1、 NON-PRODUCTION MATERIAL SPECIFICATION Material Name Specification Number Date Action Changes 2009 04 15 N-STATUS No Replacement Named L. Sinclair, FNA 1991 12 01 Page 1 of 2 LUBRICATING OIL, TURBINE M2C155A-E NOT TO BE USED FOR NEW DESIGN 1. SCOPE: The materials desired under this Standard are refi
2、ned mineral oils compounded with suitable additives to improve their resistance to oxidation and rust preventive characteristics. 2. APPLICATION: These materials are generally used for lubricating large, geared turbines, such as marine propulsion equipment, and for lubricating steam turbines. 3. REQ
3、UIREMENTS: M-2C155A M-2C155B M-2C155C M-2C155D M-2C155E 3.1 VISCOSITY: (ASTM D 88 and D 445) SUS at 100F 140-170 300-325 410-440 575-625 190-220 Centistokes 100F 29.8-36.5 64.8-70.3 88.7-95.2 124.5-135.3 40.6-47.0 (mm2/s at 38C) 3.2 VISCOSITY INDEX: 95 min 95 min 95 min 85 min 95 min (ASTM D 2270) 3
4、.3 FLASH POINT: 380F 390F 410F 400F 380F (ASTM D 92) (193.3C) (198.9C) (210C) (204.4C) (193.3C) 3.4 FIRE POINT: 440F min 445F min 450F min 424F min 440F min (ASTM D 92) (226.7C) (229.4C) (232.2C) (217.8C) (227C) 3.5 POUR POINT: +/- 10F max 10F max 20F max 15F max 10F max (ASTM D 97) (-12.2C) (-12.2C
5、) (-6.7C) (-9.4C) (-12.2C) 3.6 COLOR: 4 max 5 max 6 max 6 max 4 max (ASTM D 1500) 3.7 STEAM EMULSION: 3 max 3 max 3 max 3 max 3 max (FLTM BJ2-1) 3.8 NEUTRALIZATION NO: 0.25 0.25 0.25 0.30 0.25 3.9 COPPER STRIP CORROSION: 212F (100C) 1b (all) (ASTM D 130) 3.10 RUST PREVENTIVE CHARACTERISTICS: (ASTM D
6、 665) Distilled Water 24-hour No Rust (all) Synthetic Sea Water 24-hour No Rust (all) NON-PRODUCTION MATERIAL SPECIFICATION M2C155A-E Page 2 of 2 3.11 OXIDATION STABILITY: (ASTM D 943) Minimum hours before oil reached acid number of 2.0: 1500. For M2C155B, the test method will be modified to determi
7、ne the effect of the oil on lead babbitt, using as the criteria for acceptance, a loss in babbitt weight not to exceed 100 mg in 1000 hours. 3.12 RESISTANCE TO FOAMING: No Foam (ASTM D 892) (all) 4. STANDARD PARAGRAPHS: The following standard paragraphs as defined in Manufacturing Standard MCX, are here with made a part of this standard: A8, C1, P1, P2, P3, R1, R2
