Khoom Description
Peb Qhov Zoo
1. Hydrogen Embrittlement Resistance
- Peb cov kav dej yog ua los ntawm austenitic stainless hlau cov ntaub ntawv xws li 316L thiab 304L, kom ntseeg tau siab toughness thiab ductility txawm nyob rau hauv siab - siab hydrogen ib puag ncig, txo txoj kev pheej hmoo ntawm cov yeeb nkab tawg.
- Cov kav dej tau txais kev sim tshuaj lom neeg muaj pes tsawg leeg kom ntseeg tau tias cov khoom ua tau raws li ASTM A312 tus qauv kev qhia tshwj xeeb, thiab Hydrogen Stainless Steel Pipeline yog tsim los ntawm kev kub extrusion ua raws li cov txheej txheem txias dov, ua rau hydrogen -induced cracking resistance uas yog kwv yees li 30% siab dua li ntawm cov yeeb nkab uas tsis muaj dab tsi txias - dov.
2. Kev kho deg
- Peb cov kav dej muaj ob txoj kev kho mob rau sab hauv phab ntsa: electropolishing (EP) thiab mechanical polishing (BA). Rau siab -purity hydrogen/electronic kev lag luam kav, Ra Tsawg dua los yog sib npaug rau 0.2μm; rau cov pa hydrogen kav, Ra Tsawg dua los yog sib npaug rau 0.4μm.
- Cov kav dej tau dhau los ntawm Ra nto roughness kuaj, kev tshuaj xyuas qhov muag, tshuaj xyuas microscopic, thiab kuaj kev huv kom paub meej tias cov kav dej tsim nyog rau kev siv hydrogen lossis semiconductor.
3. Kev Pabcuam Mekas
- TORICH muab kev pabcuam me me, txhawb nqa imperial SCH series (SCH20 / SCH40 / SCH80 / SCH160) thiab metric PN series (PN16 / PN40 / PN100), ua tau raws li qhov xav tau ntawm hydrogen refueling chaw nres tsheb, hydrogen ntau lawm nroj tsuag, kua hydrogen cia thiab tsheb thauj mus los, thiab lwm yam scenarios.
- Customizable xaiv muaj xws li sab hauv phab ntsa EP / BA polishing, yeeb nkab lub cev tiv thaiv -corrosion txheej, thiab beveling ntawm ob qho kawg; Cov ntaub ntawv tsim nyog yog muab raws li cov neeg siv khoom siv tiag tiag, suav nrog austenitic, ferritic, duplex stainless hlau, thiab nickel alloys.
4. Zoo Weldability
- Hydrogen pipelines feem ntau xav tau kev teeb tsa nyuaj lossis ntawm - qhov chaw teeb tsa. Peb Hydrogen Stainless Steel Pipeline muaj kev txhim khu kev lag luam zoo thiab ua tau zoo nrog ntau yam txheej txheem vuam xws li TIG (GTAW), MIG (GMAW), thiab laser vuam, yooj yim rau ntawm - qhov chaw teeb tsa.
- Tsawg- cov ntaub ntawv carbon xws li 304L / 316L tiv thaiv kev cuam tshuam ntawm intergranular thaum vuam, thiab cov kav dej tau txais kev kho kom zoo nkauj kom txo tau cov vuam deformation thiab cov kev ntxhov siab seem, txo qhov kev pheej hmoo ntawm hydrogen embrittlement.
5. Kev Tswj Xyuas Zoo
- Los ntawm cov khoom siv raw mus rau cov khoom tiav, peb cov kav dej tau dhau los ua cov kev ntsuam xyuas nruj, suav nrog kev tshuaj xyuas qhov ntev, kev ntsuas tam sim no, kev ntsuas kev sib txhuam, thiab kev ntsuas tensile, kom ntseeg tau tias cov ntaub ntawv ua tau raws li ASME B31.12 thiab ASTM A312 tus qauv specifications. Cov khoom siv hauv cov kav dej tau raug kuaj tshwj xeeb rau cov ntawv thov hydrogen kom ntseeg tau tias lawv tswj hwm kev ncaj ncees nyob rau hauv qis- kub, siab - siab hydrogen ib puag ncig, yog li lav kev nyab xeeb ntawm hydrogen ntau lawm, khaws cia, thiab faib tshuab.
thaj chaw thov
1. Cov khoom siv Hydrogen ntau lawm
Siv rau kev thauj cov hydrogen los ntawm cov chaw tsim khoom xws li chav methane hloov pauv (SMRs), cov khoom siv hluav taws xob, lossis cov tshuab biomass gasification.
2. Hydrogen Kev xa tawm thiab xa tawm
Cov kav dej siv los txuas cov chaw tsim khoom, chaw cia khoom, thiab cov neeg siv kawg.
3. Hydrogen Refueling Stations
Hydrogen refueling infrastructure rau hydrogen- lub tsheb fais fab, suav nrog cov kav xa dej txuas cov tso tsheb hlau luam thiab chaw nres tsheb refueling.
4. Kev lag luam tshuaj thiab Petrochemical
Hydrogen muab kab siv rau hydrogenation, hydrocracking, thiab lwm yam txheej txheem tshuaj.
5. High-Purity Hydrogen Delivery Systems
Cov kav dej siv los xa cov khoom siv hluav taws xob ultra- hydrogen ntshiab mus rau kev lag luam xws li semiconductors, kws tshuaj, thiab hluav taws xob.
6. Hydrogen Storage Systems
Cov kav dej siv los txuas cov tank cia, cov hlab ntsha siab, thiab cov tshuab xa tawm.
Tshuaj muaj pes tsawg leeg
| Element | C (%) | Mn (%) | Si (%) | P (%) | S (%) | Cr (%) | Tsis muaj (%) | Mo (%) |
|---|---|---|---|---|---|---|---|---|
| 304 | Tsawg dua los yog sib npaug li 0.08 | Tsawg dua lossis sib npaug li 2.00 | Tsawg dua lossis sib npaug li 1.00 | Tsawg dua lossis sib npaug li 0.045 | Tsawg dua lossis sib npaug li 0.030 | 18.0–20.0 | 8.0–10.5 | - |
| 304L | Tsawg dua lossis sib npaug li 0.03 | Tsawg dua lossis sib npaug li 2.00 | Tsawg dua lossis sib npaug li 1.00 | Tsawg dua lossis sib npaug li 0.045 | Tsawg dua lossis sib npaug li 0.030 | 18.0–20.0 | 8.0–12.0 | - |
| 316 | Tsawg dua los yog sib npaug li 0.08 | Tsawg dua lossis sib npaug li 2.00 | Tsawg dua lossis sib npaug li 1.00 | Tsawg dua lossis sib npaug li 0.045 | Tsawg dua lossis sib npaug li 0.030 | 16.0–18.0 | 10.0–14.0 | 2.0–3.0 |
| 316L | Tsawg dua lossis sib npaug li 0.03 | Tsawg dua lossis sib npaug li 2.00 | Tsawg dua lossis sib npaug li 1.00 | Tsawg dua lossis sib npaug li 0.045 | Tsawg dua lossis sib npaug li 0.030 | 16.0–18.0 | 10.0–14.0 | 2.0–3.0 |
Mechanical Properties
| Khoom | Tensile zog (MPa) | Yield zog 0.2% (MPa) | Elongation (%) | Hardness (HB Max) |
| 304 | Ntau dua lossis sib npaug li 515 | Ntau dua lossis sib npaug rau 205 | Ntau dua lossis sib npaug li 40 | Tsawg dua lossis sib npaug li 201 |
| 304L | Ntau dua lossis sib npaug rau 485 | Ntau dua lossis sib npaug li 170 | Ntau dua lossis sib npaug li 40 | Tsawg dua lossis sib npaug li 201 |
| 316 | Ntau dua lossis sib npaug li 515 | Ntau dua lossis sib npaug rau 205 | Ntau dua lossis sib npaug li 40 | Tsawg dua lossis sib npaug li 217 |
| 316L | Ntau dua lossis sib npaug rau 485 | Ntau dua lossis sib npaug li 170 | Ntau dua lossis sib npaug li 40 | Tsawg dua lossis sib npaug li 217 |
Cov qhab nia xaiv tau
| Alternative Qib | Yog vim li cas |
| Duplex Stainless Hlau | Nws muaj lub zog siab dua li austenitic stainless hlau thiab yog siv rau hauv siab -siab hydrogen pipelines, offshore hydrogen tis thiab cia, thiab lwm yam. |
| Nickel{0}}Based Alloys | Nws muaj kev tiv thaiv zoo heev rau hydrogen embrittlement thiab siab -kub hydrogen ib puag ncig, ua rau nws haum rau hydrogen pipelines nyob rau hauv siab -kub hydrogen ntau lawm txheej txheem. |
|
904L |
Nws nthuav tawm zoo heev tiv thaiv hydrogen embrittlement nyob rau hauv siab - siab hydrogen ib puag ncig, ua rau nws haum rau siab - purity, siab - siab hydrogen tsheb thauj mus los. |
Khoom Qhia
Cov khoom siv kuaj
Khoom siv Hoobkas
Cov khoom siv Pickling
Cov khoom ntim
FAQ
Q: Dab tsi yog qhov zoo ntawm cov kav dej seamless piv rau welded kav rau kev thauj mus los hydrogen?
A: Cov kav dej tsis sib haum xeeb muaj cov phab ntsa tuab thiab lub zog ua haujlwm siab, uas txo qhov kev pheej hmoo ntawm kev xau piv rau cov kav dej welded, ua rau lawv zoo tagnrho rau kev thauj cov siab - siab hydrogen.
Q: Cov kav dej no puas ua raws li cov qauv hydrogen thoob ntiaj teb?
A: Yog. Peb cov kav dej tau tsim los ua raws li cov qauv hauv qab no: ASME B31.12, ISO 15649, thiab ASTM A312, ua rau lawv tsim nyog rau kev siv hluav taws xob hydrogen thoob ntiaj teb, suav nrog cov chaw tsim khoom, tshuaj nroj tsuag, thiab chaw nres tsheb hydrogen.
Q: Cov kev tswj xyuas zoo li cas yog siv?
A: Peb cov kav dej hydrogen tau txais kev tswj xyuas zoo, suav nrog: kev tshuaj xyuas qhov ntev ntawm sab nraud, phab ntsa thickness, thiab ncaj; tsis yog-kev kuaj kev puas tsuaj; Kev ntsuas hydrostatic siab; thiab nto roughness thiab huv si tshuaj xyuas.
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