蘭州高壓鍋爐管青海哪家便宜？ 20G高壓鍋爐管用于高壓鍋爐（工作壓力一般不大于9.8Mpa，工作溫度在450℃-890℃之間）的受熱面無縫管、集箱、省煤器、過熱器、再熱器等。（P＜9.8MPa,450℃＜T＜650℃）www.gsxygt.com |
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高壓合金無縫鋼管介紹 |
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執行標準 |
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GB6479——化肥設備用高壓無縫鋼管 |
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GB9948——石油裂化用20G高壓鍋爐管 |
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ASTM A213 ——Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes |
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ASTM A335 ——Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service |
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JIS G3458 ——Alloy Steel Pipes (STPA 12/ 20/ 22/ 23/ 24/ 25/ 26) |
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JIS G3462 ——Alloy Steel for Boiler and Heat Exchanger Tubes (STBA12/ 13/ 20/ 22) |
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JIS G3467 ——Steel Tubes for Fired Heater (STF 410/STFA 12/ 22/ 23/ 24/ 25/ 26) |
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DIN17175-79Ⅲ——Electrical Resistance Or Induction Welded Steel Tubes for Elevated Temperature |
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主要生產無縫鋼管牌號 |
Cr5Mo (STFA25 STPA25 STBA25 T5 P5) 20G高壓鍋爐管 |
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15CrMo (STFA22 STPA22 STBA22 T12 P12) 20G高壓鍋爐管 |
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1.25Cr0.5Mo (STFA23 STPA23 STBA23 T11 P11) |
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Cr9Mo (STFA26 STPA26 STBA26 T9 P9) |
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12Cr1MoV |
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12Cr2Mo (10CrMo910 T22 P22) |
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10Cr9Mo1VNb T91 (P91) 20G高壓鍋爐管 |
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12Cr2MoWVTiB (R102) |
