兰州高压锅炉管青海哪家便宜? 20G高压锅炉管用于高压锅炉(工作压力一般不大于9.8Mpa,工作温度在450℃-890℃之间)的受热面无缝管、集箱、省煤器、过热器、再热器等。(P<9.8MPa,450℃<T<650℃)www.gsxygt.com |
高压合金无缝钢管介绍 |
执行标准 |
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GB6479——化肥设备用高压无缝钢管 |
GB9948——石油裂化用20G高压锅炉管 |
ASTM A213 ——Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes |
ASTM A335 ——Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service |
JIS G3458 ——Alloy Steel Pipes (STPA 12/ 20/ 22/ 23/ 24/ 25/ 26) |
JIS G3462 ——Alloy Steel for Boiler and Heat Exchanger Tubes (STBA12/ 13/ 20/ 22) |
JIS G3467 ——Steel Tubes for Fired Heater (STF 410/STFA 12/ 22/ 23/ 24/ 25/ 26) |
DIN17175-79Ⅲ——Electrical Resistance Or Induction Welded Steel Tubes for Elevated Temperature |
主要生产无缝钢管牌号 |
Cr5Mo (STFA25 STPA25 STBA25 T5 P5) 20G高压锅炉管 |
15CrMo (STFA22 STPA22 STBA22 T12 P12) 20G高压锅炉管 |
1.25Cr0.5Mo (STFA23 STPA23 STBA23 T11 P11) |
Cr9Mo (STFA26 STPA26 STBA26 T9 P9) |
12Cr1MoV |
12Cr2Mo (10CrMo910 T22 P22) |
10Cr9Mo1VNb T91 (P91) 20G高压锅炉管 |
12Cr2MoWVTiB (R102) |