# 钢球样本

Dia

Varation Gauge

Interval

Preferred Gauge

Subgauge Interval Subgauge

30.130.5(-5,……,-0.5,0,+0.5……,+5)

0.10

50.251(-5,……,-1,0,+1……,+5)0.2-0.4,-0.2,0,+0.2,+0.4100.51(-9,……,-1,0,+1……,+9)0.2-0.4,-0.2,0+0.2,+0.4160.82(-10,……,-2,0,+2……,+10)0.4-0.8,-0.4,0,+0.4,+0.82012(-10,……,-2,0,+2……,+10)0.4-0.8,-0.4,0,+0.4,+0.928 1.42(-12,……,-2,0,+2……,+12)0.4-0.8,-0.4,0,+0.4,+0.104024(-16,……,-4,0,+4……,+16)0.8-1.6,-0.8,0,+0.8,+1.66035(-20,……,-5,0,+5……,+20)1-2,-1,0,+1,+2100510(-40,……,-10,0,+10……,+40)2-4,-2,0,+2,+4200

10

15

(-60,……,-15,0,+15……,+60)

3

-6,-3,0,+3,+6

Grade ΔSph Deviation From Sphericai

From

30.0850.13100.25160.4200.5280.740160 1.5100 2.5200

5

Steel Ball Geometric Precision 几何精度表

0.080.10.1250.2

0.0250.0320.040.05表面粗糙度

Surface Roughness

0.0120.0211.52.55

0.080.130.250.40.50.7Steel Ball Dimensional Precision 尺寸精度表

1000个钢球重量（公斤）每公斤钢球个数inch mm kgs per 1000pcs No. of Ball per kg

-0.50000.00051960784.31

-0.68000.0013781250.00

-0.80000.0021478468.90

- 1.00000.0041245098.04

- 1.20000.0071141843.97

- 1.30000.0089111982.08

- 1.40000.012480645.16

1/6 1.58750.016062500.00

- 1.75000.021845871.56

- 2.00000.032630674.85

3/32 2.38120.055018181.82

- 2.50000.63701569.86

- 3.00000.11009090.91

1/8 3.17500.13007692.31

- 3.50000.17005882.35

5/32 3.96880.25004000.00

- 4.00000.26003846.15

3/16 4.76250.44002272.73

- 5.00000.51001960.78

13/64 5.15940.56001785.71

7/32 5.55620.69901430.62

15/64 5.95310.86001162.79

- 6.00000.88001136.36

1/4 6.3500 1.0400961.54

- 6.5000 1.1190893.66

17/64 6.7469 1.2500800.00

9/327.1438 1.4900671.14

5/167.9375 2.0400490.20

-8.0000 2.0900478.47

-8.5000 2.5000400.00

11/328.7312 2.7100369.00

-9.0000 2.9700336.70

3/89.5250 3.5200284.09

-10.0000 4.0800245.10

13/3210.3188 4.4800223.21

-11.0000 5.4200184.50

7/1611.1125 5.5600179.86

-11.5000 6.2200160.77

29/6411.5094 6.2200160.77

15/3211.9062 6.8800145.35

-12.00007.0400142.05

31/6412.30317.6000131.58

1/212.70008.3500119.76 17/3213.493810.0000100.00 -14.000011.180089.45 9/1614.287511.900084.03 19/3215.812014.000071.43 5/815.875016.300061.35 -16.000016.690059.92 21/3216.668818.900052.91 -17.000020.200049.50 11/1617.462521.700046.08 23/3218.256224.800040.32 -19.000027.960035.77 3/419.050028.200035.46 25/3219.843831.900031.35 13/1620.637535.800027.93 -21.000037.750026.49 27/3221.431340.100024.94 7/822.225044.800022.32 -23.000049.590020.17 29/3223.018849.800020.08 15/1623.812555.100018.15 -24.000056.340017.75 31/3224.606360.800016.45 -25.000063.680015.70 125.400066.800014.97 1 1/3226.193873.300013.64 1 1/1626.987580.200012.47 1 3/3227.781287.400011.44 -28.000089.470011.18 1 1/828.575095.200010.50 1 3/1630.1625112.00008.93 1 1/431.7500131.00007.63 -32.0000133.60007.49

1 5/1633.3375151.1000 6.6

2 -34.0000160.2000 6.24

1 3/834.9250174.0000 5.75 -35.0000174.7500 5.72

1 13/3235.7188184.0000 5.43 1 7/1636.5125198.0000 5.05 1 15/3237.3062216.0000 4.63 1 1/238.1000225.0000 4.44 1 9/1639.6875255.0000 3.9

2 -40.0000260.0000 3.85

1 5/841.2750287.0000 3.48 -42.0000302.0000 3.31

1 11/1642.8625321.2000 3.11 1 3/444.4500358.3000 2.79 -45.0000371.4000 2.69

1 7/847.6250440.5000 2.27 -48.0000450.7000 2.2

2 250.8000534.8000 1.87