Nonstandard sleeve:
Introduction:
The cemented carbide nonstandard sleeve and bushing are mainly designed according to the customer’s requirement. The nonstandard bushing adopts 100% virgin materials, precision pressing, HIP sintering and advanced machining processes. Hard alloy sleeve is widely used in the special valve industry, with long service life and reliable quality.
There is a big choice of sizes and types of sleeves. We can also recommend, design, develop, produce and supply the sleeve according to the drawings and requirements of the customers.
Product Parameter:




ΦA | ΦB | ΦC | D | E | F | G |
47 | 4 | 26 | 50 | 7 | 42 | 6.2 |
25 | 19 | 20 | 26 | 16 | 7 | 7 |
Grade Offering:
A series of grades have been developed to meet the needs of sleeves and bushings. Some of grades are as follows:
Grades | Physical Properties | Areas of Application | Major application and characteristics | ||||
Hardness | Density | TRS | Corrosion | Erosion | Toughness | ||
HRA | g/cm3 | N/mm2 | C | E | T | ||
GF50H | 88.2-89.2 | 13.95-14.15 | ≥3000 | ▲ | ● | ■ | It is suitable to make nonstandard sleeves used in oil & gas and chemistry industry due to high impact-resistance and wear resistance. |
GU10 | 92.5-93.5 | 14.8-15.00 | ≥2700 | ▲ | ● | ■ | It is suitable to make sleeves due to high hardness and good wear-resistance. |
● Recommended application area
■ Secondary application area
▲ Alternative application area
Product details:
Material: Cemented carbide WC+ Co
Payment term: TT
Delivery date: 3 to 6 weeks
Packing: Export standard or customized packaging
Market: American market
Our Advantages:
HIP sintered
Customized sizes accepted
Stable quality control
Our Services:
Metallurgical services
Grade recommendation/application advice
Dimensions to carbide grades analysis available
Production Process:

Our Certification:

FAQ:
Q1: Could you offer OEM and ODM service?
A: That is ok; we have rich experience in OEM service. Professional R&D department is ready to design products to fit your specifications; they can offer the professional advice and drawings for you!
Q2: How many production lines in your factory?
A: There are 4 main production lines, RTP, cutting tool blanks, wear parts and mold making.
Q3: What certification do you have?
A: We are ISO quality and environment certified, ISO9001 and ISO14001.
Q4: What’s the payment term?
A: T/T, 30% as deposit before production, balances before shipment.
Q5: What is your minimum order requirement?
A: It depends on the product. Different product has different MOQ. We will inform you MOQ when we quote. Please send enquiry if you need.
Packaging & Delivery:
The products will be packed by standard export carton packing (carton box, plastic box, and plywood box).

Our customers have many methods of transportation to choose from.

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