High Temperature Wear and Corrosion Resistance Cobalt Based Stellite Valve Seats

• Material: Stellite
• Performance: Wear, Heat and Corrosion Resistance
• Standard: API Standard or Customized
• Condition: 100%New
• Warranty: 3 Years
• Size: Customized Size
• Model NO.: D56.4/D34*H30mm
• Product Name: Valve Seats
• Appilications: Ball Valve, Choke Valve, Piston Valve etc
• Customized Support: OEM, ODM, Obm
• Transport Package: Cardboard Box, Plywood Box
• Specification: D56.4/D34*H30
• Trademark: SYTOP
• Origin: Liaoning, China
• Production Capacity: 5000 Piece/Pieces Per Month

Product Description

 

Product Description

 

High Temperature Wear and Corrosion Resistance Cobalt Based Stellite Valve Seats

Materials of our valve seats

 Cobalt Based Alloy

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

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
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

 

 

Dimensions of our valve seats

API Valve Seat Standard

No.	Specifications	Dimensions OD/ID×H (in)	Weight (g/pc)
1	VII-106	0.793/0.460×0.500	22.81
2	VII-125	0.918/0.550×0.500	29.55
3	VII-150	1.168/0.670×0.500	49.53
4	VII-175	1.388/0.825×0.500	68.13
5	VII-200	1.478/0.960×0.500	69.05
6	VII-225	1.720/1.060×0.500	100.34
7	VII-250	2.010/1.310×0.500	127.04
8	VII-375-1	3.072/1.700×0.750	536.94
9	VII-375-2	3.072/1.880×0.750	484.12

Note: The unit weight is only for reference. The actual weight might have some variations.

 

The above specifications can not cover your demands? No problem. Just tell us what you want. Our design and production capability can make it completely as your needs.

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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 during 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 the 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 a single item can't reach the MOQ, the price should be the 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 workdays, but if not the delivery time would be around 20 workdays.
Q5: Can you manufacture  Special-shaped products?

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

A6: Yes, we will send the 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.
Your feedback is our best honor, please do not hesitate to give us your valuable feedback and we can let you feel more confident about our company and products.

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