Inlet valve seats for NVD48A2U, marine valve parts engine valves

Product Description

Product name	INLET VALVES EXHAUST VALVES ENGINE VALVES
Raw material for valve spindle	Si-Cr(4Cr10Si2Mo),Ni-Cr-Mn-N(23-8N),Ni-Cr-W(SNCRW),NI(NI80A)
Harden process for valve seat"s surface	High frequency quenching,High alloy welding
Raw material for valve spindle	Si-Cr(4Cr10Si2Mo),Ni-Cr-Mn-N(23-8N),Ni-Cr-W(SNCRW),NI(NI80A)
Harden process for valve stem	Chrome-plating,Nitriding,Quenching/Spray welding
Tecnology	end welding piece stellite; "U" quenched valve; Hollow sodium-   filling valve; small end welding piece valve; stellited valve; cone surface  quenched valve; welded valve; tufftrided valve; hard chrome plated valve
Material	Normal material: INLET SUH1(40Cr) ; EXHAUST SUH3(4Cr9Si2)
	Best material: INLET SUH3(4Cr9Si2) ;  EXHAUST SUH35(21-4N).

    Inlet valve seats for NVD48A2U, marine valve parts engine valves About engine valve Generally Raw Material:  Intake valve: 4Cr9Si2; Exhaust valve: 21-4N, 21-4N+4Cr9Si2, also customized.  Material Especially for Marine valve spidles: 1. Si-Cr (4Cr10Si2Mo);2. Ni-Cr-Mn-N (23-8N);3. Ni-Cr-W (SNCRW);4. NI (NI80A) Harden process for valve seats' surface: 1. High frequency quenching; 2. High alloy welding Harden process for valve stem: 1. Chrome-plating; 2.Nitriding 3.Quenching/Spray welding  Simple dimension arrange of our valves: d: 10-100mm; D: 45-500mm; L: 120-1787mm  Advantages: High Attrition and Temperature Endurance; High Erosion and Concussion Endurance; Good hardness, wear Company Information Shijiazhuang Hongfa Internal Combustion Engine Fittings Factory was estabished in 1990.We have 500 employees.  24 year’s Expert of engine valves, for motorcycle, automobile, truck, bus, train and ship, generators,  The largest engine valve factory in Northern China. Inspection and Test equipment   Processing procedure     Packing &Shipping       other product valve guide,valve seat,valve oil seal   FAQ 1.stem-diam: 4.5mm-40mm; head-diam: 20mm-150mm; full-length: 50mm-800mm 2. We accept customized. 3. ISO9001:2000 4.Intake valve: 4Cr9Si2; Exhaust valve: 21-4N, 21-4N+4Cr9Si2, also customized. 5.Warranty: 2 years or 160 000 kilometers 6.within 7 days if in stock; within 25 days if no stock 7.Port: Any port in China.     Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, 
we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages 
before you pay the balance.

Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.

Q4. How about your delivery time?
A: Generally, it will take 30 to 60 days after receiving your advance payment. The specific delivery time depends 
on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, 
no matter where they come from.
    Our Services 1. OEM Manufacturing welcome: Product, Package... 
2. Sample order 
3. We will reply you for your inquiry in 24 hours.
4. after sending, we will track the products for you once every two days, until you get the products. When you got the goods, test them, and give me a feedback.If you have any questions about the problem, contact with us, we will offer the solve way for you.   In order to offer satisfied services for the consumer,we can produce engine valve according to OEM NO.,drawing,sample and custom manufacturing for the specifical engine valve. We will try our best to give you the best service!   If you have any question, contact me !   contact information    Contact person: Cherry Gao    Skype: cherrygao*2015*    QQ :2068858112    Mobilephone: +8613315966003    Email:AlisaLiang (at) hfenginevalve.cn