MTS Axial Extensometers - Manual (Page 59)

Installation 59
S PECIMEN
DIAMETER
MM
( IN )
S PRING F REE L ENGTH MM ( IN )
12.7
(0.50)
15.9
(0.62)
19.0
(0.75)
22.2
(0.87)
25.4
(1.00)
28.6
(1.12)
31.8
(1.25)
34.9
(1.37)
38.1
(1.50)
2.0 (0.08) 340
3.0 (0.12) 670
4.0 (0.16) 950 440
5.0 (0.20) 660 300
6.0 (0.24) 840 480
7.0 (0.28) 1000 640 340
8.0 (0.32) 780 495
9.0 (0.35) 925 620 360
10.0 (0.39) 1080 750 500 315
11.0 (0.43) 880 620 470
12.0 (0.47) 1000 705 585 360
13.0 (0.51) 825 685 470
14.0 (0.55) 910 780 580 380
15.0 (0.59) 1000 865 670 510 415
16.0 (0.63) 950 760 620 505
17.0 (0.67) 1030 840 725 580
18.0 (0.71) 920 815 650
19.0 (0.75) 990 900 720
20.0 (0.79) 1035 960 800
C ONTACT F ORCE ( GRAMS )
Free Length Measurement
for Single Spring
Free Length Measurement
for Multiple Springs