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  A536 Ductile Iron Grades Tensile Requirements  
 

This table is listing the normal ductile iron grates in USA standards ASTM A536, also including yield strength and elongation requirements.

NO.

Mechanical Properties

ASTM A536 Ductile Iron Grades

Tensile Requirements

Grade 60/40/18

Grade 65/45/12

Grade 80/55/06

Grade 100/70/03

Grade 120/90/02

1

Tensile Strength, min, psi

60,000

65,000

80,000

100,000

120,000

2

Tensile Strength, min, Mpa

414

448

552

689

827

3

Yield Strength min, psi

40000

45000

55000

70000

90000

4

Yield Strength min, Mpa

276

310

379

483

621

5

Elongation in 50mm min, %

18

12

6

3

2

Tensile Requirements for Special Applications

1

Tensile Strength, min, psi

60000

70000

80000

2

Tensile Strength, min, Mpa

415

485

555

3

Yield Strength min, psi

42000

50000

60000

4

Yield Strength min, Mpa

290

345

415

5

Elongation in 2 in. or 50 mm, min, %

10

5

3

 

The followings are some ductile iron castings made by Dandong Foundry in China.

 

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