中石化4450航空齿轮油项目

质量指标

试验方法

4450航空齿轮油外观

密度(20℃)，kg/m3

运动粘度，mm2/s

100℃                                                                                   不小于

40℃                                                                                     不小于

4450航空齿轮油粘度指数                                                                              不小于

4450航空齿轮油闪点，（开口）                                                                  不小于

4450航空齿轮油凝点，℃                                                                              不高于

4450航空齿轮油酸值，mgKOH/g                                                                不大于

铜片腐蚀（100℃，3h，90 mL试样）                          不大于

沉淀值/mL                                                                           不大于

综合磨损值(四球法)/N                                                      不小于

起泡特性

  吹气5min后/静止1 min后泡沫体积/(mL/mL)

     24℃                                                                               不大于

     93℃                                                                               不大于

     24℃(93℃试验后)                                                       不大于

相溶性/mL                                                                          不大于

微量元素质量分数/( µg/g )

    Fe                                                                                    不大于

Cu                                                                                    不大于

Mg                                                                                    不大于                                                                                                                                                        

均匀透明

报告

报告

55-65

85

185

-45

0.5

1b

0.1

392

30/10

100/30

30/10

1.0

2

1

2

4

1

3

1

4

报告

2

目测

GB/T2540

GB/T 265

GB/T2541

GB/T3536

GB/T510

GB/T7304

GB/T5096

GB/TGJB561附录A

GB/T12583

GB/T12579

GJB562

SH/T0472