Heat Resistant Steel hmanga siam|310S a ni|309S a ni|Temp. sang tak a ni
BRAND: PROMISTEEL THIL THAWN THIN
GRADES: 310S, 309S, 1.4841, 1.4828, 1Cr25Ni20Si2 te a ni
SHAPES: Plate rit tak, Bar Round, Seamless Pipe te a awm bawk
THIL THAWN DAN: Solution Annealed, Pickled
SURFACE: No.1 (Hot Rolled), 2B (Cold Rolled), Pealed a ni
SERVICE TEMP: 900℃- 1150℃(Chhunzawm) a ni.
FEATURE: Creep Resistance & Oxidation Resistance tha tak a ni
THIL AWM DAN: Furnace Parts, Boiler Tube, Kiln Linings, Valve te a awm bawk
MOQ: Tons 5 a ni
Heat Resistant Steel hmanga siam a ni(High-Temperature Stainless Steel tia sawi fo) hi temperatu sang takah structural stability leh chemical integrity vawng reng turin engineer a nires ah chuan standard structural steel te chu a chhiat phah dawn a ni.
Kan flagship grade, 2019 a ni.AISI 310S (1.4845 / 25Cr-20Ni) a ni., hi high-temperature application atana industry benchmark angin a thawk a ni. Level sang tak tak nenchromium (25%) a ni.lehnickel (20%) a ni., chu chuan protective oxide layer nghet tak a siam a, chu chuan scaling leh oxidation up to1150℃a ni. Thil siamna atan hman a ni nasa hlefurnace components, boiler tube, leh heat exchanger te pawh a awm bawkchu chuan sang a mamawh a nicreep rupture chakna(hun kal zelah load hnuaia deformation do theihna).
Product chungchang chi hrang hrangtions & Grade tlukpui a ni
Kan supply ve veferritic a ni(economical, 900℃thleng ) lehaustenitic tih a ni(a chakna sang, 1150℃thleng ) lumna-resistant steel.
Table-1-ah hian a awm
I service temperature sang ber a zirin alloy dik tak thlang rawh.
International Grade C a niomparison tih hi a ni |
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| GB (China) a ni. | ASTM / AISI (USA) te chuan an rawn ti a. | DIN / EN (German ram) a ni. | JIS (Japan) chuan a rawn ti a. |
Max Service Temp (Thli) 1000 a ni. |
| 06Cr25Ni20 a ni | 310S | 1.4845 (X8CrNi25-21) a ni. | SUH310S a ni | 1150℃a ni |
| - | 314 | 1.4841 (X15CrNiSi25-21) a ni. | SUH310 a ni |
1150℃(Silicon sang tak) a ni. |
| 06Cr23Ni13 a ni | 309S | 1.4833 (X12CrNi23-13) a ni. | SUH309S a ni | 1000℃a ni |
| 1Cr25Si2 a ni | 446 | 1.4762 (X10CrAlSi25) a ni. | SUH446 a ni |
1100℃(Ferritic / Sulphur sang tak a do thei) a ni. |
| 4Cr10Si2Mo a ni | H80 | 1.4718 (X45CrSi9-3) a ni. | SUH3 |
Exhaust Valve Steel hmanga siam a ni |
Table-2-ah hian a awm
Cr/Ni tam lutuk hian material chu "red hot" zone-ah a dam khawchhuak thei a ni.
Chemical awm dan (Mass Fraction %) a ni. |
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| Pawl | C | Cr | Ni | Si | Mn |
| 310S / 1.4845 | 0.08 aia tlem emaw, a tlukpui emaw a ni | 24.0~26.0 | 19.0~22.0 | 1.50 aia tlem emaw, a tlukpui emaw a ni | 2.00 aia tlem emaw, a tlukpui emaw a ni |
| 309S / 1.4833 | 0.08 aia tlem emaw, a tlukpui emaw a ni | 22.0~24.0 | 12.0~15.0 | 1.00 aia tlem emaw, a tlukpui emaw a ni | 2.00 aia tlem emaw, a tlukpui emaw a ni |
| 1.4841 (314) | 0.20 aia tlem emaw, a tlukpui emaw a ni | 24.0~26.0 | 19.0~22.0 | 1.50~2.50 | 2.00 aia tlem emaw, a tlukpui emaw a ni |
Note: 1.4841-a Silicon (Si) sang chuan oxidation resistance a ti tha zual hle
Table-3-ah hian a awm
Furnace linings atan Heat Resistant Plates leh anchor atan bars ah a awm.
Supply R. a niange & Format hrang hrang a awm |
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| Product Form siam a ni | A len zawng (mm) . | Delivery Condition a ni | Surface Finish a ni |
| Plate rit tak a ni | A thuk zawng: 3 - 60 | A rilru a buai em em a, a rilru a hah em em bawk a |
Ni lo. 1 (A var Pickled) . |
| Round Bar a ni | Dia: 10 - 250 tih a ni. | Forged/Rolled a ni | Peeled/Turned a ni |
| Seamless Pipe a ni | OD: 20 - 219 tih a ni. | Cold Drawn / Annealed a ni | Pickled a ni |
| Valve Bar a ni | Dia: 5 - 50 tih a ni. | Ground / Polished a ni | h9 Inngaihtlawmna |
Key Features leh Advantages te
Oxidation laka inven theihna
Chromium tamna hian tight, self{0}}healing scale a siam a, chu chuan oxygen a luh theih loh nan leh metal matrix a tichhia thei lo va, 1100 degree-ah pawh a tichhe thei lo.
Creep chakna a nei
Standard 304 stainless ang lo takin, heat sang takah load hnuaiah a deform rang hle a,Austenitic Heat Resistant Steels (310S) hmanga siam a ni a, a chhuahna hmun hi a nuam hle. maintain high tensile strength at temperatures >600℃a ni a .
Thermal Fatigue laka inven theihna
Cyclic heating leh cooling crack awm lovin tuar thei tura duan (heat treatment basket leh tray atan a pawimawh).
Carburization laka a inven theihna
Nickel sang tak nei grade (310S ang chi) te hian furnace boruak atanga carbon lakluh chu an do thei a, chu chuan material chu a chhe thei lo.
A hman dan tlangpui
Heat Resistant Steel hi high-temperature processing industry-te hnungzang a ni a:
- Industrial Furnace-te chu: 1.1.Furnace annealing leh hardening na tur linings, kawngkhar, fan, leh muffle tube te a awm bawk.
- Petrochemical hmanga siam chhuah:Ethylene siam chhuahnaah tube leh pigtail te cracking.
- Power siam chhuah: 1.1.Superheater tube, boiler support, leh coal burner te a awm bawk.
- Cement leh Ceramics te chu:Rotary kiln part leh refractory anchor (a hman thin309S / 310S).
- Automotive lam hawi:Exhaust val a nives (a hmang thin4Cr10Si2Mo / SUH3 a ni).
FAQ
Q1: 309S leh 310S hi eng nge an danglamna?
A1: Temperature Limit & Nickel awm zat.
310S hian ~20% nickel a pai a, 1150℃thleng a thawk thei . Extreme heat atan chuan premium choice a ni.
309S hian ~13% nickel a pai a, 1000℃thleng a thawk thei . Temperature sang tawk lo tan chuan a man a to zawk-.
Q2: Steel-ah hian "creep" tih hi eng nge ni?
A2: Creep chu temperature sang takah load hnuaia thil awm chu slow, permanent deformation a ni. Standard steel chu a inzawm khawm ang a, a tawpah chuan furnace lum takah chuan hun kal zelah a chhe ang. Heat-resistant steel te hi he stretching do thei tur hian a bik takin alloyed a ni a, service life rei tak a awm thei a ni.
Q3: 310S hi magnetic a ni em?
A3: No. 310S hi austenitic a nih avangin annealed condition-ah chuan non-magnetic a ni. Mahse, ferritic heat-resistant steel (1Cr25Si2 / 446 ang chi) te hi magnetic an ni.
Q4: Engine valve atan heat-resistant steel i supply thei ang em?
A4: Ni e. 4Cr10Si2Mo (SUH3) round bar kan supply a, hei hi internal combustion engine-a intake leh exhaust valve siamna atana hman thin standard martensitic heat-resistant steel a ni.
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