中国煤炭分类总表(简化版)
类别 www.zgcoal.com |
符号 |
数码 |
分类指标 |
|
VR,% |
PM,% |
|||
无烟煤 |
WY |
01,02,03 |
<10.0 |
— |
烟 煤 |
YM |
11,12,13,14,15,16 |
>10.0 |
— |
褐 煤 |
HM |
51,52 |
>37.0 ① |
<50 ② |
① 凡Vdaf>37.%、G≤5,再用透光率Pm来区分烟煤和褐煤(在地质勘探中,Vdaf>37.0%,在不压饼的条件下测定的焦渣特征为1~2号的煤,再用Pm来区分烟煤和褐煤)。
②凡Vdaf>37.%、Pm>50%者为烟煤,Pm>30~50%的煤,如恒湿无灰基高位发热量大于Qgr,maf>24MJ/kg,则划为长焰煤。
中国煤炭分类总表(简化版)
类别 |
符号 |
数码 |
分类指标 |
|||||
Vr,% |
G |
Y,mm |
b,% |
P**% |
QGW-A.GN*** |
|||
无烟煤 |
WY |
01,02,03 |
<=10.0 |
|
|
|
|
|
贫煤 |
PM |
11 |
>10.0~20.0 |
<=5 |
|
|
|
|
贫瘦煤 |
PS |
12 |
>10.0~20.0 |
>5~20 |
|
|
|
|
瘦煤 |
SM |
13,14 |
>10.0~20.0 |
>20~65 |
|
|
|
|
焦煤 |
JM |
24 |
>20.0~28.0 |
>50~65 |
<=25.0 |
(<=150) |
|
|
肥煤 |
FM |
16,26,36 |
>=10.0~37.0 |
(>85)* |
>25.0 |
* |
|
|
1/3焦煤 |
1/3JM |
35 |
>28.0~37.0 |
>65* |
<=25.0 |
(<=150) |
|
|
气肥煤 |
QF |
46 |
>37.0 |
(>85)* |
>25.0 |
(>220) |
|
|
气煤 |
QM |
34 |
>28.0~37.0 |
>50~60 |
<=25.0 |
(<=220) |
|
|
1/2中粘煤 |
1/2ZN |
23,33 |
>20.0~37 |
>30~50 |
|
|
|
|
弱粘煤 |
RN |
22,33 |
>20.0~37.0 |
>5~30 |
|
|
|
|
不粘煤 |
BN |
21,31 |
>20.0~37.0 |
<=5 |
|
|
|
|
长焰煤 |
CY |
41,42 |
>37.0 |
<=35 |
|
|
>50 |
|
褐煤 |
HM |
51 |
>37.0 |
|
|
|
<=30 |
<=24 |