can satisfy every working condition.If any quality problems on our side occurred in this period , we will take on the shipping cost and replacement.
Q2: Do you provide free samples?

A2: Yes, usually we provide free samples for testing under the condition of freight paid by customer.

Q3: What is your minimum order requirement?

A3: We will indicate the MOQ for each item in the quotation sheet. We accept the sample and trial order. If the quantity of single item can't reach the MOQ, the price should be sample price. 
Q4: What is the delivery time of your products?

A4: It depends on the inventory availability.If items needed are in stock, the delivery time would be within 8 work days, but if not the delivery time would be around 20 work days.
Q5: Can you manufacture  Special-shaped products?

A5: Yes, we can. We can produce both standard and special prosucts. We can make them according to your drawings and samples.
Q6: May I have my order working schedule ?

A6: Yes, we will send working schedule of your order each week. We will inspect and test all merchandise in case of damaging and missing parts before shipment. The detailed inspection pictures of the order will be sent to you for your confirmation before delivery.