众鑫棋牌

IIA:BINGTONG/Acetone,YIWAN/Ethane,BEN/Benzene,SHIYOU/Petrol,DINGWAN/Butane,BINGWAN/Propane,JIAWAN/Methane;

IIB:YIXI/Ethylene, MEIQI/Town gas;

IIC:氢/Hydrogen,乙炔/Acetylene
温度组别:
最高表面温度
450°C
300°C
280°C
260°C
230°C
215°C
200°C
180°C
165°C
160°C
135°C
120°C
100°C
85°C
温度组别
IEC
T1
T2
 
 
 
 
T3
 
 
 
T4
 
T5
T6
NEC(USA)
T1
T2
T2A
T2B
T2C
T2D
T3
T3A
T3B
T3C
T4
T4A
 
 

 



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