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 later 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 later 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% | |