2.25Cr-1Mo,属于美国牌号的钢板·另一种叫法为:SA387Gr22CL2或者是A387Gr22CL2.
2.25Cr1Mo是系列钢,是ASME SA213(SA335)规范材料。我国GB5310-95已将其列入,所以你可以查GB5310-95、GB5310-2008对应我国牌号是:12Cr2MoG
外观:ASTM A20/A20M 内部:ASTM A387/A387M
主要用于美国项目和工程. Component Elements Properties Metric English Comments
Boron, B 0.0010 - 0.0030 % 0.0010 - 0.0030 %
Carbon, C 0.10 - 0.15 % 0.10 - 0.15 %
Chromium, Cr 2.75 - 3.25 % 2.75 - 3.25 %
Copper, Cu <= 0.25 % <= 0.25 %
Iron, Fe 93.882 - 95.734 % 93.882 - 95.734 %
Manganese, Mn 0.30 - 0.60 % 0.30 - 0.60 %
Molybdenum, Mo 0.90 - 1.10 % 0.90 - 1.10 %
Nickel, Ni (Orders:137/8188/0376) <= 0.25 % <= 0.25 %
Phosphorous, P <= 0.025 % <= 0.025 %
Silicon, Si <= 0.13 % <= 0.13 %
Sulfur, S <= 0.025 % <= 0.025 %
Titanium, Ti 0.015 - 0.035 % 0.015 - 0.035 %
Vanadium, V 0.20 - 0.30 % 0.20 - 0.30 %
实验温度°C:200=性能Rp0.2=399;250=性能Rp0.2=380;300=性能Rp0.2=385;350=性能Rp0.2=385;400=性能Rp0.2=370;450=性能Rp0.2=373;500=性能Rp0.2=350;540=性能Rp0.2=330;
在ASME SA387里没有找到GR.22 的CL2,一般CL就是CLASS的简写
看具体英文说明 www.hgwugang.com Each grade except Grades 21L, 22L, and 91 is
available in two classes of tensile strength levels as defined
in the Tensile Requirements tables. Grades 21L and 22L
are available only as Class 1. Grade 91 is available only
as Class 2. 河钢舞钢,舞阳钢厂,舞钢现货网,中国舞钢,舞阳钢铁厂,舞钢钢板,舞阳钢板。