Grade

 C

 Si

 Mn

 P

 S

 Cr

 Cu

 V

 Ni

Cor-ten A

0.12

0.25-0.75

0.20-0.50

0.07-0.15

0.030

0.50-1.25

0.25-0.55

0.65

Cor-ten B

0.16

0.30-0.50

0.80-1.25

0.030

0.030

0.40-0.65

0.25-0.40

0.02-0.10

0.40

SPAH

≤0.12

0.25-0.75

≤0.60

0.070-0.0150

≤0.035

0.30-1.25

---

---

≤0.65

A588

0.20

0.30-0.50

0.75-1.35

0.040

0.050

0.40-0.70

0.20-0.40

0.01-0.1

≤0.50

A242

≤0.15

--

≤1.00

≤0.15

≤0.05

---

0.20

---

---

Q235NH

0.12-0.21

0.20-2.0

0.70-2.0

≤0.034

≤0.036

---

0.10-0.40

---

---

Q345NH

0.12-0.21

0.20-2.0

0.70-2.0

≤0.034

≤0.036

---

0.10-0.40

---

---

s355j2wp

≤0.12

≤0.75

≤1.00

0.06-0.15

≤0.03

0.30-1.25

0.25-0.55

≤0.52

--

s355jow

0.12-0.21

0.2-2.1

0.7-2.0

≤0.034

≤0.036

---

0.10-0.40

---

---

Grade

Minimum yield point

  (ReH Mpa)

Tensile strength Rm Mpa

Minimum elongation %

COR-TEN A

355

470-630

20

COR-TEN B

345

470-630

20

SPAH

355

490

15-22

A588

355-460

490-600

20-25

A242

345

435-485

18

Q235NH

235

430-560

24

Q345NH

345

430-560

24

s355j2wp

355

470-680

20

s355jow

355

470-680

20