SHOWA KIKAI SHOJI CO.,LTD.

Bridge-fall prevention system KANSHO-CHAIN

Shape and type

  • ・High-strength shackles and adjustment shackles / brackets and connections with individual parts
  • ・High-strength chain / secures full length and margin length
  • ・Shockless chain / chain with shock-absorbing function

Type of shock KANSHO-CHAIN [Unit: mm]

Type d1 RD RL t・t 4 d2 Standard
length
CL
1 link
Additional
length P2
Standard
of Links
n
Allowable
load in the event
of an earthquake
Allowable
elongation
during an earthquake
Total
Mass (3links)
Type 1 19 100 684 24 22 1517 120 3 225kN 195 21.8kg
Type 2 25 125 1024 34 28 2132 150 3 375kN 220 55.4kg
Type 3 30 150 718 40 32 2000 170 3 510kN 120 75.6kg
Type 4 32 160 782 44 38 2244 205 3 615kN 140 106.9kg
Type 5 38 190 904 50 42 2553 225 3 825kN 160 153.7kg
Type 6 42 210 1002 55 50 2888 270 3 975kN 170 215.0kg
Type 8 50 250 1182 60 55 3280 295 3 1200kN 205 321.1kg
Type 9 52 250 1182 65 60 3420 320 3 1350kN 205 373.0kg
Type 10 60 300 1420 75 60 3875 320 3 1545kN 245 596.0kg
  • (1) The standard links of the high-strength chain are n = 3.
  • (2) P2 indicates the length when a high-strength chain is increased or decreased by one link.

High durability specification chain
(for use in salt damage areas)

For use in areas with severe environmental conditions, we offer high corrosion-resistant chain and shackle specifications treated with aluminum-magnesium spraying.
Products have remained rust free for more than 5000 hours in salt spray tests conforming to JIS Z 2371.