Tubi tal-Azzar tal-Iskambju tas-Sħana tal-Liga ASTM A 199

Mar 12, 2024 Ħalli messaġġ

paragun tal-materjal tal-pajp tal-iskambjatur tas-sħana ASTM A 199

Standard ASTM

Ġappuniż

Ġermaniż

Brittaniċi

JIS Nru

Tip DIN

DIN Nru

BS Nru

Grad BS

A199 T5

STBA25

 

12crmo19 5

3606

CFS625

A199 T11

STBA23

DIN17175

13crmo44

3606

CFS621

A199 T22

STBA24

SEW610

10crmo9 10

3606

CFS622

A199 t9

STBA26

DIN17175

12CrMo195

3606

 

Analiżi kimika ta' ASTM A199 (%):

Grad tal-azzar

C

Mn

P

(massimu)

S

(massimu)

Si

Cr

Mo

ASTM A199 T4

0.15MAX

0.30-0.60

0.03

0.03

0.50-1.0

2.15-2.85

0.44-0.65

ASTM A199 T5

0.50-0.15

0.30-0.60

0.03

0.03

0.50MAX

4.00-6.00

0.45-0.65

ASTM A199 T9

0.15MAX

0.30-0.60

0.03

0.03

0.25-1.0

8.00-10.0

0.90-1.10

ASTM A199 T11

0.50-0.15

0.30-0.60

0.03

0.03

0.50-1.0

1.00-1.50

0.44-0.65

ASTM A199T22

0.50-0.15

0.30-0.60

0.03

0.03

0.50MAX

1.90-2.60

0.87-1.13

* Ni {{0}}.40 max; V 0.18-0.25; Cb 0.06-0.10; N 0.03-0.07; Al 0.04 max

Proprjetajiet Mekniċi ta' ASTM A199:

Grad tal-azzar

Qawwa tat-tensjoni (Mpa)

Qawwa tar-Rendiment (Mpa)

Titwil

(%)

Ebusija HRB MAX

ASTM A199 T4

415MIN

170MIN

30/22

85HRB MAX

ASTM A199 T5

415MIN

170MIN

30/22

85HRB MAX

ASTM A199 T9

415MIN

170MIN

30/22

85HRB MAX

ASTM A199 T11

415MIN

170MIN

30/22

85HRB MAX

ASTM A199 T22

415MIN

170MIN

30/22

85HRB MAX

ASTM A199 Heat-Exchanger tubes