Ropes used at sea are manufactured on the foregoing principles, and those supplied to the Royal Navy fall into the four following groups.
iintsontelo ezisetyenziswa elwandle zenziwa ngomgaqo-nkqubo oqhubekekayo, kwaye ezo zithi zinikezelwe ngokuphelelweyo kuMkhosi wamanzi ngokwala maqela mane alandelayo.