Tube Specifications

STD Tube
Standard Annular type

STD is NFK’s “stay-put” annular corrugated metal tube.This is flexible and radius is small, the compression buckling by pressure does not easily.

Use

Adjustment of piping
Lateral deflection

Spec

Size Dimention(mm） Min. Bending Radius(mm) Max. Pressure(Mpa)※ Estimate weight(kg/M)
A ID OD tickness fixed move single braid double braid tube only w/single braid
8 7.2 10.9 0.2 25 100 8 8 0.08 0.2
10 10.5 15.1 0.25 35 120 6.5 7.5 0.14 0.3
15 13 18.4 0.25 50 140 5.7 5.7 0.18 0.35
20 19 25.4 0.3 65 200 4.5 6.2 0.32 0.55
25 25.3 32.5 0.3 80 240 3.2 4.3 0.43 0.7
32 33.5 40.6 0.3 100 300 2.4 3.7 0.5 0.85
40 39.1 47.5 0.35 120 360 2.7 3.6 0.7 1.2
50 52.6 61.5 0.35 140 450 1.8 3 0.9 1.5
65 66 77 0.4 220 550 1.9 2.7 1.35 2.3
80 75 91.3 0.4 280 700 1.6 1.6 1.43 2.6
90 88 105 0.4 250 500 1.5 1.5 1.7 3
100 101 120.4 0.5 350 900 1.1 1.8 2.6 4
125 123.8 146 0.6 380 1100 1.4 2 4 6.5
150 148.8 173 0.6 440 1600 1.3 1.7 5 7.7
200 194.6 222 0.6 620 1900 1.1 1.1 7.5 11.7
250 244.6 278 0.8 860 2100 1.2 1.6 11 15.2
300 294.4 330 0.8 900 2600 0.8 1.4 13.5 19.5

Temperature = 40deg. C 40℃

Latera deflection performance of STD tube

This value is the displacement (Y) in one direction from the center line.(unit：mm)

length 200 250 300 350 400 450 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1700 2000
nominal diameter
15A ½B 12 29 51 77 118 159 210 331 475 510 610 710 810 910 1010 1110 1210 1410 1710
20A ¾B 9 20 37 59 83 114 150 236 338 463 607 640 740 840 940 1040 1140 1340 1640
25A 1B 8 19 33 54 76 103 137 216 312 421 551 580 680 780 880 980 1080 1280 1580
32A 1¼B 5 12 22 35 50 70 91 143 207 282 365 463 573 695 830 930 1030 1230 1530
40A 1½B 4 11 19 31 45 62 80 127 183 251 328 416 515 623 740 840 940 1140 1440
50A 2B 3 8 15 23 33 46 61 95 138 187 246 309 385 463 555 648 756 987 1387
65A 2½B 2 5 10 18 27 37 50 80 118 158 210 268 333 406 486 573 667 877 1233
80A 3B 1 6 13 19 30 44 60 99 142 200 268 335 421 517 623 724 849 1108 1200
100A 4B 1 3 8 15 21 32 41 68 107 147 195 248 309 376 449 541 629 824 1165
125A 5B – – 4 9 15 25 31 52 80 113 152 191 240 296 357 424 497 660 933
150A 6B – – 3 8 13 21 28 49 71 102 140 182 224 277 336 401 461 618 882
200A 8B – – 2 4 8 13 20 36 54 80 106 141 181 219 268 313 372 492 712
250A 10B – – 1 3 7 11 17 30 47 68 93 128 161 198 239 284 333 441 647
300A 12B – – – 3 5 8 13 24 36 53 74 99 120 151 185 222 255 345 495
350A 14B – – – – – 1 3 9 14 24 36 51 69 89 112 129 156 218 331
400A 16B – – – – – 1 3 8 12 21 32 45 61 79 99 114 138 192 292
450A 18B – – – – – 1 2 7 11 19 29 40 54 70 88 102 123 172 261
500A 20B – – – – – – 2 6 10 17 26 36 47 63 79 91 110 155 234

SA Tube
Round shape Annular

SA is pliable at bulge forming. This product can respond to various used.

Use

Adjustment of piping
Follow a motion
Lateral deflection
Lateral deflection

Spec

Size Dimention(mm） Min. Bending Radius(mm) Max. Pressure(Mpa)※ Estimate weight(kg/M)
A ID OD tickness fixed move single braid double braid tube only w/single braid
20 21.6 30 0.3 80 160 2.9 4.2 0.34 0.6
25 26.8 36.5 0.3 90 200 2.4 3.2 0.38 0.7
32 32.5 45 0.3 110 180 2.3 2.8 0.51 1.0
40 41.1 55.1 0.35 120 200 2.1 3 0.76 1.36
50 54 70.5 0.4 135 230 2.6 2.9 0.98 1.95
65 67 86 0.4 150 250 1.7 2.2 1.57 2.6
80 79 100.5 0.4 220 280 1.5 1.7 1.8 3
100 103 126 0.4 280 350 1.1 1.5 2.35 3.7
125 129 154 0.5 350 430 1.3 1.8 3.89 6.4
150 153 181 0.5 400 500 1.2 1.6 4.7 7.4
200 199 230 0.5 600 700 1.1 1.1 5.67 9.6
250 250.8 285 0.6 700 900 1.1 1.1 8.94 14.1
300 300.8 336 0.6 900 1200 0.8 0.9 10.3 16.4
350 336.6 378 0.8 1000 1300 0.6 1.2 14.7 22.5

Temperature = 40deg. C 40℃

Lateral deflection performance of SA tube

This value is the displacement (Y) in one direction from the center line.(unit：mm)

length 200 250 300 350 400 450 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1700 2000
nominal diameter
20A ¾B 12 30 52 81 120 162 210 332 380 480 580 680 780 880 980 1080 1180 1380 1680
25A 1B 8 18 35 54 76 103 140 216 316 425 562 660 760 860 960 1060 1160 1360 1660
32A 1¼B 10 21 41 62 92 122 164 257 370 504 280 640 740 840 940 1040 1140 1340 1640
40A 1½B 8 18 32 51 74 100 131 206 296 403 527 667 730 830 930 1030 1130 1330 1630
45A 1¾B 7 17 31 46 68 95 126 194 285 382 507 634 710 810 910 1010 1110 1310 1610
50A 2B 6 13 26 39 59 78 105 165 237 323 422 534 660 780 880 980 1080 1280 1580
65A 2½B 3 9 21 34 49 67 90 151 217 296 398 503 619 750 850 950 1050 1250 1550
80A 3B 2 8 18 28 44 63 86 142 213 286 383 479 603 730 830 930 1030 1230 1530
100A 4B 1 5 11 23 34 47 68 107 162 230 297 386 487 582 705 839 960 1160 1460
125A 5B – 3 8 14 26 37 49 86 133 182 248 323 397 491 596 694 839 1040 1340
150A 6B – 1 4 10 17 25 40 68 103 145 195 252 316 388 467 553 694 855 1222
200A 8B – – 3 9 14 23 31 56 88 126 182 225 285 352 426 507 595 792 1141
250A 10B – – – 4 8 12 19 36 53 79 110 147 179 225 275 331 379 513 736
300A 12B – – – 3 6 10 17 29 45 69 92 118 156 190 227 277 322 434 625

CLT Tube
Super soft annular

CLT is softest tube.
This product is greatly bend by small power, and suitable to make reaction force small.

Use

Adjustment of piping
Follow a motion
Lateral deflection
Lateral deflection

Spec

Size Dimention(mm） Min. Bending Radius(mm) Max. Pressure(Mpa)※ Estimate weight(kg/M)
A ID OD tickness fixed move single braid tube only w/single braid
3 3.5 5.0 0.1 25 60 – 0.02 –
6 5.5 8.5 0.15 25 60 – 0.06 –
8 7.8 11 0.15 25 80 7.5 0.07 0.2
10 10 13.5 0.15 35 100 5 0.08 0.21
15 12.5 16.5 0.15 40 120 4.5 0.09 0.25
20 21.5 29 0.2 50 170 3.8 0.24 0.51
25 26.5 36 0.2 70 200 1.7 0.31 0.64
32 33 44 0.2 80 240 1.3 0.39 0.9
40 41.5 54 0.25 100 270 1.3 0.63 1.21
50 50.5 65 0.25 120 480 1.2 0.81 1.77
65 66 86 0.3 170 510 0.9 1.24 2.3
80 78 100.5 0.3 200 600 0.7 1.49 2.64
100 103 126 0.3 240 750 0.65 1.89 3.23
125 129 148 0.4 300 840 1 2.7 5.2
150 153 181 0.4 500 950 0.85 4 6.7

Temperature = 40deg. C 40℃

Lateral deflaction performance of CLT tube

This value is the displacement (Y) in one direction from the center line.(unit：mm)

length 200 250 300 350 400 450 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1700 2000
nominal diameter
15A ½B 13 30 55 86 125 221 300 360 450 540 640 740 840 940 1040 1140 1240 1440 1740
20A ¾B 13 29 54 83 122 164 217 339 400 500 600 700 800 900 1000 1100 1200 1400 1700
25A 1B 16 36 65 102 147 201 260 350 420 520 620 720 820 920 14020 1120 1220 1420 1720
32A 1¼B 15 36 64 99 147 198 256 340 410 510 610 710 810 910 1010 1110 1210 1410 1710
40A 1½B 11 27 46 74 109 145 192 298 370 470 570 670 770 870 970 1070 1170 1370 1670
50A 2B 11 26 47 73 106 150 195 303 340 440 550 650 750 850 950 1050 1150 1350 1650
65A 2½B 5 14 26 43 67 92 121 198 286 390 500 600 700 800 900 1000 1100 1300 1600
80A 3B 3 11 22 38 57 80 107 174 256 360 460 560 660 760 860 960 1060 1260 1560
100A 4B 1 7 15 27 40 60 78 128 191 275 364 465 577 700 800 900 1000 1200 1500
125A 5B – 2 6 11 20 30 40 67 105 146 194 256 318 386 471 554 644 856 1223
150A 6B – – 6 10 18 27 39 68 100 144 196 248 315 390 463 553 651 857 1227
PRODUCT SPECIFICATIONS Flexible Hose Product List