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라이안 이오네스쿠매우 좋은 소재 품질. 우리는 10년 이상을 협력하게 합니다. 그들은 강철 소재의 다량 종류를 거래합니다. 좋은 모든 소재 품질. 그들 모든 소재 품질을 위한 의무. 우리는 활공하고 있고 계속되고 미래에 그들과 협력합니다
High-temperature Service Corrosion Resistant Seamless Alloy Pipe A355P91 with OD 6-630mm for Industrial Applications
제품 상세 정보
| 모델 번호. | P91 | 표면 처리 | 검은색 |
|---|---|---|---|
| 단면 모양 | 둥근 | 외경 | 6-630mm |
| 생산능력 | 50000KGS | 재료 등급 | X10CrMoVNb9-1 |
| 크로미움 콘탠츠 | 9% | 몰리브덴 함량 | 1% |
| 온도 저항 | 580°C - 600°C | 열전달 | 더 높은 |
| 열 팽창 | 낮추다 | 벽 두께 | 성병, 40, XH, 60, 80, 100, 120, 140, 160, XXH |
| 재료 표준 | ASTM A335, A213, EN10216-2 | 미세 합금 요소 | 바나듐, 니오븀 |
| 질소 함량 | 통제됨 | ||
| 강조하다 | High-temperature Service Seamless Pipe,Corrosion Resistant Alloy Pipe,OD 6-630mm A355P91 Pipe |
||
제품 설명
X10CrMoVNb9-1 Alloy Steel Seamless Pipes for High-Temperature Service (T91/P91)
Grade T/P91 is a ferritic-martensitic steel containing 9% chromium and 1% molybdenum, micro-alloyed with vanadium and niobium, with controlled nitrogen content according to ASTM A335, A213, or EN 10216-2 standards under the designation X10CrMoVNb9-1.
Applications
On fossil-fueled power plants, this grade is primarily used for high-temperature applications in superheater and reheater tubes, headers, and steam piping (main steam and hot reheat).
Performance Advantages
- Excellent elevated-temperature strength and creep behavior up to 580°C - 600°C
- 9% chromium content provides superior corrosion and oxidation resistance compared to grade 22
- Reduced weight of boiler and piping components enables higher resistance to thermal fatigue
- Higher heat transfer and lower thermal expansion coefficients compared to austenitic steels
Available Specifications
Standard wall thicknesses: STD, 40, XH, 60, 80, 100, 120, 140, 160, XXH
Special customer-designated nominal and minimum wall thicknesses can also be furnished. Non-standard OD & ID are available.
Best Pipeline can offer pipe from turned and bored forgings in accordance with Specifications A/SA369 when client requirements for size, wall thickness, quantity, or delivery cannot be met by material available under Specifications A/SA335.
A/SA369 material is manufactured in grades including FP11, FP22, FP5, FP9, FP91, and FP92 corresponding to the same grades listed for A/SA335.
Material Grades and Equivalents
Carbon Steel and Alloy Steel
| EN/DIN Grade | Steel | Standard |
|---|---|---|
| P235GH | 1.0345 | EN10216-2 |
| P265GH | 1.0425 | EN10216-2 |
| 16Mo3 | 1.5415 | EN10216-2 |
| 15NiCuMoNb5-6-4 | 1.6368 | EN10216-2 |
| 13CrMo4-5 | 1.7335 | EN10216-2 |
| 10CrMo9-10 | 1.7380 | EN10216-2 |
| X11CrMo5 | 1.7362 | EN10216-2 |
| X11CrMo9-1 | 1.7386 | EN10216-2 |
| X10CrMoNVb9-1 | 1.4903 | EN10216-2 |
| X10CrwMoVNb9-2 | 1.4901 | EN10216-2 |
International Standards
| Standard | Country | Description |
|---|---|---|
| ASTM | USA | American Society of Mechanical Engineers |
| AISI | USA | Acronym of American Iron and Steel Institute |
| JIS | JP | Japanese Industrial Standards |
| DIN | GER | Deutsches Institut fur Normung e.V. |
| UNS | USA | Unified Numbering System |
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