ผลิตภัณฑ์โลหะ
เอกสารมาตรฐาน
สหรัฐอเมริกา
AASHTO
M 277-06 (2019)
Wire Rope and Sockets for Movable Bridges
2006 (2019)
11
HM42-2022 part 1
This specification covers steel wire rope for use in movable bridges. Both operating and counterweight ropes are included in nominal 6 × 19 rope construction. Suitable sockets are also included.