JBT 11208-2011 内燃机 铝活塞用内冷油道盐芯 技术条件

11208—2011 Internal

combustion

engines—Salt

cores

cooling

pistonsSpecifications2011-08-15

2011-11-01

中华人民共和国工业和信息化部

发布JB/T

目次..................................................................................................................................................................... II

................................................................................................................................................................

............................................................................................................................................

............................................................................................................................................

........................................................................................................................................................ 4.1

............................................................................................................................................................. 4.2

......................................................................................................................................................... 4.3

.....................................................................................................................................................4.4

.....................................................................................................................................................4.5

.................................................................................................................................................4.6

............................................................................................................................................................. 4.7

..................................................................................................................................................... 4.8

..................................................................................................................................................... 4.9

.....................................................................................................................................................4.10

...................................................................................................................................................

........................................................................................................................................................ 5.1

..................................................................................................................................... 5.2

.....................................................................................................................................................5.3

.................................................................................................................................................5.4

............................................................................................................................................................. 5.5

..................................................................................................................................................... 5.6

..................................................................................................................................................... 5.7

..................................................................................................................................................... 5.8

.....................................................................................................................................................

........................................................................................................................................................

............................................................................................................................ 7.1

.............................................................................................................................................................7.2

.............................................................................................................................................................7.3

............................................................................................................................................................. 7.4

.............................................................................................................................................................7.5

............................................................................................................................................................. JB/T

前言

GB/T

1.12009

SAC/TC177II

αβJB/T

内燃机铝活塞用内冷油道盐芯 技术条件

范围规范性引用文件GB/T

191

5461—2000

GB/T

5462—2003

GB/T

2828.1

GB/T

6388

盐芯各部位名称

JB/T

盐芯技术要求4.1

4.2

4.2.1

5461

4.2.2

盐的晶粒必须具锋利棱边，呈棱镜状，以保证在压力成型时具有足够的结合强度，避免使用晶4.2.3

0.85

mm

的筛分量大于

85%4.3

盐芯材料的质量配比：盐（食用盐或工业盐）应大于或等于

90%；添加剂（粘结剂、强化剂等）

10%4.4

0.40.50.70.40.50.70.50.50.50.50.70.20JB/T

4.6

600

30

4.8

4.9

2MPa

20

0.3