Люк покрова цепи

Hatch-cover Chain Place of Origin: Qingdao, Shandong, China(mainland) Model Number: 11mm to 30mm Structure: Welded Chain Function: Lifting Hatch Cover Material: Alloy Standard or Nonstandard: Standard Surface:Anti-rust oil painted or Hot dipped galvanized after Hot-treatment Hatch-cover Chain Surface: Anti-Rustoil after the heat treatment or hot dipped galvanized after the heat treatment Size (mm) Inside Length (mm) Inside Width (mm) Test Load (KN) Breaking Load (KN) Weight per M (KG/M) 11 43 12.5 57 116 2.39 14(A) 50 17 97 194 3.95 14(B) 42 18 97 194 4.32 15 42 21 106 212 5.20 16(A) 55 22 128 254 5.34 16(B) 55 18 128 254 5.29 18(A) 54 24 161 322 7.12 18(B) 64 25 161 322 6.32 19 57 24 164 330 7.60 20(A) 60 22 129 359 9.50 20(B) 62 22 179 359 8.57 22(A) 78 31 240 480 9.86 22(B) 86 30 240 480 9.24 22(C) 66 31 240 480 10.6 30 108 35 399 798 18.22