Data Sheet

Material Strength (Steel) Specifications

Material Description	Tensile Yield Strength	Design Strength Lif-Truc (2.5:1)	Design Strength Industrial (3:1)	Design Strength Mill Duty (3.53:1)
1020 HR (do not use, sub A36)	30,000 psi	12,000 psi	10,000 psi	8,499 psi
A36 HR	36,000 psi	14,400 psi	12,000 psi	10,200 psi
1045 HR	45,000 psi	18,000 psi	15,000 psi	12,800 psi
A500B Structural Tube	46,000 psi	18,400 psi	15,333 psi	13,030 psi
A572	50,000 psi	20,000 psi	16,666 psi	14,164 psi
4130HR	53,000 psi	21,200 psi	17,666 psi	15,014 psi
1018 HR	54,000 psi	21,600 psi	18,000 psi	15,300 psi
8620 HR	65,000 psi	26,000 psi	21,667 psi	18,414 psi
1045 CD	77,000 psi	30,800 psi	25,667 psi	21,813 psi
8620 CD	85,000 psi	34,000 psi	28,333 psi	24,080 psi
4130CD	87,000 psi	34,800 psi	29,000 psi	24,646 psi
T1 More Than 2 1/2 in	90,000 psi	36,000 psi	30,000 psi	25,500 psi
4140 CR	90,000 psi (60200)	36,000 psi (20067)	30,000 psi	25,500 psi
Faspins	90,000 psi	36,000 psi	30,000 psi	25,500 psi
T1 UNDER Than 2 1/2 in	100,000 psi	40,000 psi	33,333 psi	28,329 psi
Stressproof	100,000 psi	40,000 psi	33,333 psi	28,330 psi
Fatigueproof	125,000 psi	50,000 psi	41,667 psi	35,410 psi