1. Inleiding tot studlose ketting / oop skakelketting
ZHENJIANG STAR-GROEP spesialiseer hom sedert meer as 10 jaar in die vervaardiging van gelasde kettings; toepassings sluit in hyswerk, mynbou, ankerwerk, vasbinding en visserye. Die groottevariasie strek van 6 mm tot 68 mm, met kwaliteitsgrade van G30 tot G100.
Oppervlaktebehandeling kan warm-domp-galvanisering, elektriese galvanisering, swartmaking, karbonisering of plastiekbedekking insluit.
Die outomatiese toerusting en ons gehaltebeheerproses verseker ’n gladde voorkoms en uitstekende sterkte van die produkte.
Aangepaste kettings word tydens produksie ondersteun.
Met mededingende pryse verskaf Qingdao Lige-meganika altyd verskeie soorte hoëgehawwe las-kettings aan wêreldwye kliënte.
2. Spesifikasies vir kettings sonder skakels / kettings met oop skakels

| Kettingdeursnee (mm) |
Bewyslas (kN) |
Breuklas (kN) |
Gewig (kg/m) |
| Kwaliteit U1 |
Graad U2 |
Graad U3 |
Kwaliteit U1 |
Graad U2 |
Graad U3 |
| 12.5 |
28.8 |
41.2 |
56.4 |
57.8 |
82.6 |
112.8 |
3.13 |
| 14 |
34.8 |
51.0 |
70.8 |
69.9 |
101.9 |
141.5 |
3.92 |
| 16 |
47.1 |
66.2 |
92.4 |
94.7 |
132.3 |
184.8 |
5.12 |
| 17.5-18 |
56.4 |
78.9 |
110.6 |
113.3 |
157.8 |
221.1 |
6.5 |
| 19 |
66.4 |
93.6 |
130.3 |
133.6 |
187.2 |
260.6 |
8 |
| 20.5 |
77.3 |
108.6 |
151.7 |
155.5 |
217.3 |
303.4 |
8.37 |
| 22 |
89.1 |
125.4 |
174.4 |
179.1 |
250.9 |
349.4 |
9.67 |
| 24 |
106.0 |
149.9 |
207.9 |
213.3 |
298.9 |
415.8 |
11.49 |
| 25 |
111.0 |
159.0 |
220.0 |
222.0 |
318.0 |
440.0 |
12.5 |
| 26 |
124.4 |
175.4 |
244.0 |
250.1 |
350.8 |
488.0 |
13.52 |
| 28 |
144.3 |
203.8 |
283.0 |
290.1 |
406.7 |
566.0 |
15.68 |
| 30 |
165.6 |
234.2 |
324.9 |
333.0 |
467.5 |
649.8 |
18 |
| 32 |
188.4 |
265.6 |
369.6 |
378.9 |
531.2 |
739.3 |
20.48 |
| 34 |
212.7 |
299.9 |
417.3 |
427.7 |
599.8 |
634.6 |
23.13 |
| 36 |
238.5 |
336.1 |
467.8 |
479.5 |
672.3 |
935.7 |
25.92 |
| 38 |
265.7 |
374.4 |
521.3 |
534.3 |
748.7 |
1042.5 |
28.88 |
| 40 |
294.4 |
414.5 |
577.6 |
592.0 |
829.1 |
1155.2 |
32 |
| 42 |
324.6 |
457.7 |
636.8 |
652.6 |
915.3 |
1273.6 |
35.28 |
| 44 |
356.2 |
502.7 |
698.9 |
716.3 |
999.6 |
1398.0 |
38.72 |
| 46 |
389.3 |
548.8 |
763.9 |
782.9 |
1097.6 |
1527.8 |
42.32 |
| 48 |
423.9 |
597.8 |
831.7 |
852.5 |
1195.6 |
1663.5 |
46.08 |
| 50 |
460.0 |
648.8 |
902.5 |
926.1 |
1239.6 |
1805.0 |
50 |
| 52 |
497.5 |
697.6 |
976.1 |
1000.5 |
1395.3 |
1952.3 |
54.08 |
| 54 |
536.5 |
752.3 |
1052.7 |
1078.9 |
1504.7 |
2105.4 |
58.32 |
| 56 |
577.0 |
809.1 |
1132.1 |
1160.3 |
1618.2 |
2264.2 |
62.72 |
| 58 |
619.0 |
867.9 |
1214.4 |
1244.7 |
1735.3 |
2428.8 |
67.28 |
| 60 |
662.4 |
928.8 |
1299.6 |
1332.0 |
1857.6 |
2599.2 |
72 |
| 62 |
707.3 |
991.8 |
1387.7 |
1422.3 |
1983.5 |
2775.4 |
76.88 |
| 64 |
753.7 |
1056.8 |
1478.7 |
1515.5 |
2113.5 |
2957.3 |
81.92 |
| 66 |
801.5 |
1123.9 |
1572.5 |
1611.7 |
2247.7 |
3145.0 |
87.12 |
| 68 |
850.8 |
1193.0 |
1669.3 |
1710.9 |
2386.0 |
3338.5 |
92.48 |
| 70 |
901.6 |
1264.2 |
1768.9 |
1813.0 |
2528.4 |
3537.8 |
98 |