高压(低中压)锅炉及石化工业用大口径无缝钢管
标准:
GB3087 —— 中国国家标准
GB5310 —— 中国国家标准
ASME SA106 —— 美国锅炉及压力容器规范
ASME SA333 —— 美国锅炉及压力容器规范
ASME SA335 —— 美国锅炉及压力容器规范
DIN17175 —— 联邦德国工业标准
EN10216-2 —— 欧洲压力管道标准用途:
用于低中压锅炉(工作压力一般不大于5.88Mpa,工作温度在450℃以下)的集箱及蒸汽管道;用于高压锅炉(工作压力一般在9.8Mpa以上,工作温度在450℃~650℃之间)的集箱及蒸汽管道,石化工业用管。
主要生产钢管牌号:
10、20、20G、20MnG、25MnG、15CrMoG、12Cr2MoG、12Cr1MoVG、10Cr9Mo1VNb、SA106B、SA106C、SA333Ⅰ级、SA333Ⅵ级、SA335 P5、SA335 P11、SA335 P12、SA335P22、SA335 P91、SA335 P92、ST45.8/Ⅲ、15Mo3、13CrMo44、10CrMo910、15NiCuMoNb5-6-4等
组距:
钢管种类
|
外径(D)
|
壁厚(S)
|
|
钢管外径(mm)
|
允许偏差(mm)
|
钢管壁厚(mm)
|
允许偏差(mm)
|
热轧管
|
>219~457
|
±1.0%
|
≤20
|
-10%,+12.5%
|
>20~40
|
-10%,+10%
|
>457~1066
|
±0.9%
|
>40~70
|
-7%,+9%
|
>70~120
|
-6%,+8%
|
力学性能:
标准
|
牌号
|
抗拉强度(MPa)
|
屈服强度(MPa)
|
伸长率(%)
|
冲击功(J)
|
硬度
|
GB3087
|
10
|
335~475
|
≥195
|
≥24
|
|
/
|
20
|
410~550
|
≥245
|
≥20
|
|
/
|
GB5310
|
20G
|
410~550
|
≥245
|
≥24
|
≥35
|
/
|
20MnG
|
≥415
|
≥240
|
≥22
|
≥35
|
/
|
25MnG
|
≥485
|
≥275
|
≥20
|
≥35
|
/
|
15CrMoG
|
440~640
|
≥235
|
≥21
|
≥35
|
/
|
12Cr2MoG
|
450~600
|
≥280
|
≥20
|
≥35
|
/
|
12Cr1MoVG
|
470~640
|
≥255
|
≥21
|
≥35
|
/
|
10Cr9Mo1VNb
|
≥585
|
≥415
|
≥20
|
≥35
|
/
|
ASME SA106
|
SA106B
|
≥415
|
≥240
|
≥22
|
≥35
|
/
|
SA106C
|
≥485
|
≥275
|
≥20
|
≥35
|
/
|
ASME SA333
|
SA333Ⅰ级
|
≥380
|
≥205
|
≥28
|
-45≥18
|
/
|
ASME SA335
|
SA335 P11
|
≥415
|
≥205
|
≥22
|
≥35
|
≤163HB
|
SA335 P12
|
≥415
|
≥220
|
≥22
|
≥35
|
≤163HB
|
SA335 P22
|
≥415
|
≥205
|
≥22
|
≥35
|
≤163HB
|
SA335 P5
|
≥415
|
≥205
|
≥22
|
≥35
|
≤187HB
|
SA335 P91
|
585~760
|
≥415
|
≥20
|
≥35
|
≤250HB
|
SA335 P92
|
≥620
|
≥440
|
≥20
|
≥35
|
250HB
|
DIN17175
|
ST45.8/Ⅲ
|
410~530
|
≥255
|
≥21
|
≥27(DVM)
|
/
|
15Mo3
|
450~600
|
≥270
|
≥22
|
≥34(DVM)
|
/
|
13CrMo44
|
440~590
|
≥290
|
≥22
|
≥34(DVM)
|
/
|
10CrMo910
|
480~630
|
≥280
|
≥20
|
≥34(DVM)
|
/
|
EN10216-2
|
15NiCuMoNb5-6-4 (WB36)
|
610~780
|
≥440
|
≥19
|
≥40
|
/
|
化学成分: 15222359888
标准
|
牌号
|
化学成分(%)
|
C
|
Si
|
Mn
|
P
|
S
|
Cr
|
Mo
|
Cu
|
Ni
|
V
|
Al
|
W
|
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
|
0.17~0.25
|
0.17~0.37
|
0.70~1.00
|
≤0.030
|
≤0.030
|
≤0.25
|
≤0.15
|
≤0.20
|
≤0.25
|
≤0.08
|
|
|
|
|
25MnG
|
0.23~0.27
|
0.17~0.37
|
0.70~1.00
|
≤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
|
|
|
|
|
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 SA106
|
SA106B
|
0.17~0.25
|
≥0.1
|
0.70~1.00
|
≤0.030
|
≤0.030
|
|
|
|
|
|
|
|
|
|
SA106C
|
0.23~0.27
|
≥0.1
|
0.70~1.00
|
≤0.030
|
≤0.030
|
|
|
|
|
|
|
|
|
|
ASME SA333
|
SA333Ⅰ级
|
0.09~0.12
|
/
|
0.7~1.00
|
≤0.020
|
≤0.010
|
|
|
|
|
|
|
|
|
|
SA333Ⅵ级
|
0.09~0.12
|
≥0.1
|
0.9~1.10
|
≤0.020
|
≤0.010
|
|
|
|
|
|
|
|
|
|
ASME SA335
|
SA335 P11
|
0.05~0.15
|
0.50~1.0
|
0.30~0.60
|
≤0.030
|
≤0.030
|
1.00~1.50
|
0.50~1.00
|
|
|
|
|
|
|
|
SA335 P12
|
0.05~0.15
|
≤0.50
|
0.30~0.61
|
≤0.030
|
≤0.030
|
0.80~1.25
|
0.44~0.65
|
|
|
|
|
|
|
|
SA335 P22
|
0.05~0.15
|
≤0.50
|
0.30~0.60
|
≤0.030
|
≤0.030
|
1.90~2.60
|
0.87~1.13
|
|
|
|
|
|
|
|
SA335 P5
|
≤0.15
|
≤0.50
|
0.30~0.60
|
≤0.030
|
≤0.030
|
4.00/6.00
|
0.45/0.65
|
|
|
|
|
|
|
|
SA335 P91
|
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
|
SA335 P92
|
0.07~0.13
|
≤0.50
|
0.30~0.60
|
≤0.020
|
≤0.010
|
8.50~9.50
|
0.30~0.60
|
0.30~0.60
|
≤0.40
|
0.15~0.25
|
≤0.015
|
1.50~2.00
|
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
|
≤0.30
|
|
|
|
|
|
|
|
|
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
|
|
|
|
EN1021 6-2
|
15NiCuMoNb5-6-4 (WB36)
|
≤0.17
|
0.25~0.50
|
0.80~1.20
|
≤0.025
|
≤0.020
|
≤0.30
|
0.25~0.50
|
0.50~0.80
|
1.00~1.30
|
|
≤0.05
|
|
0.015~0.045
|
|
|