T91合金管的標準 化學成分 尺寸公差
  T91合金管 
 
T91合金管<BR>
  T91合金管規(guī)格:8-1240×1-200mm<BR>
  T91合金管 T91合金管概況:<BR>
  標準:<BR>
  GB3087 —— 中國國家標準<BR>
  GB5310 —— 中國國家標準<BR>
  ASME SA210 —— 美國鍋爐及壓力容器規(guī)范<BR>
  ASME SA213 —— 美國鍋爐及壓力容器規(guī)范<BR>
  DIN17175 —— 聯(lián)邦德國工業(yè)標準<…
								
								  T91合金管 
 
T91合金管
 
  T91合金管規(guī)格:8-1240×1-200mm
  T91合金管 T91合金管概況:
  標準:
  GB3087 —— 中國國家標準
  GB5310 —— 中國國家標準
  ASME SA210 —— 美國鍋爐及壓力容器規(guī)范
  ASME SA213 —— 美國鍋爐及壓力容器規(guī)范
  DIN17175 —— 聯(lián)邦德國工業(yè)標準
  用途:
  用于低中壓鍋爐(工作壓力一般不大于5.88Mpa,工作溫度在450℃以下)的受熱面管子;用于高壓鍋爐(工作壓力一般在9.8Mpa以上,工作溫度在450℃~650℃之間)的受熱面管子、省煤器、過熱器、再熱器、石化工業(yè)用管等。
  主要生產(chǎn)鋼管牌號:
  10、20、20G、20MnG、25MnG、15CrMoG、12Cr2MoG、12Cr1MoVG、12Cr2MoWVTiB、10Cr9Mo1VNb、SA210A1、SA210C、SA213 T11、SA213 T12、SA213 T22、SA213 T23、SA213 T91、SA213 T92、ST45.8/Ⅲ、15Mo3、13CrMo44、10CrMo910等
  尺寸公差:
   
| 鋼管種類 | 
外徑(D) | 
壁厚(S) | 
| 冷拔管 | 
鋼管外徑(mm) | 
允許偏差(mm) | 
鋼管壁厚(mm) | 
允許偏差(mm) | 
| >30~50 | 
±0.3 | 
>3~20 | 
±10% | 
  力學性能:
   
| 標準 | 
牌號 | 
抗拉強度(MPa) | 
屈服強度(MPa) | 
伸長率(%) | 
硬度 | 
| GB3087 | 
10 | 
335~475 | 
≥195 | 
≥24 | 
/ | 
| 20 | 
410~550 | 
≥245 | 
≥20 | 
/ | 
| GB5310 | 
20G | 
410~550 | 
≥245 | 
≥24 | 
/ | 
| 20MnG | 
≥415 | 
≥240 | 
≥22 | 
/ | 
| 25MnG | 
≥485 | 
≥275 | 
≥20 | 
/ | 
| 15CrMoG | 
440~640 | 
≥235 | 
≥21 | 
/ | 
| 12Cr2MoG | 
450~600 | 
≥280 | 
≥20 | 
/ | 
| 12Cr1MoVG | 
470~640 | 
≥255 | 
≥21 | 
/ | 
| 12Cr2MoWVTiB | 
540~735 | 
≥345 | 
≥18 | 
/ | 
| 10Cr9Mo1VNb | 
≥585 | 
≥415 | 
≥20 | 
/ | 
| ASME SA210 | 
SA210A-1 | 
≥415 | 
≥255 | 
≥30 | 
≤143HB | 
| SA210C | 
≥485 | 
≥275 | 
≥30 | 
≤179HB | 
| ASME SA213 | 
SA213 T11 | 
≥415 | 
≥205 | 
≥30 | 
≤163HB | 
| SA213 T12 | 
≥415 | 
≥220 | 
≥30 | 
≤163HB | 
| SA213 T22 | 
≥415 | 
≥205 | 
≥30 | 
≤163HB | 
| SA213 T23 | 
≥510 | 
≥400 | 
≥20 | 
≤220HB | 
| SA213 T91 | 
≥585 | 
≥415 | 
≥20 | 
≤250HB | 
| SA213 T92 | 
≥620 | 
≥440 | 
≥20 | 
≤250HB | 
| DIN17175 | 
ST45.8/Ⅲ | 
410~530 | 
≥255 | 
≥21 | 
/ | 
| 15Mo3 | 
450~600 | 
≥270 | 
≥22 | 
/ | 
| 13CrMo44 | 
440~590 | 
≥290 | 
≥22 | 
/ | 
| 10CrMo910 | 
480~630 | 
≥280 | 
≥20 | 
/ | 
  化學成分:
   
| 標準  | 
牌號  | 
化學成分(%)  | 
| C  | 
Si  | 
Mn  | 
P  | 
S  | 
Cr  | 
Mo  | 
Cu  | 
Ni  | 
V  | 
Al  | 
W  | 
Ti  | 
Nb  | 
N  | 
| GB3087  | 
10  | 
0.07~0.13  | 
0.17~0.37  | 
0.38~0.65  | 
≤0.030  | 
≤0.030  | 
0.3~0.65  | 
/  | 
≤0.25  | 
≤0.30  | 
/  | 
/  | 
  | 
  | 
  | 
  | 
| 20  | 
0.17~0.23  | 
0.17~0.37  | 
0.38~0.65  | 
≤0.030  | 
≤0.030  | 
0.3~0.65  | 
/  | 
≤0.25  | 
≤0.30  | 
/  | 
/  | 
  | 
  | 
  | 
  | 
| GB5310  | 
20G  | 
0.17~0.24  | 
0.17~0.37  | 
0.35~0.65  | 
≤0.030  | 
≤0.030  | 
≤0.25  | 
≤0.15  | 
≤0.20  | 
≤0.25  | 
≤0.08  | 
  | 
  | 
  | 
  | 
  | 
| 20MnG  | 
0.17~0.24  | 
0.17~0.37  | 
0.70~1.00  | 
≤0.030  | 
≤0.030  | 
≤0.25  | 
≤0.15  | 
≤0.20  | 
≤0.25  | 
≤0.08  | 
  | 
  | 
  | 
  | 
  | 
| 25MnG  | 
0.18~0.24  | 
0.17~0.37  | 
0.80~1.10  | 
≤0.030  | 
≤0.030  | 
≤0.25  | 
≤0.15  | 
≤0.20  | 
≤0.25  | 
≤0.08  | 
  | 
  | 
  | 
  | 
  | 
| 15CrMo  | 
0.12~0.18  | 
0.17~0.37  | 
0.40~0.70  | 
≤0.030  | 
≤0.030  | 
0.80~1.10  | 
0.40~0.55  | 
≤0.20  | 
≤0.30  | 
  | 
  | 
  | 
  | 
  | 
  | 
| 12Cr2MoG  | 
0.08~0.15  | 
≤0.50  | 
0.40~0.70  | 
≤0.030  | 
≤0.030  | 
2.00~2.50  | 
0.90~1.20  | 
≤0.20  | 
≤0.30  | 
  | 
  | 
  | 
  | 
  | 
  | 
| 12Cr1MoV  | 
0.08~0.15  | 
0.17~0.37  | 
0.40~0.70  | 
≤0.030  | 
≤0.030  | 
0.90~1.20  | 
0.25~0.35  | 
≤0.20  | 
≤0.30  | 
0.15~0.30  | 
  | 
  | 
  | 
  | 
  | 
| 12Cr2MoWVTiB  | 
0.08~0.15  | 
0.45~0.75  | 
0.45~0.65  | 
≤0.030  | 
≤0.030  | 
1.60~2.10  | 
0.50~0.65  | 
≤0.20  | 
≤0.30  | 
0.28~0.42  | 
  | 
0.30~0.55  | 
0.08~0.15  | 
B 0.002~0.008  | 
  | 
| 10Cr9Mo1VNb  | 
0.08~0.12  | 
0.20~0.50  | 
0.30~0.60  | 
≤0.020  | 
≤0.010  | 
8.00~9.50  | 
0.85~1.05  | 
≤0.20  | 
≤0.40  | 
0.18~0.25  | 
≤0.015  | 
  | 
  | 
0.06~0.10  | 
0.03~0.07  | 
| ASME SA210  | 
SA210A-1  | 
0.13~0.19  | 
≥0.1  | 
0.45~0.65  | 
≤0.030  | 
≤0.030  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
| SA210C  | 
0.18~0.24  | 
≥0.1  | 
0.80~1.10  | 
≤0.030  | 
≤0.030  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
| ASME SA213  | 
SA213 T11  | 
0.05~0.15  | 
0.50~1.0  | 
0.30~0.60  | 
≤0.030  | 
≤0.030  | 
1.00~1.50  | 
0.50~1.00  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
| SA213 T12  | 
0.05~0.15  | 
≤0.50  | 
0.30~0.61  | 
≤0.030  | 
≤0.030  | 
0.80~1.25  | 
0.44~0.65  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
| SA213 T22  | 
0.05~0.15  | 
≤0.50  | 
0.30~0.60  | 
≤0.030  | 
≤0.010  | 
1.90~2.60  | 
0.87~1.13  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
| SA213 T23  | 
0.04~0.10  | 
≤0.50  | 
0.10~0.60  | 
≤0.030  | 
≤0.030  | 
1.90~2.60  | 
0.05~0.30  | 
  | 
  | 
  | 
≤0.030  | 
1.45~1.75  | 
B 0.0005~0.006  | 
0.02~0.08  | 
≤0.040  | 
| SA213 T91  | 
0.08~0.12  | 
0.20~0.50  | 
0.30~0.60  | 
≤0.020  | 
≤0.010  | 
8.00~9.50  | 
0.85~1.05  | 
  | 
≤0.40  | 
0.18~0.25  | 
≤0.015  | 
  | 
  | 
0.06~0.10  | 
0.03~0.07  | 
| SA213 T92  | 
0.07~0.13  | 
≤0.50  | 
0.30~0.60  | 
≤0.020  | 
≤0.010  | 
8.50~9.50  | 
0.30~0.60  | 
  | 
≤0.40  | 
0.15~0.25  | 
≤0.015  | 
1.50~2.00  | 
B 0.001~0.006  | 
0.04~0.09  | 
0.03~0.07  | 
| DIN 17175  | 
ST45.8/Ⅲ  | 
≤0.21  | 
0.10~0.35  | 
0.40~1.20  | 
≤0.040  | 
≤0.040  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
| 15Mo3  | 
0.12~0.20  | 
0.10~0.35  | 
0.40~0.80  | 
≤0.035  | 
≤0.035  | 
  | 
0.25~0.35  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
| 13CrMo44  | 
0.10~0.18  | 
0.10~0.35  | 
0.40~0.70  | 
≤0.035  | 
≤0.035  | 
0.70~1.10  | 
0.45~0.65  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
| 10CrMo910  | 
0.08~0.15  | 
≤0.50  | 
0.30~0.70  | 
≤0.025  | 
≤0.020  | 
2.00~2.50  | 
0.90~1.10  | 
≤0.30  | 
≤0.30  | 
  | 
≤0.015  | 
  |