STRUCTURAL STEEL GRADES STRENGTH

Grade Yield Strength Ultimate tensile
strength		 Elongation
min for 2"		 Notes
STRUCTURAL STEEL CSA G40.21
44/300W 44,000 PSI
(304 MPA) MIN		 65,000-85,000 PSI
(448–586 MPA)		 23%
50/350W 50,000 PSI
(345 MPA) MIN		 65,000-90,000 PSI
(448–621 MPA)		 22%
A36 36,300 PSI
(250 MPA) MIN.		 58,000-79,800 PSI
(400-500 MPA)		 23%
4140 105,000 PSI
(724 MPA) MIN		 125,000 PSI
(852 MPA) MIN		 16% Heat treated to requirements of ASTM A.193 Grade B7
ALL THREADED RODS
ASTM A307 GR. A -- 60,000 PSI (414 MPA) MIN. 18%
ASTM A193 B7 105,000 PSI (724 MPA) MIN 125,000 PSI (852 MPA) MIN 16%
ASTM F593
- GRADE 304
- GRADE 316		 Dia. 1/4 To 5/8: 65,000 PSI (448 MPA) MIN.
Dia. 3/4 To 1 1/2: 45,000 PSI (310 MPA) MIN. 		Dia. 1/4 To 5/8: 100,000-150,000 PSI (689-1035 MPA)
Dia. 3/4 To 1 1/2: 85,000-140,000 PSI (586-965 MPA) 		-- Conditions as CW1/CW2 unless specified.
Same strength is specified between SS304 and SS316
ANCHOR RODS
F1554 GR.36 36,000 PSI (248MPA) MIN. 58,000-80,000 PSI (400-552MPA) 23%
F1554 GR.55 55,000 PSI (379MPA) MIN. 75,000-95,000 PSI (517-655MPA) 21% A popular weldable alternative is F1554 GR.55-S1
F1554 GR.105 105,000 PSI (724MPA) MIN. 125,000-150,000 PSI (861-1034MPA) 15%
STRUCTURAL BOLTS ASTM F3125
GRADE A325/F1852 92,000 PSI (635 MPA) MIN. 120,000 PSI. (828 MPA) MIN. 14% Type 1 and Type 3 (Weathering Steel) show the same strength, the latter has been developed for excellent corrosion protection.
GRADE A490/F2280 130,000 PSI (896 MPA) MIN. 150,000 PSI (1034 MPA) MIN 14% Type 1 and Type 3 (Weathering Steel) show the same strength, the latter has been developed for excellent corrosion protection.
SAE J429
Grade 2 Dia. 1/4 to 3/4: 57,000 PSI (393 MPA) MIN.
Dia. 3/4 to 1 1/2: 36,000 PSI (248 MPA) MIN		 Dia. 1/4 to 3/4: 74,000 PSI (510 MPA) MIN.
Dia. 3/4 to 1 1/2: 60,000 PSI (414 MPA) MIN		 18%
Grade 5 Dia. 1/4 to 1: 92,000 PSI (635 MPA) MIN.
Dia. 1 1/8 to 2: 81,000 PSI (558 MPA) MIN		 Dia. 1/4 to 1: 120,000 PSI (830 MPA) MIN.
Dia. 1 1/8 to 2: 105,000 PSI (724 MPA) MIN		 14%
Grade 8 120,000 PSI (830 MPA) MIN. 150,000 PSI (1034 MPA) MIN. 12%