锅炉、过热器和换热器用无缝铁素体和奥氏体合金钢管
BOILER,SUPERHEATER AND HEAT EXCHANGER SEAMLESS FERRITE AND AUSTENITIC ALLOY STEEL TUBE.
标准 Standard
ASTM A213…………美国材料与试验协会标准Standard of American Society for Testing ＆ Materials
用途 Application：
适用于锅炉和过热器用最小壁厚的无缝铁素体和奥氏体钢管以及换热器用奥氏体钢管。
It is used for boiler and superheater min.wall thinckness seamless steel ferrite and austenitic steel tube and heat exchanger austenitic steel tube.
主要生产钢管牌号 Main Steel Tube Grade:
T11、T12、T22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
标准
Standard |
牌号
Grade
|
化学成分Chemical Composition（%）
|
机械性能Mechanical Properties
|
|
C
|
Si
|
Mn
|
P 、S
|
Cr
|
Mo
|
V、
Cu、Ni
|
抗拉强度（Mpa）
Tensile Strength
|
屈服强度（Mpa）
Yield Strength
|
伸长率（%）
Elongation
|
|
ASTM A213
|
SA213
T11
|
0.05~0.15
|
0.50~1.00
|
0.30~0.60
|
≤0.025
|
1.00~1.50
|
0.44~0.65
|
_
|
≥415
|
≥205
|
≥30
|
|
SA213
T12
|
0.05~0.15
|
≤0.50
|
0.30~0.61
|
≤0.025
|
0.80~1.25
|
0.44~0.65
|
_
|
≥415
|
≥220
|
≥30
|
|
SA213
T22
|
0.05~0.15
|
≤0.50
|
0.30~0.60
|
≤0.025
|
1.90~2.60
|
0.87~1.13
|
_
|
≥415
|
≥205
|
≥30
|
