BIS80 is a structural steel who's formula is owned by Bisalloy and produced under license by steel manufacturers. BIS80 has a yield strength in excess of 620 M

BIS80 is a structural steel who's formula is owned by Bisalloy and produced under license by steel manufacturers. BIS80 has a yield strength in excess of 620 Mpa, and an ultimate tensile strength in the range 720 to 930 Mpa. See here for more info https://www.bisalloy.com.au/wp-content/uploads/2020/06/BISALLOY%C2%AE-STRUCTURAL-80-STEEL-1.pdf https://www.bisalloy.com.au/wp-content/uploads/2020/06/BISAL... BIS100 has a yield strength around the 890 MPa mark, and an ultimate tensile strength in the range 940 to 1100 MPa. See here for more info https://www.bisalloy.com.au/wp-content/uploads/2020/06/BISALLOY%C2%AE-STRUCTURAL-100-STEEL.pdf https://www.bisalloy.com.au/wp-content/uploads/2020/06/BISAL... Nylon is lighter, but it also loses about 20% of its tensile strength when wet.