产品简介 PRODUCT INTRODUCTION
中国标准 CHINESE STANDARDS
石油裂化用无缝钢管
SEAMLESS STEEL TUBES FOR PETROLEUM CRACKING
标准 Standard:
GB9948…………中国国家标准China National Standards
用途Application:
适用于石油精炼厂的炉管、热交换器管和管道用无缝钢管。
It is used for the seamless steel tubes for furnace、heat exchangers and pipeline in petroleum refining factories.
主要生产钢管牌号 Main Steel Tube Grade:
10、20、12CrMo、15CrMo等(etc)
经协商,也可供应其他牌号的钢管
Other grade can also be provided after consulting with customers.
化学成分、机械性能Chemical composition & Mechanical Properties
牌号
Grade |
化学成分Chemical Composition(%)
|
机械性能Mechanical Properties
|
C
|
Si
|
Mn
|
P 、S
|
Cr
|
Ni
|
Mo
|
抗拉强度(Mpa)
Tensile Strength
|
屈服强度(Mpa)
Yield Strength
|
伸长率(%)
Elongation
|
冲击功(J)
Impact Energy
|
10
|
0.07~0.14
|
0.17~0.37
|
0.35~0.65
|
≤0.035
|
≤0.15
|
≤0.25
|
-
|
330~490
|
≥205
|
≥24
|
-
|
20
|
0.17~0.24
|
0.17~0.37
|
0.35~0.65
|
≤0.035
|
≤0.25
|
≤0.25
|
-
|
410~550
|
≥245
|
≥21
|
≥39
|
12CrMo
|
0.08~0.15
|
0.17~0.37
|
0.40~0.70
|
≤0.035
|
0.40~0.70
|
≤0.30
|
0.40~0.55
|
410~550
|
≥205
|
≥21
|
≥55
|
15CrMo
|
0.12~0.18
|
0.17~0.37
|
0.40~0.70
|
≤0.035
|
0.80~1.10
|
≤0.30
|
0.40~0.55
|
440~640
|
≥235
|
≥21
|
≥47
|