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Product Introduction
Marine engine intake valves are manufactured from premium heat-resistant alloy steel with high-density forging processes. They are designed to control the fresh air intake into the combustion chamber, ensuring optimal volumetric efficiency. Our intake valves feature high mechanical strength and excellent impact toughness, enabling them to withstand the high-frequency opening and closing during engine operation.
They are fully compliant with CCS classification society certification standards, making them ideal for both ship repairs and new engine assemblies.
We supply full-range spare parts for marine main engines, auxiliary engines, oil purifiers, air compressors, turbochargers and other marine equipment. Both genuine original spare parts and high-quality OEM replacement parts are available.
Complete models & sufficient stock, supporting bulk supply for shipyards, ship owners and marine service companies worldwide.
一、MAIN ENGINE
Our company specializes in providing comprehensive spare parts for all the aforementioned brand ship engines, including cylinder liners, pistons, injectors, connecting rods, seals, bearings, oil heads, plungers, and more. We offer both stock availability and customized supply options to meet the maintenance needs of various marine diesel engine systems
Product Advantage
1. High-Grade Heat-Resistant Steel, Stable Elasticity
Adopts high-toughness alloy steel with integral forging, maintaining stable structural strength and elasticity under high-frequency operation.
2. Precision Mirror Grinding, Perfect Sealing
The valve stem and seat undergo precision grinding with a tolerance of 0.008mm, ensuring a tight seal and preventing gas leakage.
3. Advanced Surface Strengthening
Surface hardening treatments reduce friction and wear at the valve guide, extending the maintenance interval to 12,000+ hours.
4. CCS Certified & 100% Quality Check
Undergoes strict non-destructive testing and dimensional verification to guarantee zero defects before delivery.
Product Uses
1. Main Propulsion Systems in Long-Distance Ocean Vessels Intake valves are critical for the main propulsion systems of ocean-going vessels, including large container ships, oil tankers, and bulk carriers. During long-distance voyages, these valves ensure a steady and sufficient supply of fresh air into the combustion chamber, which is essential for maintaining optimal fuel-to-air ratios and maximizing thermal efficiency. By providing a reliable seal and precise timing, our intake valves help prevent power instability and reduce fuel consumption, ensuring the ship can maintain cruising speed even under variable sea conditions and heavy loads.
2. Harbor Tugs and Offshore Support Operations For harbor tugs and offshore platform supply vessels that frequently operate under variable loads and intermittent idling, intake valves play a vital role in ensuring smooth engine startups and stable idling performance. The high-strength materials and precision fit prevent air leakage and ensure consistent compression pressure. This reliability is crucial for vessels requiring high maneuverability and quick response times in narrow harbor waters or harsh offshore environments, where any engine stuttering or failure could lead to significant operational risks and economic losses.
MAIN ENGINE | MAN B&W | S26MC,L/S35MC,L/S42MC,L/S50MC,L/S60MC,L/S70MC,L/S80MC,L/S90MC,S46MC-C,S50MC-C,S60MC-C,S70MC-C,S80MC-C,S90MC-C,K90MC-C,K98MC-C,K/L45GF(CA),55GF(CA),67GF(CA),80GF(CA),90GF(CA) |
WARTSILA | 6L20,9L20,8L32,R22,R32,L20,L32 | |
PIELSTICK | PC2-2,PC2-5,PC2-5L,PC2-5V,PC2-6,PA4,PA5,PA6 | |
HANSHIN | EL30-44,ELS-35,44,LH-28G,LU24-54,LUN28AR(G),LUS24-58,LF46-58 | |
NIIGATA | 16HS,16X,18CX,19HX,20AX,25BX,25CX,26AFTE,26KGHS,28AFTE,28BX,28KGHS,31EZ,31X,32CLX,34AFTE | |
SULZER | RTA38,RTA48,RTA52,RTA58,RTA62,RTA68,RTA72,RTA76,RTA84,RL(A/B)56,RL(A/B)66,RL(A/B)76, RL(A/B)90,RND68,RND76 | |
AKASAKA | A31,A34,A38,A41,A45,AH25,AH27,AH28,AH30,AH38,AH40,K28,K31,DM28FD,DM38FD,DM40FD,DM51SS | |
MITSUBISHI | UEC33LSE,UEC37LA,UEC45LA,UEC50LS,UEC52LA,UEC52LS,UEC60LS,UET45/75C,UET45/80D, UET52/90D,UET52/105H | |
AUX.ENGINE | MITSUBISHI | S6A,S6B,S6R,S6N,S16N,S16R,S12R,SA2 |
MAN B&W | 16/24,20/27,21/31,23/30,25/33,28/32,32/40,48/60,58/64 | |
YANMAR | HAL,KL,KDL,KFL,RAL,MAL,S165,S185,M200,M220,T220,T240,T260,Z280,N165,N18,N21,N165,N260,N280, N330,NY16,EY18,EY22,EY26,4CHL,6CHL | |
DAIHATSU | DK20,DK26,DK28,DK32,DL16,DL19,DL20,DL22,DL24,DL26,DL28,DL32,DS18,DS19,DS22,DS26,DS28,DS32, DS40,PK14,PK16,PL24,PL26,PS18,PS20,PS22,PS26,PS30 |
FAQ
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: Usually T/T100% in short delivery, if the delivery is long 50% as deposit, and 50% 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 7 to 10 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.
