What does "s" of ASTM A709 Grade 50s steel stand for?
What does "s" of ASTM A709 Grade 50s steel stand for?
(OP)
I know "w" of ASTM A709 Grade 50w steel stands for weathering.
But I failed to find what "s" of ASTM A709 Grade 50s steel stands for.
But I failed to find what "s" of ASTM A709 Grade 50s steel stands for.





RE: What does "s" of ASTM A709 Grade 50s steel stand for?
RE: What does "s" of ASTM A709 Grade 50s steel stand for?
I also like to think "Seismic". It has a cap on yield strength and on yield/tensile ratio so you can rely on it for "strong column weak beam" design.
Hg
Eng-Tips policies: FAQ731-376: Eng-Tips.com Forum Policies