标准:
GB/T8162——中国国家标准
ASTM A53——美国材料与试验学会标准
ASME SA53 ——美国锅炉及压力容器规范
EN10210——热轧结构钢
EN10297——热轧结构钢
用途:
用于制造管道、容器、设备、管件及机械结构用无缝钢管
主要生产钢管牌号:
10、20、35、45、Q345、15CrMo、12Cr1MoV、42CrMo、A53A、A53B、SA53A、SA53B、SA355J2H、E355等
组距:
钢管种类 |
外径(D) |
壁厚(S) |
热轧管 |
219~1200 |
8~130 |
力学性能:
标准 |
牌号 |
抗拉强度(MPa) |
屈服强度(MPa) |
伸长率(%) |
GB/T8162 |
10 |
≥335 |
≥205 |
≥24 |
20 |
≥390 |
≥245 |
≥20 |
|
35 |
≥510 |
≥305 |
≥17 |
|
45 |
≥590 |
≥335 |
≥14 |
|
Q345 |
≥490 |
≥325 |
≥21 |
|
15CrMo |
≥440 |
≥295 |
≥22 |
|
12Cr1MoV |
≥490 |
≥245 |
≥22 |
|
ASTM A53 |
A |
≥330 |
≥205 |
查看ASTM A53的表 |
ASME SA53 |
B |
≥415 |
≥240 |
查看ASME SA53的表 |
EN10210-1 |
SA355J2H |
查看En 10210-1表A.3 |
查看En 10210-1表A.3 |
查看En 10210-1表A.3 |
EN10297-1 |
E355 |
查看EN10297 table 8 |
查看EN10297 table 8 |
查看EN10297 table 8 |
化学成分:
标准 |
牌号 |
化学成分(%) |
|||||||||
C |
Si |
Mn |
P |
S |
Cu |
Ni |
Mo |
Cr |
V |
||
GB/T8162 |
10 |
0.07~0.14 |
0.17~0.37 |
0.35~0.65 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.25 |
/ |
≤0.15 |
/ |
20 |
0.17~0.24 |
0.17~0.37 |
0.35~0.65 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.25 |
/ |
≤0.25 |
/ |
|
35 |
0.32~0.40 |
0.17~0.37 |
0.50~0.80 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.25 |
/ |
≤0.25 |
/ |
|
45 |
0.42~0.50 |
0.17~0.37 |
0.50~0.80 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.25 |
/ |
≤0.25 |
/ |
|
Q345 |
0.12~0.20 |
0.20~0.55 |
1.20~1.60 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.25 |
/ |
≤0.25 |
/ |
|
Q390 |
|||||||||||
Q420 |
|||||||||||
Q460 |
|||||||||||
15CrMo |
0.12~0.18 |
0.17~0.37 |
0.40~0.70 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.30 |
0.40~0.55 |
0.80~1.10 |
/ |
|
12Cr1MoV |
0.08~0.15 |
0.17~0.37 |
0.40~0.70 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.30 |
0.25~0.35 |
0.90~1.20 |
0.15~0.30 |
|
ASTMA53 |
A |
≤0.25 |
/ |
≤0.95 |
≤0.05 |
≤0.06 |
≤0.40 |
≤0.40 |
≤0.15 |
≤0.40 |
≤0.08 |
ASMESA53 |
B |
≤0.30 |
/ |
≤1.20 |
≤0.05 |
≤0.06 |
≤0.40 |
≤0.40 |
≤0.15 |
≤0.40 |
≤0.08 |
EN10210-1 |
SA355J2H |
≤0.22 |
≤0.55 |
≤1.60 |
≤0.030 |
≤0.030 |
/ |
/ |
/ |
/ |
/ |
EN10297-1 |
E355 |
≤0.22 |
≤0.50 |
0.90~1.65 |
≤0.030 |
≤0.030 |
≤0.35 |
≤0.50 |
≤0.10 |
≤0.30 |
≤0.12 |