Our Services
1. Made by 100% Tungsten carbide original
raw materials 2. Various grades: WC 94%,Co 6%; WC
92%, Co 8%; WCNi and so on 3. Hip sintered, high
hardness, high wear resistance 4. High strength, good
temperature resistance and corrosion resistance 5.
Precise control on dimension 6. OEM Customized 7.
Accept trial small order and provide professional
technical support
Features of tungsten valve seat :
1.For sealing of valves of oil pumps in
petroleum industry's sand containing wells,
viscous oil wells, sea oil wells, high pressure
sulfur resistant oil wells, compatible
Cemented Carbide valve seats, etc.
2.Various grades for cemented carbide balls/pellets
can be supplied according to
customer's drawings.
3.The surface finish, tolerance class and tolerances
of dimensions have respectively reached the standards
of the machine industry
FAQ
Q1 : Are you Factory or trading company ? We
are Factory with 15 years of production experience.
Q2: Where is your factory located ? The company is
located in Kunshan City where Shanghai and Jiangsu
meet, is a high-tech joint-equity enterprise
integrating R&D, production and marketing of
cemented carbide series products. Q3: Is the price
Competitive? We have our own Factory. Thanks to
strong production and distribution system, we promise
to offer our customers the most competitive price.
Q4: Are the products of high quality Good performance
ball and valve seat by stellite alloy? Yes. All
products will be tested before bulk production, and
we will check the physical properties, shape and
tolerance for ensuring qualified products before
shipping. Q5: What’s your delivery time ? For the
normal type which we have mold it takes 3-7 days
after receiving the advance payment. For the non
standard which we do not have mold it takes 7-15 days
after receiving the advance payment.