Machinery''''''''s Handbook 27th Episode 2 Part 7 doc

...

... commonly 076 51 62_ Ch09_Roberge 9/1/99 6:11 Page 820 therefore usually clad with aluminum alloys containing about 1% zinc,such as 70 72 , or aluminum-zinc-magnesium alloys such as 70 08 and 70 11, which ... (interior, normally dry) and 1B (exterior, normally dry) and is particularly 076 51 62_ Ch09_Roberge 9/1/99 6:11 Page 821 Protective Coatings 79 7TABLE 9.4 Description of the Main Advanced Techniques for ... developed formeasuring the performance of surface engineered materials. 79 4 Chapter Nine 076 51 62_ Ch09_Roberge 9/1/99 6:11 Page 79 4of 20 0 g/L and acidified with sulfuric acid at 8 ml/L. The treatment...

... 1000 (very fine).Grain sizes arebroadly defined ascoarse (6 to 24 ), me-dium (30 to 60), fine (70 to 180), and veryfine (22 0 to 1000).Figure 16.4 shows acomparison of threedifferent grain ... 16.3b and discussed inchapter 1, section 1.5 or pressed intodiamond wheels shown in Figure 16 .7. 16 .2. 2 Types of BondsAbrasive grains are held together ina grinding wheel by a bonding mate-rial. ... is90˚ 65˚ 45˚ 181v81818TRT60˚ 60˚ 60˚ 45˚ 45˚ EDCJGR =T 2 R =T8R =T8R =3T1065˚ 65˚ 80˚ 80˚ 60˚ 23 ˚ 23 ˚ 60˚ R RRRTBTTA FRHTITSK LRFIGURE 16.10: Twelve standard...

...

... wheels have been turned to their safe fulllock limit.9 .2. 5 Roller type hydraulic pump(Fig. 9 .22 (a and b))The components of this pump (Fig. 9 .22 (a and b))consist of the stationary casing, cam ... pinion shaft, a standard 108 mmlong torsion bar is used. Its diameter and stiffnessare 5 .2 mm and 1 . 27 3 N/deg and the actual dia-meter of the torsion bar can be changed to suitthe handling ... positionFig. 9.19 (a±c) Integral power assisted steering gear power cylinder and control valve 3 27 Forward and reverse efficiency The forward effi-ciency of a steering gearbox may be defined...