石油裂化管使用过程中,要经常检查和清洁软管,发现老化、龟裂、起泡、烤焦、鼠虫齿,不要压、折燃气软管,以免造成堵塞;软管与灶具、管道的接口处,要用管卡扎牢,防止脱落漏气;软管不能穿墙、地面、门、窗、柜、顶棚使用。
牌号 |
化学成份 |
||||||||
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
Nb+Ti |
|
10 |
0.17-0.14 |
0.17-0.37 |
0.35-0.65 |
≤0.035 |
≤0.035 |
≤0.15 |
/ |
≤0.25 |
/ |
20 |
0.17-0.24 |
0.17-0.37 |
0.35-0.65 |
≤0.035 |
≤0.035 |
≤0.25 |
/ |
≤0.25 |
/ |
12CrMo |
0.08-0.15 |
0.17-0.37 |
0.40-0.70 |
≤0.035 |
≤0.035 |
0.40-0.70 |
0.40-0.55 |
≤0.30 |
/ |
15CrMo |
0.12-0.18 |
0.17-0.37 |
0.40-0.70 |
≤0.035 |
≤0.035 |
0.80-1.10 |
0.40-0.55 |
≤0.30 |
/ |
1Cr2Mo |
≤ 0.15 |
0.50-1.00 |
0.30-0.60 |
≤0.035 |
≤0.030 |
2.15-2.85 |
0.45-0.65 |
/ |
/ |
1Cr19Ni9 |
0.04-0.10 |
≤ 1.00 |
≤ 2.00 |
≤0.035 |
≤0.030 |
18.00-20.00 |
/ |
8.00-11.00 |
/ |
1Cr19Ni11Nb |
0.04-0.10 |
≤ 1.00 |
≤ 2.00 |
≤0.035 |
≤0.030 |
17.00-20.00 |
/ |
9.00-13.00 |
≥8C-1.00 |