Grade Comparison - ASTM A106 Gr. B, S275 JR and ST52

 

Comp Co mpar aris ison on of Gr Grad ades es AS AST T

GRADES A106 Gr B

S275JR

 ST52

C (MAX)

Mn

P(MAX)

S(MAX)

N

CU

Si (MIN)

0.3

0.29-1.06

0.025

0.025

---

---

0.1

0.21-0.22

0.22

1.5(MAX)

1.6

0.035(MAX)

0.025

0.035(MAX)

0.025

0.012(MAX) 0.55(MAX)

---

---

---

0.55

 

 

M A106 Gr Gr.. B , S27 S275 5 JR and ST52

Cr ((M MAX AX)) Mo (MAX) MAX) Ti (M (MAX AX)) Nb (MAX AX)) TEN TENSIL ILE E STRE TRENGT NGT

!IEL" IEL" STRENG RENGT T

EL EL#N #NG GATI#N I#N

0.$

0.15

---

---

$15 (MIN)

2$0 (MIN)

22-30%

---

---

---

---

$10-560

2&5(MIN)

20%

---

---

0.03

0.03

$90-630 (MIN)

355 (MIN)

22% (MIN)

 

IMPACT

2&' (MIN) AT 20C

55' (MIN) AT 20C