上海总部：上海市浦东新区航头镇航鸣路28号8幢 Shanghai headquarter：No.8 Building,No.28,Hangming Road, Hangtou Town, Pudong New District, Shanghai, China 201317 Tel: +8621 58070631/32/33 E-mail: sales1@hunter-sh.com 全球性一站式船舶动力系统维修 保养方案解决专家 昆山分部：江苏省昆山市千灯镇少卿东路15号 上海瀚特船舶配件有限公司 Kunshan Branc No.15, shaoqing east road, kunshan city, jiangsu province SHANGHAI HUNTER MARINE CO.,LTD 伦敦：London: +44 1992 807893 E-mail: uk@hunter-sh.com 迪拜：Dubai Tel: +971 4 441 65 40 Fax：+971 4 441 65 43 AOH: 00971 56 363 7986 E-mail: dubai@hunter-sh.com 香港：Hong Kong：Unit B, 7F., Empire Land Commercial Centre, 81-85 Lockhart Road, WanChai E-mail: hk@hunter-sh.com 土耳其：TURKEY：Dumankaya Ikon Ercüment Batanay Sk. No:14/B - A2 Blok Daire: 6 Ataşehir/İstanbul/Turkey Tel/Fax: 0090-216 510 09 34 AOH: 0090-532 798 39 10 E-mail: turkey@hunter-sh.com 微信公众号 釜山：Pusan Office E-mail: pusan@hunter-sh.com

HUNTER Be roses all the way 瀚特：助您一帆风顺 为船舶发动机系统提供覆盖全球的、专业的技术咨询、维修保养、配件供应以及物流配送等产业链综合服务 平台；为船舶航运保驾护航。 Providing marine engine system with industry chain comprehensive service platform including the global, professional technical consultation, repair and maintenance, spare parts supply and logistics distribution; protecting and escorting for shipping.

企业介绍 企业介绍 Corporate introduction Corporate introduction Global one-stop ship power system repair Corporate maintenance solution expert introduction 全球性一站式船舶动力系统维修 企业介绍 保养方案解决专家 上海瀚特船舶配件有限公司是一家集船舶发动机技术咨询、维修保养、配件供应、仓储物流服 务为一体的船舶动力系统配件服务商。公司致力于打造全球化、智能化以及信息化的船舶动力 系统服务平台，为全球船舶发动机维修保养提供专业、高效的服务。客户对瀚特的产品质量、 交付环节以及技术咨询满意度始终处于行业前列。服务船型已覆盖至散货、油轮、集装箱等船 型，客户已覆盖中国、美国、欧洲、中东和亚太地区。 公司自成立以来，以“专业和创新”为理念，打造了一支技术一流、反应快速、配送精准服务 团队，推动船舶动力系统服务行业整体水平的提升，已为500多艘船舶提供了满意的服务，树 立了良好的业界口碑。 公司拥有强大的船舶动力系统信息收集能力，储存了大量的一手资料，同时通过多年的维修经 验，积累了丰富的技术数据，支撑瀚特逐渐成为行业内的方案解决专家。瀚特通过在全球主要 港口设立服务网点，增加配件能力，提高物流效率，为船舶动力系统提供一站式服务。 Shanghai Hunter Marine Co., Ltd. is a marine power system accessories service provider integrating ship engine technical consultation, maintenance, spare parts supply and warehousing logistics services. The company is committed to building a global, intelligent and information-based ship power system service platform, providing professional and efficient services for the maintenance and repair of ship engines worldwide. Customers’ satisfaction with the product quality, delivery and technical consultation of Hunter is always at the forefront of the industry. Service ship type has been covered to bulk cargo, tankers, containers and other ship types, and customers have covered China, the United States, Europe, the Middle East and Asia Pacific. Since its establishment, the company has built a first-class, fast-responding, accurate delivery service team with the concept of “professionalism and innovation”, promoting the overall level of the ship power system service industry. It has provided satisfactory services for more than 500 vessels and established a good reputation in the industry. The company has a strong marine power system information collection capability, and has stored a large amount of primary technical data. At the same time, through years of maintenance experience, it has accumulated a wealth of technical data, supporting the company to gradually become a solution expert in the marine engine spare parts sales and service field. By setting up service outlets in major ports around the world, Hunter has increased accessories capabilities, improved logistics efficiency to provide one-stop services for ship power systems.

企业文化 企业文化 Corporate Culture Corporate Culture 企业精神 Corporate spirit 服务理念 Service philosophy Hunter, live up to your choice 执着专注 科学严谨 高度负责 一丝不苟 Perseverance, Scientific rigor Highly responsible, Meticulous 瀚特，不辜负您的选择 企业价值观 Corporate values 经营方针 Management policy 专业 责任 真诚 以信息数据和知识为指导 以技术专业为核心支撑 Profession, Responsibility, Sincerity 以客户的所托为最高使命 以客户航运安全为目的 企业信条 Corporate creed Taking information data and knowledge as guidance, Taking technical specialty as the core support 为航运保驾护航 Taking the client’s trust as the highest mission, Taking the Protect and escort for shipping customers’ shipping safety as purpose 经营理念 Business philosophy 产业构成 Industrial composition 助力中国船舶动力服务商行业快速发展 服务产业包括：散货船舶、油轮、集装箱船舶等航 运服务产业 与船舶产业链上下游建立战略合作关系 The service industry includes: Ship main engine production 提供一站式船舶动力维护保养综合服务 supporting and after-sales parts business for general cargo ships, bulk carriers, oil tankers, liquefied petroleum gas 成为船舶动力领域权威性方案解决专家 carriers, chemical tankers and container ships Helping the rapid development of China’s marine 管理原则 Governing principles power service industry Establishing strategic partnerships with upstream and 以技术为指导的科学意识 downstream of the ship industry chain 以结果为导向的责任意识 Providing one-stop comprehensive service for marine 高效、务实、严谨、专业 engine maintenance Becoming an authoritative solution expert in the field of Scientific consciousness guided by technology marine power Result-oriented sense of responsibility Efficient, pragmatic, rigorous, professional

团队与管理 团队与管理 Team and management Team and management Social commitment 订单处理团队 Order processing team make perfection more perfect 瀚特严密监控市场需求，科学化仓储。仓库订单均采用条码管理， 厚德载物 精益求精 软件监控，实时更新。 Hunter strict monitors market demand and scientifically stores. 公司自成立以来，十分注重企业团队建设，企业员工始终将企业价值观贯彻在工作实践当中。专业、责任、真诚，是我 Warehouse orders are all managed by bar code, software monitoring 们瀚特人的基本素养。员工都拥有超强的科学意识和责任意识，在服务过程中具有高度负责，严谨认真的工作态度，保 and real-time updating. 证工作中的专业性和准确性，使企业服务更高效。 同时，公司还定期邀请在MDT和Wartsila两大品牌机型产品管理以及技术服务经验丰富的专业人士给予员工培训。经过 技术咨询团队 Technical consulting team 专业人士的培训，公司改善了仓库储备，进行科学化库存管理，同时加强对产品入库、质量检查、产品出库、包装物流 整个流程进行控制管理。 瀚特技术部门聘请在造船厂有着丰富经验的从业人员，对瀚特的客 Since its establishment, the company has paid great attention to the construction of corporate teams, and its employees have 户进行专业问题的解答。 always implemented corporate values in their work practices. Professionalism, responsibility and sincerity are the basic qualities The technical department of Hunter employs professionals with rich of our members of Hunter. Employees have a strong sense of scientific awareness and responsibility. They have a highly respon- experience in the shipyard to answer professional questions for its sible and rigorous work attitude in the service process, ensuring professionalism and accuracy in their work, and making customers. corporate services more efficient. At the same time, the company also regularly invites professionals who have rich experience in product management and 登船维护团队 Boarding service team technical services from MDT and Wartsila brand models to provide training to employees. After the training of professionals, the company improved the warehouse reserve, carried out scientific inventory management, and at the same time, strength- 瀚特聘请实践经验丰富的人员，帮助客户登船检查，维修。用严谨 ened the control and management of the whole process of product warehousing, quality inspection, product outgoing and 科学的态度，以及丰富的经验，为客户保驾护航。 packaging logistics. Hunter employs experienced people to help customers board the ship for inspection and maintenance service. With rigorous and scientific attitude, and rich experience to the customer escort.

服务项目+服务对象 服务项目+服务对象 Service Project + Service Object Service Project + Service Object Know your power system better 服务内容 Service content and solve your motivation problems 技术咨询 Technical consultation 船舶维护 Ship maintenance 更懂你的动力系统，解决你的动力问题 解答客户涉及船舶动力领域的专业问题，专业技术 船舶靠港的维护修理、保养，零件专属配送 瀚特作为国内首屈一指的船舶服务商，拥有专业的技术团队，和经验丰富的维护检修人员，能为您更高效更精准的解决 支持，为航行保驾护航 船舶动力系统问题。 Repair and maintenance, exclusive distribution of As the leading ship service provider in China, Hunter has a professional technical team and experienced maintenance and repair Answering customers’ professional questions in the parts of the ship by the port. personnel, which can help you solve the problem of ship power system more efficiently and accurately. field of marine engine, providing professional technical support and escorting for navigation. 零件售卖 Parts sales 仓储物流 Warehousing and logistics 专注船舶主机零部件售卖，均采用原厂或者OEM配 仓储科学化，机动化，多样化，严密的物流 件，准确无误，提高零件安全性 监控，控制成本 Focusing on the sale of ship main engine parts, all using warehousing is scientific, motorized and genuine parts or OEM parts to improve the safety of diversified, strict monitoring logistics and parts. controlling the cost. 目标客户 Target customer 造船厂、主机厂、船东等 Shipyard, main engine factory, shipowner, etc.

四大优势 四大优势 Four advantages Four advantages Innovation breakthrough, leading the development of the industry Innovation breakthrough, leading the development of the industry Company advantage— 瀚特从顾客提供和多年服务经验中总结信息，采用先进的科研技术手段进行详 船舶制造业属于高精尖产业，从整体设计到零部件设计，往往差之毫厘，失之千里。作为服务 Company advantage— technical services data information 细调研，建立了独属于瀚特的庞大信息网，掌握了船舶制造信息、运行年限、 商，瀚特始终秉持专业化服务，建立一流的专业化团队，可以为客户提供岸上故障处理技术支持 靠港信息、维护维修时间、所需零部件数据等。通过瀚特的数据库，瀚特实现 公司优势之技术服务 服务业务，同时与一些专门的技术服务公司签订了战略合作伙伴协议。瀚特长期开展对MAN 公司优势之数据信息 了科学库存，高效服务，精准配送。 Diesel\&Turbo (MDT）、Winterthur Gas \& Diesel (WinGD）以及J-ENG等发动机专利的学习 新 Hunter summed up the information from customers and years of service experi-创 创 和研究，熟练掌握理论知识，同时结合大量的实际维修经验，形成了一支高度专业化的技术团 新 突 ence, conducted detailed research with advanced scientific and technological 突 破 means, established a huge information network unique to Hunter, mastered the 队。公司还定期邀请有MDT和Wartsila两大品牌机型产品管理以及技术服务经验的专家、工程师 破 ︐ shipbuilding, operation years, port information, maintenance and repair time, and ︐ 引 the required parts data. Through the unique database, Hunter has realized 给予员工系统化的培训，加强全体人员对船用低速二冲程机技术的知识学习。 引 业领 scientific inventory, efficient service and accurate delivery. 领 行 The shipbuilding industry is a highly sophisticated industry. From the overall design to the design of parts and 行 components, it is often a slight discrepancy may lead to a serious error. As a service provider, Hunter always 业 展发 adhered to professional services, establishes a first-class professional team, can provide customers with 发 onshore troubleshooting technical support services, and signed strategic partnership agreements with some 展 specialized technical service companies. The company has long been engaged in the study and research of engine patents such as MAN Diesel \& Turbo (MDT), Winterthur Gas \& Diesel (WinGD) and J-ENG, and is proficient in theoretical knowledge, at the same time, it combines a large number of practical maintenance experience to form a highly specialized technical team. The company also regularly invites experts and engineers with MDT and Wartsila brand product management and technical service experience to provide systematic training to employees, and strengthen the knowledge of the lowspeed two-stroke engine technolo- gy for all personnel.

四大优势 四大优势 Four advantages Four advantages Innovation breakthrough, leading the development of the industry Innovation breakthrough, leading the development of the industry Company advantage— 瀚特立足于建立全球性的服务网络，快速响应。通过网点为客户提供海外技术 瀚特通过自有的强大数据库，可以根据船舶和客户信息，做到以市场为导向的 Company advantage— 科学仓储，对产品入库、质量检查、产品出库、包装物流整个流程进行全程控 accessory management service network 支持、检测维护、涉外事务等服务，尽力满足客户海外需求。 制管理，条码化管理，确保髙效率，零误差。为确保零部件安全使用，瀚特提 目前，在全球范围内，我们拥有多个服务站点包括伦敦，伊斯坦布尔、迪拜、 供的船舶部件都是原厂原装，确保与船舶系出一家，提高了购买零部件的精准 公司优势之配件管理 性的同时，确保船舶安全航行。 公司优势之服务网点 香港、釜山、上海。而且，在美国、巴西、新加坡有紧密战略合作的技术服务 Through its own powerful database, Hunter can achieve a market-oriented 新创 公司，可以提供登船服务。 scientific storage based on ship and customer information, which can control and 创 manage the whole process of product warehousing, quality inspection, product 新 突 Hunter is based on the establishment of a global service network to respond warehousing, and packaging logistics in a whole process and can also ensure high 突 破 quickly, which can provide customers with overseas technical support, testing and efficiency and zero error through bar code management. In order to ensure the 破 ︐ maintenance, foreign affairs and other services through outlets, and strive to safe use of the spare parts, the ship parts provided by Hunter are all original, ︐ 引 meeting customers' overseas needs. ensuring that they are tied together with the ship, improving the accuracy of 引 领 At present, Hunter has many service stations around the world including London, purchasing spare parts and ensuring the safe navigation of the ship at the same 领 行业 Istanbul, Dubai, Hong Kong, Pusan and Shanghai. Moreover, technical service time. 行 发 companies with close strategic cooperation in the United States, Brazil and 业 展 Singapore can provide boarding services. 发 展

未来——发展规划 未来——发展规划 The Future - Development Plan The Future - Development Plan Hunter, 我们希望建立一个全球化的智能船舶服务平台，全面实现高效率、低成本、低耗能的行业目标，营造一个配件精准、交 building a global intelligent 易公正的船舶配件流通市场，为客户提供智能化的一站式服务能力。未来5年，通过直营和联合服务，在全球持续扩大服 ship service platform 务网点；持续推动数据信息化能力，提升智能化水平，推动行业持续发展；实现每年30%以上增长目标。 瀚特，打造全球的智能化船舶服务平台 We hope to establish a global intelligent ship service platform to fully realize the high-efficiency, low-cost and low-energy industry goals, and create a ship fittings circulation market with accurate accessories and fair trade, and provide customers with intelligent one-stop service capabilities. In the next five years, through direct sales and joint services to continue to expand service network globally; continue to promote data informatization capabilities, enhance the level of intelligence, and promote the sustainable development of the industry; achieve the growth target of more than 30% per year.

配件产品系列 配件产品系列 Accessories product series Accessories product series Hunter 气缸单元 Cylinder Unit Know your power system better 缸套 缸盖 活塞头 瀚特，更懂你的动力系统 CYLINDER LINER CYLINDER COVER PISTON CROWN 瀚特产品主要是用于MDT和WARTSILA这两家国际知名主机设计商的低速船用柴油机系列，产品涵盖MAN和 WARTSILA 低速柴油机的所有机型，供应的产品均为原厂件、授权厂件以及OEM代工厂件。 并且，瀚特与国内沪东重机有限公司（HHM），宜昌船舶柴油机厂（YMD），中船三井造船柴油机有限公司 （CMD），大连船用柴油机有限公司（DMD），珠海玉柴船舶动力股份有限公司 （YCMP）等造机厂均建立了 良好的合作关系，能够提供MAN ME系列及WARTSILA FLEX和X系列的主机原厂备件。 HUNTER's products are mainly low-speed Marine diesel series for two internationally renowned engine designers, MDT and WARTSILA. Our products cover all types of low-speed diesel engines of MAN and WARTSILA. Supply of the products are original pieces, authorized factory and OEM contract. In addition, HUNTER has established good cooperation relation between the manufacturers and factories of Shanghai hudong machinery co., LTD. (HHM), China Shipbuilding Industry Corporation Diesel Engine Co.,Ltd (CSE), and CSSC-MES Diesel Co.,Ltd.(CMD), Dalian Marine diesel engine co., LTD. (DMD), and Zhuhai yuchai Marine power co., LTD , HUNTER able to provide original MAN ME series and WARTSILA FLEX and X series of main engine spare parts. 瀚特能够提供的产品系列 Series of main engine spare parts MAN B\&W品牌 WARTSILA品牌 活塞杆 填料函总成 连杆 MC,MCC系列 RND，RLB系列 PISTON ROD GLAND BOX,COMPLETE CONNECTING ROD ME系列 RTA系列 MAN B\&W RT-FLEX系列 MC,MCC ME W-X系列 WARTSILA 水套 活塞环 气缸单元密封件 RND，RLB WARTER GUIDE JACKET PISTON RING SEALING RING RTA RT-FLEX W-X

配件产品系列 配件产品系列 Accessories product series Accessories product series 喷油系统 Fuel lnjection System 排气阀及控制系统 Exhaust Valve and Control Unit MAN 针阀和喷嘴 WCH 针阀和喷嘴 喷油器 燃油增压泵备件 MAN’S SPINDLE GUIDE \& NOZZLE WCH’S NEEDLE BODY \& ATOMIZER INJCETION VALVE,COMPLETE TOP COVER COMPLETEt\&HYDRAULIC PLUNGER,etc 排气阀总成 阀杆和阀座 空气缸 EXHAUST VALVE,COMPLETE EXHAUST VALVE SPINDLE\&BOTTOM PIECE AIR CYLINDER 高压油泵阀件 各型柱塞 燃油喷射控制单元 ME机型液压单元 排气阀导套 排气阀单元 排气阀壳1 PUSH ROD AND VALVES FUEL PUMP PLUNGER,COMPLETE INJECTION CONTROL UNIT COMPLETE HYDRAULIC CYLINDER UNIT GUIDE BUSH EXHAUST VALVE CONTROL UNIT, COMPLETE VALVE CAGE ONE 燃油增压泵 比例阀 高压燃油管 高压油泵执行器 排气阀壳2 各型O型圈及支撑环 伺服油泵及修理包 FUEL OIL PRESSURE BOOSTER PROPORTIONAL VALV FUEL PRESSURE PIPE FUEL PUMP ACTUATOR VALVE CAGE TWO O RING AND BACK-UP RING SERVO OIL PUMP \& SERVICE KIT

配件产品系列 配件产品系列 Accessories product series Accessories product series 启动控制系统 Start Control System 主机液压伺服系统 Hydraulic Power System or Servo Oil System 各型示功阀1 示功阀2 示功阀3 HPS总成 活塞泵及附件 蓄压器 INDICATOR VALVE ONE INDICATOR VALVE TWO INDICATOR VALVE THREE HIGH PRESSURE SYSTENTEM PISTON PUMP ACCUMULATOR 示功阀4 控制空气阀组 启动阀 伺服油泵 连轴节 比例阀1 INDICATOR VALVE FOUR CONTROL AIR UNIT STARING VALVE,COMPLETE OIL PUMP COUPLING PROPORTIONAL VALVE ONE 压力传感器1 压力传感器2 主启动阀控制阀 比例阀2 压力控制单元1 压力控制单元2 PRESSURE TRANSDUCER ONE PRESSURE TRANSDUCER TWO CONTROL VALVE PROPORTIONAL VALVE TWO PRESSURE CONTROL VALVE UNIT ONE PRESSURE CONTROL VALVE UNIT TWO

配件产品系列 配件产品系列 Accessories product series Accessories product series 气缸注油系统及其附件 Cylinder Lubrication and accessories 轴承及轴瓦 Bearing and Shell 主轴瓦、主轴承盖、十字头轴瓦、连杆轴瓦、十字头轴承盖；凸轮轴（排气凸轮、燃油凸轮、供油单元） MAIN BEARING SHELL、Main bearing cap、CROSSHEAD BEARING SHELL、CRANKPIN BEARING SHELL、CROSSHEAD BEARING CAP、Camshaft、（Exhaust cam、Fuel cam、SUPPLY UNIT） APLHA\&MK2注油器机器备件 主控制单元 缸套注油枪 轴瓦 轴承盖1 轴承盖2 ALPHA\&MK2 CYLINDER LUBRICATOR UNIT MASTER CONTROL UNIT (MCU) LUBRICATOR QUILL BEAING SHELL BEARING COVER ONE BEARING COVER TWO 润滑油分配块 伴热电缆 ALM-20控制单元 凸轮轴及修理凸轮 换向摇臂1 换向摇臂2 PROGRESSIVE BLOCK DISTRIBUTOR HEATING CABLE ALM-20 CONTROL PANEL CAMSHAFT \& REPAIR CAM LINK FOR REVERSING ONE LINK FOR REVERSING TWO ALM-20控制单元 液位开关 油中水传感器 气阀滚轮导筒 油泵滚轮导筒 凸轮 ALM-20 CONTROL BOX LEVEL SWITCH WARTER IN OIL SENSOR ROLLER GUIDE FOR EXHAUST FUEL PUMP ROLLER GUIDE CAM

配件产品系列 配件产品系列 Accessories product series Accessories product series 主机仪表仪器 Various Instrument 主机紧固螺栓 Various Nuts and Bolts 转速表、各型温度传感器、温度开关、压力传感器、压力控制开关、温度表（各型）、压力表，压差开关、压差计；流量传感器、液位开关以及油雾检测传感器 液压拉伸器、维护专用工具；双头螺栓、单头螺栓以及垫片、螺母等 （Graviner MK6\&MK7、Daihatsu、Schaller）电源控制模块等 Hydraulic jack, complete、RECOMMENDED SPECIAL TOOLS、STUDS、SCREW、GASKET、NUT TACHOMETER、TEMPERATURE SENSOR、TEMPERATURE SWITCH、Pressure transducer、PRESSURE SWITCH、THERMOMETER、Pressure gauger，DIFFERENTIAL PRESSURE SWITCH、U-TUBE GAUGE；FLOW DETECTOR、LEVEL SWITCH、OIL MIST DETECTOR SENSOR（Graviner MK6\&MK7、Daihatsu、Schaller）、POWER SUPPLY UNIT 电源模块 各类电磁,气控阀件 各类位置传感器 示功器 高压油管和接头 工具箱 POWER SUPPLY MANUAL VALVE\& SOLENOID VALVE INDUCTIVE SENSOR INDICATOR HIGH PRESSURE PIPE FUEL TOOL BOX 角度编码器 太阳能表温度传感器和温度开关 温度传感器 螺栓 液压拉升器 液压拉升器 SHAFT ENCODER,COMPLETE(BOX) TEMPERATURE TRANSMITTER \& TEMPERATURE SWITCH TEMPERATURE SENSOR SCREW HYDRAULIC TENSIONING DEVIVE TENSIONER JACK 压力开关,压力传感器 油雾探测器 油中水传感器 活塞头吊装工具 主机专用工具 特殊工具 PRESSURE TRANSMITTER OIL MIST DETECTOR SENSOR WARTER IN OIL SENSOR TOOL FOR PISTON CROWN TOOL FOR ENGINE SPECIAL TOOL

服务案例 服务案例 Service case Service case 案例1 Case One Case Two 案例2 2016年7月，大庆轮RTFlex58TB 主机运行时间32400小时，主机运行状况检查服务 2017年7月，”SBI Cakewalk ”轮，主机型号：MAN 6S60MEC，运行时间14420小时，主机检修服务 The main engine of s.s.”Daqing” RTFlex58TB running time in July 2016 is 32400h, check-up service for main engine running status “SBI Cakewalk” steam ship, main engine type: MAN6S60MEC, work time: 14420h, main engine maintenance and repair service 派专业工程师登轮服务，对主机进行检查 对主机吊缸检查 Arrange professional engineer on board to check the main engine Make lift cylinder inspection to the main engine 检查缸套和活塞运行状况并结合检查结果提供技术解决方案 Check cylinder liner and pistons and provide technology solution per the inspection result FIVA故障排除并更换位置传感器及更换密封 FIVA trouble shooting, change position sensor and sealing NO6缸 活塞环工作状况 活塞总成吊出 活塞头修复后 Pistons Working status Piston assembly lift Piston head after repair 缸套运行状况检查 Check up the running status of cylinder liner ICU 工作状况检查 排气阀工作故障检修 FIVA部件检修并更换部件和密封圈 ICU work check-up Exhaust valve trouble-shooting FIVA components maintenance and repair , change components and sealing

服务案例 服务案例 Service case Service case 案例3 Case Three Case Four 案例4 2018年7月12日，对SEREN轮6S40ME-B主机活塞环断裂。活塞头顶部被碰伤，我司安排工程师前往该轮更换活塞头及活塞环 2018年7月24日对SEREN轮6S40ME-B9主机缸套检查，检查内容 SEREN steam ship, the piston ring of 6S40MEB main engine broke, top of the piston ring is damaged, we arranged our engineers to change piston head and piston ring 1. 活塞头，活塞环及缸套磨损情况检查 2. 排气阀单元检查 3. 液压油管漏油修复 下图为更换前拆下的活塞头及已经断裂的活塞环 Content is below: Below is the previous piston head and broken piston ring 1. Check the abrasion status of piston head, piston ring and cylinder liner 检查发现活塞环槽有破损，活塞环断裂 piston ring grooves were worn out. piston rings have broken/collapsed 2. Inspection for exhaust valve unit 下图为修复后的活塞头及换新的活塞环 below is the repaired piston head and new piston ring, we make inspection for 6S40MEB main engine of SEREN steam ship 3. Repair the oil leakage of hydraulic tubing 清洁并修复活塞头后 气缸单元检查时发现第4道活塞环有镀层脱落现象 After piston crown dismounting and cleaning, new o-ring for piston skirt was replaced The 4th piston ring found a piece of peeling-off 更换5号缸排气阀单元 检查发现HPS单元液压泵出油管有泄漏并 现场焊接修复 Replace No.5 exhaust valve with spare one, the test of spindle dropping down was ok During the inspection of HPS unit, No.1 hydraulic pump outlet pipe was found broken. We have to arrange the welding repair as a temporary solution.