Medium pressure seamless tube

Keywords:Medium pressure seamless tube

Medium pressure seamless tube:


Standard:
GB3087 - China National Standard
GB5310 - China National Standard
ASME SA210 - US Boiler and Pressure Vessel Code
ASME SA213 - US Boiler and Pressure Vessel Code
DIN17175 - Federal German Industry Standard


Use:
For heating pipes with low and medium pressure boilers (working pressure is generally not more than 5.88Mpa, working temperature is below 450°C); used in high pressure boilers (working pressure is generally above 9.8Mpa, working temperature is between 450°C and 650°C) Heating surface pipe, 
economizer, superheater, reheater, petrochemical industrial pipe, etc.


Grade:
10, 20, 20G, 20MnG, 25MnG, 15CrMoG, 12Cr2MoG, 12Cr1MoVG, 12Cr2MoWVTiB, 10Cr9Mo1VNb, SA210A1, SA210C, SA213 T11, SA213 T12, SA213 T22, SA213 T23, SA213 T91, SA213 T92, ST45.8/III, 15Mo3, 13CrMo44, 10CrMo910, etc.


Mechanical properties

Standard

Grade

Tensile Strength(MPa)

Yield strength(MPa)

Elongation(%)

Hardness(HB)

GB3087

10

335~475

≥195

≥24

/

20

410~550

≥245

≥20

/

GB5310

20G

410~550

≥245

≥24

/

20MnG

≥415

≥240

≥22

/

25MnG

≥485

≥275

≥20

/

15CrMoG

440~640

≥235

≥21

/

12Cr2MoG

450~600

≥280

≥20

/

12Cr1MoVG

470~640

≥255

≥21

/

12Cr2MoWVTiB

540~735

≥345

≥18

/

10Cr9Mo1VNb

≥585

≥415

≥20

/

ASME SA210

SA210A-1

≥415

≥255

≥30

≤143HB

SA210C

≥485

≥275

≥30

≤179HB

ASME SA213

SA213 T11

≥415

≥205

≥30

≤163HB

SA213 T12

≥415

≥220

≥30

≤163HB

SA213 T22

≥415

≥205

≥30

≤163HB

SA213 T23

≥510

≥400

≥20

≤220HB

SA213 T91

≥585

≥415

≥20

≤250HB

SA213 T92

≥620

≥440

≥20

≤250HB

DIN17175

ST45.8/Ⅲ

410~530

≥255

≥21

/

15Mo3

450~600

≥270

≥22

/

13CrMo44

440~590

≥290

≥22

/

10CrMo910

480~630

≥280

≥20

/


Chemical Composition:

Standard
Grades
Chemical Composition(%)
C
Si
Mn
P
S
Cr
Mo
Cu
Ni
V
Al
W
Ti
Nb
N
GB3087
10
0.07~0.13
0.17~0.37
0.38~0.65
≤0.030
≤0.030
0.3~0.65
/
≤0.25
≤0.30
/
/
 
 
 
 
20
0.17~0.23
0.17~0.37
0.38~0.65
≤0.030
≤0.030
0.3~0.65
/
≤0.25
≤0.30
/
/
 
 
 
 
GB5310
20G
0.17~0.24
0.17~0.37
0.35~0.65
≤0.030
≤0.030
≤0.25
≤0.15
≤0.20
≤0.25
≤0.08
 
 
 
 
 
20MnG
0.17~0.24
0.17~0.37
0.70~1.00
≤0.030
≤0.030
≤0.25
≤0.15
≤0.20
≤0.25
≤0.08
 
 
 
 
 
25MnG
0.18~0.24
0.17~0.37
0.80~1.10
≤0.030
≤0.030
≤0.25
≤0.15
≤0.20
≤0.25
≤0.08
 
 
 
 
 
15CrMo
0.12~0.18
0.17~0.37
0.40~0.70
≤0.030
≤0.030
0.80~1.10
0.40~0.55
≤0.20
≤0.30
 
 
 
 
 
 
12Cr2MoG
0.08~0.15
≤0.50
0.40~0.70
≤0.030
≤0.030
2.00~2.50
0.90~1.20
≤0.20
≤0.30
 
 
 
 
 
 
12Cr1MoV
0.08~0.15
0.17~0.37
0.40~0.70
≤0.030
≤0.030
0.90~1.20
0.25~0.35
≤0.20
≤0.30
0.15~0.30
 
 
 
 
 
12Cr2MoWVTiB
0.08~0.15
0.45~0.75
0.45~0.65
≤0.030
≤0.030
1.60~2.10
0.50~0.65
≤0.20
≤0.30
0.28~0.42
 
0.30~0.55
0.08~0.15
B 0.002~0.008
 
10Cr9Mo1VNb
0.08~0.12
0.20~0.50
0.30~0.60
≤0.020
≤0.010
8.00~9.50
0.85~1.05
≤0.20
≤0.40
0.18~0.25
≤0.015
 
 
0.06~0.10
0.03~0.07
ASME SA210
SA210A-1
0.13~0.19
≥0.1
0.45~0.65
≤0.030
≤0.030
 
 
 
 
 
 
 
 
 
 
SA210C
0.18~0.24
≥0.1
0.80~1.10
≤0.030
≤0.030
 
 
 
 
 
 
 
 
 
 
ASME SA213
SA213 T11
0.05~0.15
0.50~1.0
0.30~0.60
≤0.030
≤0.030
1.00~1.50
0.50~1.00
 
 
 
 
 
 
 
 
SA213 T12
0.05~0.15
≤0.50
0.30~0.61
≤0.030
≤0.030
0.80~1.25
0.44~0.65
 
 
 
 
 
 
 
 
SA213 T22
0.05~0.15
≤0.50
0.30~0.60
≤0.030
≤0.010
1.90~2.60
0.87~1.13
 
 
 
 
 
 
 
 
SA213 T23
0.04~0.10
≤0.50
0.10~0.60
≤0.030
≤0.030
1.90~2.60
0.05~0.30
 
 
 
≤0.030
1.45~1.75
B0.0005~0.006
0.02~0.08
≤0.040
SA213 T91
0.08~0.12
0.20~0.50
0.30~0.60
≤0.020
≤0.010
8.00~9.50
0.85~1.05
 
≤0.40
0.18~0.25
≤0.015
 
 
0.06~0.10
0.03~0.07
SA213 T92
0.07~0.13
≤0.50
0.30~0.60
≤0.020
≤0.010
8.50~9.50
0.30~0.60
 
≤0.40
0.15~0.25
≤0.015
1.50~2.00
B 0.001~0.006
0.04~0.09
0.03~0.07
DIN 17175
ST45.8/Ⅲ
≤0.21
0.10~0.35
0.40~1.20
≤0.040
≤0.040
 
 
 
 
 
 
 
 
 
 
15Mo3
0.12~0.20
0.10~0.35
0.40~0.80
≤0.035
≤0.035
 
0.25~0.35
 
 
 
 
 
 
 
 
13CrMo44
0.10~0.18
0.10~0.35
0.40~0.70
≤0.035
≤0.035
0.70~1.10
0.45~0.65
 
 
 
 
 
 
 
 
10CrMo910
0.08~0.15
≤0.50
0.30~0.70
≤0.025
≤0.020
2.00~2.50
0.90~1.10
≤0.30
≤0.30
 
≤0.015
 

 

Copyright @2017 Hunan Standard Steel Co.,Ltd and Husteel Industry Group All Rights Reserved
  

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