产品名称：4JB1活塞
产品特点：表面镀锡。
适用车型：适用于江铃、庆铃、福田等系列。
常用型号缸套主要参数表
万斯特活塞：采用表面镀锡、磷化、喷涂石墨、印刷石墨及顶部阳极氧化等先进的表面处理工艺，生产各种镶圈、镶片、内冷油道等高速、强化、环保发动机用活塞。
| 号 | 活塞名称 | 环槽宽mm | 容积ml | 销孔直径mm | 气门坑 | 表面特征 |
| 1 | 4JH1 | 2.5 | 33.9 | 31 | 无 | 镀锡 |
| 2 | ||||||
| 3 | ||||||
| 2 | 康明斯94 | 双斜2.28 | 34 | 34.5 | 无 | 黑磷化、石墨 |
| 2 | ||||||
| 3 | ||||||
| 3 | 莱恩498 | 单斜2.5 | 36 | 34 | ￠44 | 石墨 |
| 2 | ￠38.5 | |||||
| 4 | ||||||
| 4 | 4C6 | 单斜2.5 | 39.6 | 34 | ￠44 | 石墨 |
| 2 | ￠38.5 | |||||
| 4 | ||||||
| 5 | 康明斯102 | 双斜2.68 | 43 | 40 | 无 | 黑磷化、石墨 |
| 2.4 | ||||||
| 4 | ||||||
| 6 | 成发欧III | 双斜2.605 | 31.67 | 31 | ￠39.4 | 镀锡 |
| （有缸） | 2 | ￠35.1 | ||||
| 3 | ||||||
| 7 | LL380B | 2.5 | 17.41 | 26 | ￠37 | |
| 2.5 | ||||||
| 4 | ||||||
| 8 | AA03 | 单斜2.99 | 45.2 | 35 | ￠49 | |
| 2.5 | ￠41 | |||||
| 4 | ||||||
| 9 | A498 | 单斜2.48 | 35 | 34 | 无 | 石墨 |
| 2.5 | ||||||
| 4 | ||||||
| 10 | A498(铸圈） | 双斜 | 35 | 34 | 无 | 头部氧化、石墨 |
| 2.5 | ||||||
| 4 | ||||||
| 11 | A01 | 3 | 45.3 | 35 | ￠48 | 镀锡 |
| 2.5 | ￠40 | |||||
| 5 | ||||||
| 12 | A02 | 3 | 42.6 | 35 | ￠49 | 黑磷化、石墨 |
| 2.5 | ￠41 | |||||
| 5 | ||||||
| 13 | J05（铸圈） | 单斜2.97 | 52 | 38 | ￠49 | 头部氧化、石墨 |
| 2.5 | ￠44.5 | |||||
| 3.5 | ||||||
| 15 | 4JB1 | 2 | 33 | 31 | ￠39.4 | 镀锡 |
| 2 | ￠35.1 | |||||
| 4 | ||||||
| 16 | 四环D01 | 2.605（双） | 33 | 31 | ￠39.4 | 顶部氧化、镀锡 |
| 2 | ￠35.1 | |||||
| 3.5 | ||||||
| 17 | 一汽四环D06 | 2.605（双） | 33 | 31 | ￠39.4 | 镀锡 |
| 2 | ￠35.1 | |||||
| 3 | ||||||
| 18 | 庆铃增压 | 2 | 30.67 | 34 | ￠39.4 | 镀锡 |
| 2 | ￠35.1 | |||||
| 4 | ||||||
| 19 | 江淮低排 | 2 | 30.67 | 31 | ￠39.4 | 镀锡 |
| 2 | ￠35.1 | |||||
| 4 | ||||||
| 20 | 江铃欧II | 双斜2.605 | 33 | 31 | ￠39.4 | 顶部氧化、镀锡 |
| 2 | ￠35.1 | |||||
| 4 | ||||||
| 21 | 福田增压 | 双斜2.605 | 33 | 34 | ￠39.4 | 顶部氧化、镀锡 |
| 2 | ￠35.1 | |||||
| 4 | ||||||
| 22 | LN125 | 单斜2.9 | 36.73 | 33 | 无 | 石墨 |
| 2.5 | ||||||
| 4 |
Yantai Vast Co., Ltd. started the preparatory work in 1994 and went into production on June 28, 1996.* Double certification of ISO 9002 quality system from Beijing 9000 Certification centre and UKAS were gained in 1997. ISO/TS-16949 quality system certification was awarded by PSB Pte Ltd., Singapore in 2004.* Main products: ten series and over 20 varieties of chrome plated steel cylinder liners with 80 to 250mm inside diameter and wall thickness ≥0.08mm; pistons for high-speed, upgraded and environmental protection engines with groove inserts, cooling gallery, tin plating, phosphorizing, graphite spray, graphite printing and anode oxidation etc.; over 300 varieties of piston rings with 50 to 200mm diameter and surface treatment of chrome plating, porcelainized, molybdenum spaying and nitriding etc.* There are 9 offices and 21 OEM service organizations in China.* Vast is the sponsor and chairman unit of China Chamber of Commerce for Isuzu Auto Parts and the vice chairman unit of Chamber of Commerce for Automobile and Motorcycle Spare Parts and Commerce and China Production and Sale Federation for Commercial Vehicles Parts.
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