Boiler Pipe

Boiler PipeChrome{3}}Moly Pipe (Chromium{4}}Molybdenum Alloy Steel Pipe) ngu nna mung shamying ai Boiler pipe hpe laksan hku nna galaw da ai.Cr–Mo n law ai-hpyen n-gangn-gun ja ai-hpyen n-gun/n-gun ja ai -hpyen magam bungli a matu engineering galaw da ai, dai hta n-gun n-gun hte oxidation hpe ninghkap lu ai atsam gaw asak hkrung lam kam hpa mai ai lam hpe hkang lu ai. Tatut hta, "boiler pipe" mari ai lam gaw grade-driven (ga shadawn, P11/P22/P91) re, hpa majaw nga yang, alloy hkrang shapraw ai lam + katsi ai hpe tsi lajang ai lam gaw, hka hte katsi ai hka npu hta aten galu bungli galaw lu ai atsam hpe dawdan ya ai.

Chromium (Cr) hte molybdenum (Mo) hpe n-gang hta bang ai hku nna, ndai pipe ni gaw laklai ai hku nna n-gun ja ai-n-gun ja ai, n-gun n-rawng ai, n-gun n-rawng ai, n-gun n-rawng ai hpe ninghkap lu ai. Dai ni hpe wan jak, wan sau jak, wan n-gun galai shai ai jak, n-gun n-gun rawng ai pipeline zawn re ai n-gun rawng ai n-gun rawng ai arung arai ni hpe hparan ai ahkyak ai arung arai ni hta grai lang ma ai.
Mungkan ting na bungli masing ni hpe jaw ya ai hta shaning law law mahkrum madup nga ai Octal Pipe gaw ASTM, ASME, DIN, EN madang ni hpe tup hkrak hkan sa let boiler pipe ni hpe galaw shapraw nna sa ya nga ai. Grade ni gaw P1–P92 hte P122 hpe shinggrup da nna, n-gun ja ai ultra-supercritical unit ni du hkra yawng a matu hparan ladat ni hpe kam hpa ya ai.

• ASTM A335 / ASME SA335: Ferritic alloy n-gang n-gang n-gang ai pipe ni gaw -katsi ai shara hta bungli galaw na matu re
• ASTM A213 / ASME SA213: Boiler hte superheater lang na matu n-gun n rawng ai n-gang pipe ni
• DIN EN 10216-217 hta lawm ai.: N-gun dat na matu n-gang n-gang ai n-gang hka htung ni

Masha law malawng lang ai Grade & Laika Shawn Ai Lam ni:

• P1, P2– N-gun n law ai-alloy grades ni gaw lapran tsang nbung katsi ai magam bungli a matu
• P11, P12, P22– Power & petrochemical n-gun ja ai-n-gun ja ai hka n-gun line ni hta law law lang ai
• P5, P9, P21– Ra kadawn ai chemical makau grup yin ni a matu n-gun ja ai corrosion hpe ninghkap lu ai atsam
• P91, P92, P122– Ultra-supercritical boiler ni a matu, n-gun grau ja ai, n-gun ja ai n-gun ja ai

Boiler Pipe a hkrang masa (Ga kaba ai, aten ladaw, jahtum hte chyam dinglik ai lam ni)

Project laika buk ni hta,"boiler hka htung n-gang grade"law law lang tsun mayu aiASTM A213tube grade ni, nga ai aten"Hka htung hka htung"law malawng lang aiASTM A335pipe grade ni hpe jaw ai. A213 gaw n-gun n rawng ai nhprang wan jak/superheater/heat-galai shai ai hka htung ni hpe shinggrup da nna, A335 gaw n-gun n rawng ai ferritic nhprang wan jak -steel pipe hpe shinggrup da ai, n-gun ja ai -hkum hkrang n-gun rawng ai magam bungli - hte seng ai arung arai dinghku ni a matu, raitim BOMs hte in.

Procurement hte arung arai ni hpe shapraw ai shaloi grade n bung hkra, ndai tatut galaw mai ai tara ni hpe lang u:

Tara 1 - Grade mying hpe arai amyu hte maren shatai u:ka aiT-tsang niA213 tube arung arai ni a matu hte .P-tsang niA335 pipe arung arai ni a matu. Ndai lam gaw EPC hpe bai maram yu ai shaloi "teng man ai arung arai, shut ai laika" hpe ningdang kau ai lam ni hpe pat shingdang ya ai.

Tara 2 - Cross-references hpe lam matsun hku sha lang u, galai shai ai hku n re:bungli masing ni hpe ayan mu lu aiP11 ↔ T11HteP22 ↔ T22magam bungli dinghku langai zawn (pipe vs tube masat masa), raitim PO gaw tengman ai madang hte arung arai form hpe naw shaga ra ai.

Tara 3 - N-gun n rawng ai hka htung hte n-gang n rawng ai hka htung ra ai lam ni hpe hkum kayau:A213 tube arung arai ni hpe heater/boiler coil galaw ai tara ni hte grau n-gun ja ai npu/ID ra ai lam ni hte matut mahkai da ai, A335 piping arung arai ni gaw pressure lamu ga jarit hte piping code hpe hkan sa ai lam hpe madung tawn ai.

Rule 4 - Grade lata ai lam gaw aten galu - aten galu-katsi n-gun hte seng ai:grau tsaw ai-creep masat masa ni zawn re aiP91/P92gaw, "grau law ai hkai lu hkai sha ai lam" sha n-ga, nbung katsi ai shara hta grau kaja ai aten galu-n-gun ra ai shaloi, n-gun jaw ai lam hpe tsun da ai. Code/spec hta ra ai grade hte heat treatment masa hpe hkrak hkrak jep yu u.

Rule 5 - Grade hpe sha n-ga, jep joi/hpyen tsi lajang ai package hpe tsun dan u:boiler pipe arung arai package ni a matu, mari ai ni gaw 100 hta asan sha chye na ra ai.katsi tsi lajang ai masaHteNDT ginra(per project ITP) hpa majaw nga yang ndai ni gaw -hkum hkrang n-gun ja ai magam bungli hta hkap la ai lam hpe hkrak hkrak hkra machyi shangun ai majaw re.

Tara 6 - Arung arai ni a jahpan hta "tube" ngu ka da ai rai yang, "pipe" hte hkum galai (dai hte maren sha):dimensions ni bung tim, standard/certification lam gaw n bung ai hte hkap la ai shaloi n htap htuk ai lam hpe shabyin ya lu ai.

Mari na matu hpaji jaw ga:RFQ ni hpe sa dat ai shaloi, line item ga si ni hpe arung arai ni a jahpan hta lawm ai hte maren hkrak bang u (ga shadawn, "ASTM A213 T22 boiler tube" shing nrai "ASTM A335 P22 boiler pipe"), dai hpang OD×WT, galu kaba ai lam, ra ai laika ni hpe bai jat bang u-ndai gaw lawan dik htum ai arung arai ni hpe garan jaw na matu re.

• Laksan Tsaw -Katsi N-gunCr-Mo alloy n-gun jat ai majaw, Boiler Pipes ni gaw 600℃hte dai hta jan ai shara ni hta ngang grin ai n-gun hte ngang kang ai lam hpe hkam la lu nna, nbung n-gun hpe ninghkap lu ai. Ndai lam gaw, n-gun kaba ai hka htung hte hka n-gun ja ai ntsin hta aten galu, shim lum ai, ngang grin ai hku bungli galaw lu na matu madi shadaw ya ai.
• Creep hpe ninghkap lu ai atsam hte magam bungli prat galu wa aiPlastic deformation (creep) gaw aten galu -n-gun ja ai hte n-gun ja ai-n-gun ja ai masa hta byin chye ai hkrat sum ai lam langai rai nga ai. Chrome-Moly pipe ni gaw, Cr-Mo ratios ni hpe grau kaja hkra galaw ya ai hte, n-gun ja ai creep resistance hpe madun dan ai majaw, dimensional n-gun n rawng ai sha hkying hkum hkying hkum law law matut manoi galaw lu ai. Dai gaw, aten n masat da ai sha pat kau ai lam ni hte gram lajang ai lam ni hpe shayawm ya lu ai.
• Grau kaja ai n-gun ja ai hte n-gun ja ai hpe ninghkap lu ai Chromium (Cr)n-gun ja ai makawp maga ai oxide layer hpe hpaw ya nna, nbung hte katsi ai nbung hta oxidation hpe shayawm kau ya ai; Molybdenum (Mo) gaw, hka htung- hte chlorine- lawm ai media hpe ninghkap lu ai atsam hpe jat ya ai. Ndai hku galaw ai gaw, n-gun ja ai shara ni hta, n-gun ja ai shara ni hta, n-gun ja ai shara ni hta, pipe ni hpe grau galu hkra galaw lu shangun ai.
• Grai kaja ai Weldability hte galaw shapraw ai lam hta htuk manu ain-gun ja ai hte n-gun n rawng ai joint ni hpe n-gun ja ai hte n-gun n rawng ai filler ladat law law hte, n-gun ja ai hte n-gun n rawng ai hku galaw ai. Kaja ai jak rung (bending, cutting, beveling) hte ndai pipe ni gaw, yak hkak ai system layout ni hte custom-engineering galaw da ai arung arai ni hpe grai htuk manu hkra galaw lu ai.
• P1/P2 kaw nna Grade Grade Range & Mungkan Madang ni hpe hkan sa ra ai.sut masa hparan ladat ni hpe P91/P92 rawt jat ai galu kaba ai-life lata la mai ai lam ni, grade ni hpe nbung katsi, n-gun, hte lapran tsang amyu hpe madung tawn nna lata mai ai, bungli galaw ai lam hte manu jahpu hpe rap ra hkra galaw mai ai. ASTM, ASME, EN, DIN ni hpe hkum tsup hkra masat da ai ndai arung arai ni hpe mungkan ting na bungli masing ni hta loi loi hte hkap la mai ai.
• Kaja dik htum ai prat hkrun lam manuShawng nnan na gumhpraw bang ai gaw carbon steel hta grau law tim, Chrome-Moly Boiler Pipes ni gaw grau galu ai prat hpe jaw ya lu ai, gram lajang ai aten n law ai, jak rung arung arai ni hpe grau kaja hkra galaw lu ai majaw, madu ai lam yawng a manu (TCO) hpe grai shayawm ya lu ai. Grau nna, n-gun dat shapraw ai, n-gun dat shapraw ai, n-gun dat hpaga lam ni hta uptime hte kam hpa mai ai lam ni grai ahkyak ai shara ni hta shanhte gaw htuk manu nga ai.

Chrome-Moly Boiler Pipe ni a grau kaja ai bungli galaw ai lam gaw, nhprang wan n-ga hte galaw da ai kaw na pru wa ai re.

• Chromium (Cr)Oxidation hte n-gun yawm mat ai hpe ninghkap lu ai atsam jaw ya ai
• Molybden (Mo)n-gun ja ai-katsi ai n-gun hte hprawng hkawm ai hpe ninghkap lu ai atsam hpe shatsaw ya ai
• Kabon (C), Mangan (Mn), hte Silikon (Si)ngang ngang jum tek da ai
• Trace elements(V, Nb, N, etc.) ni hta grau tsaw ai tsang (P91, P92) ni hta ngang kang ai lam hte aten galu-n-gun hpe jat ya ai

Chemical n-gun atsam ni hpe hkrak tup lawu na table hta mu lu na re.

Hpa majaw nga yang, n-gun ja ai-hpyen n-gun hte n-gun ja ai shara ni hta jak rung bungli galaw ai lam gaw ahkyak dik rai nga ai.

• Tensile n-gunn-gun ja ai nbung laru hta pipe ni daw mat na hpe ninghkap lu hkra galaw ya ai
• Yield N-gungalu kaba ai dip sha ai lam npu hta shim lum lam hpe jaw ya ai
• Madang tsaw ai-magam bungliP91/P92 zawn re ai grade ni gaw, n-gun atsam hte hkam sharang ai atsam hpe grau nna jaw ya nna, jep joi ai aten hpe galu shangun nna, system hpe grau kaja hkra galaw ya ai.

Lawu na table hpe yu nna, jak rung arung arai ni hpe hkrak chye lu na re.

Boiler pipe shingnip hpe 2019 ning a matu laksan hku nna jung da ai.heat-htum mat ai hpe hkang ai hte masha ni hpe makawp maga ai, raitim, hka lim ai hpe shang shangun nna, shingbyi nga ai rai yang, kam hpa mai ai lam kaba hpe mung shabyin ya lu ai. Hpun law law hta,Boiler hka htunghpe tsun mayu aiPipe hpe n-gun n rawng ai hte magri jacketing (cladding) hte shinggrup da aibungli galaw ai hte gram lajang ai aten hta insulation system hpe makawp maga na matu. Dai mari ai lam "make-shnr-break" ngu ai gaw, n-gun n rawng ai sha n-ga, n-gun n rawng ai - rai nga ai.Hka shang wa ai hpe hkang ai + hka pru ai/hpraw pru ai, hpa majaw nga yang, shingbyi nga ai hka gaw mawdaw gau lu ai.n-gun n rawng ai npu na n-gun n rawng ai (CUI)shinggan pipe ntsa kaw, n-gun yawm mat ai aten du hkra n chye lu ai aten law law nga ai.

Ndai daw hpe grau galaw mai hkra galaw na matu, ndai kaw gaw, tengman ai bungli masing ni hta, madung lam ni hpe tsun da ai:

• Insulation a yaw shada lam hte katsi ai envelope hpe tsun dan u:n-gun hte arung arai ni hpe bungli galaw ai nbung katsi ai hte katsi ai-sum mat ai yaw shada lam ni kaw na lata la ai, raitim, line gaw mu ai kun ngu ai kaw nna mung lata la ai.lagaw leng jawn ai(start/stop) ngu ai gaw, n-gup magap ni hku nna hka hpe pump galaw ya ai.
• "Insulation" hpe sha n-ga, jaket galaw ai ladat hpe tsun dan u:arung arai (aluminium/n-gun n rawng ai/galvanized), n-gun, hte gara hku n-gang/n-gang n-gang ni byin pru wa ai; n kaja ai overlap ni gaw hka shang ai shara ni tai wa ai.
• Hka shang wa ai hpe hkang ai lam (law malawng n lu mat ai):n-gun rawng ai n-gang ni hpe pat da ai, gingdan ai shara ni hta n-gang ni hpe pat da ai, shang wa ai shara ni a grup yin hta asan sha tara ni hpe ra ai (supports, instrument taps, brackets).
• Drain/vent myit sawn hpaji:hka gara kaw na pru wa lu ai hpe tsun dan u-npu-point hka htung ni, hkrap ai hka htung ni, shing nrai hka pru ai shara ni-hpa majaw nga yang, teng man ai prat hta "hkum tsup ai hku pat da ai" masa gaw, law law lang .hka n-gunhkra machyi ai hpang.
• Hkrak ai ginra ni hpe asan sha shaga na matu:pipe madi shadaw ai lam ni hte clamp ni, elbows/tees, npu shara ni, hte jahtum shara ni-ndai ni gaw CUI hotspot ni law law lang byin ai majaw, shanhte gaw hka hpe hkam la nna, myit ru myit tsang lam ni hpe shinggyin la lu ai majaw re.
• CUI hkrit tsang hpa nbung band hpe chye na ai lam:CUI hkrit tsang hpa ginra ni hta bungli galaw ai line ni (law malawng gaw hka lim hkra katsi ai raitim, lawan hkyet mat hkra n katsi ai) gaw, grau ngang kang ai jacketing tara hte masing jahkrat da ai jep joi ai lam hpe ra sharawng ai.
• Jep joi ai lam-hku hkau ai boxing:ra ahkrak aishaw kau mai ai daw nishing nrai, hkrit tsang hpa law ai-hkrit tsang hpa shara ni hta jep joi ai hkuwawt ni hpe madu wa gaw, n-gun yawm ai aten shagu hta, strip-off hkum hkra n galaw ai sha, shinggan masa hpe jep yu lu na matu re.
• Insulation npu hta ntsa lam hkyen lajang ai lam hte coating:project hta insulation npu na coating hpe lang ai rai yang, coating amyu hte ntsa lam hpe hkyen lajang ai lam hpe tsun dan u; insulation gaw n-gun n rawng ai hpe makawp maga ya ai shara n la ai.
• Hkringmang daju a tengman ai lam:jacketing hten za ai hpe gram lajang na matu hkap la ai masat masa ni hpe mung lawm ai, hpa majaw nga yang, hkai sun hta n-gun n rawng ai/myi prwi ni law law nga ai rai nna, lawan n gram lajang yang aten galu-leak initiator ni byin wa chye ai.

• Boiler/HRSG tsaw ai-katsi ai baw ni hte matut mahkai ai spool ni:

HRSG hte boiler zunlawng ni hta, bawnu hte spool matut mahkai lam ni gaw, n-gun ja ai n-gun hte bungli galaw ai, dai hta n-ga, n-gun ja ai n-gun hte n-gun n-gun jat ai lam ni lawm ai. Hkai sun bungli hta, n-gun n rawng ai hkuwawt ni lawm chye ai.fit-up hkrak ai lam hte weld galaw ai ladat hpe hkan sa aischedule hpe hkan sa na kun ngu ai hpe dawdan u. OD/WT hpe n galai shai ai hte hkrak ai heat-treatment masa gaw ahkyak ai mari la ai lam hpe hkang ai lam ni rai nga ai.

• Hka htung makau na superheater / reheater pru ai hka htung (nhtoi htoi ai shara hta dan dawng ai lam):

Hka htung hte ni ai piping ni gaw, n-gun ja ai magri n-gun, oxidation scaling, n bung ai n-gun hpe hkam sha ai. Bungli galaw ai shara a tengman ai lam gaw, gram lajang ai shaloi, insulation hte jacketing hpe ayan na shaw kau nna bai bang ra ai majaw, hkang lu ai .shinggan na oxidation hte CUI hkrit tsang hpagaw, shawng nnan na arung arai lata ai lam sha n re ai sha, prat hkrun lam a daw langai mi re.

• Refinery wan hkru ai heater pru ai hka htung hte katsi ai sau htawt sit ai loop ni:

Ndai system ni gaw aten galu nbung katsi ai shara hta bungli galaw nna, nbung katsi ai aten hta galai shai ai lam ni hte process upsets ni nga ai. Bungli galaw ai shara hta byin chye ai manghkang ni gaw, nbung n-gun rawt jat wa ai majaw flange/fit-up stress hte shinggan de n-gun yawm mat ai insulation hkra machyi ai lam ni lawm ai. Alloy boiler pipe arung arai ni hpe lang nna, n-gun n rawng ai sha gram lajang ai lam ni hpe shayawm ya lu ai.

• Hpa majaw nga yang, n-gun kaba ai hka htung ni hte matut mahkai ai n-gun rawng ai ladat ni (valve shara ni / reactor tie-ins):

Hpa majaw nga yang, n-gun kaba ai -unit ni hta, reactor, compressor, hte valve station ni a grup yin na piping ni gaw, madi shadaw ai lam ni, n-gun rawng ai lam ni, hte ayan gram lajang ai lam ni kaw na jak rung n-gun ni hpe mu lu ai. Hpaga ga ai lam gaw ahkyak shatai tsun ailaika hte ka da ai chyam dinglik sakse, hkan tam lu ai lam, hte weldability ni hpe hkang lu ai, hpa majaw nga yang, n lawm ai record langai ngai gaw, bungli galaw hpang na hpe jahkring kau ya lu ai majaw re.

Ya matut mahkai mai ai

FAQ

 

 

San: Boiler pipe a hkrang masa ni gaw hpa ni rai kun?

A:Boiler pipe a hkrang masa hpe 1 hku nna lachyum shaleng ra ai.OD × bunghku galu × galu × madang × uphkang ai madang, dai hta n-ga, jahtum na amyu (BE/PE/T&C) hte ra ai shapraw ai shara (hpyen n-gun/NDT/hydrotest galaw ra ai rai yang) ni lawm ai. Ndai laika man cover hta lawm ai garan gachyan ai lam niOD 10.3-1422 mm, WT 150 mm hta n law ai (sh) maren sha re., Hte6 m / 12 m / 20ft / 40ft (18 m du hkra).

San: Boiler pipe arung arai ngu ai gaw hpa rai ta?

A:Boiler pipe arung arai ni gaw law malawngChrome -Moly (Cr-Mo) n-gang n-gang n-gang n-gangn-gun ja ai-n-gun ja ai/n-gun ja ai-n-gun ja ai magam bungli a matu, gara kawn-gun hte oxidation hpe ninghkap lu ai atsamdrive prat hkrun lam kam hpa mai ai lam; n bung ai grade ni hta lawm aiASTM A335 P1-P92 (hpe P122)duty hta hkan nna galaw ai.

Q: Boiler hka htung arung arai grade / boiler hka htung n-gang n-gang - gaw boiler pipe grade hte gara hku shai ai kun?

A:"Boiler hka htung n-gang grade" ngu ai hpe tsun mayu ai gaw .ASTM A213 T-madang (hpun hka htung), boiler piping hpe law law lang .ASTM A335 P-madang (hpun hka htung); shanhte gaw bung ai alloy dinghku ni rai mai ai (ga shadawn,P11↔T11, P22↔T22) raitim, shapraw ai shaloi certification n htap htuk ai hpe koi lu na matu BOM item amyu hte bung ra ai.

San: - shinggan de Boiler pipe hka pru ai gaw hpa majaw grau nna byin ai rai nna gara hku makawp maga mai ai kun?

A:Hot line ni hta "shinggan de lwi pru wa ai" ngu ai hpe 100 hte matut mahkai chye ai.n-gun n rawng ai npu na n-gun n rawng ai (CUI)hka shang wa ai hte insulation/boxing npu kaw rawng ai hka lim ai majaw byin pru wa ai; makawp maga ai lam gaw jacketing a matu hkrak tup tsun dan ai lam rehka hpe hkang ai + hka pru ai/nbung shapraw aihte insulation hpe garan nna myit yu ai lam hku n galaw ai sha, madi shadaw ai/npu shara ni hta jep joi ai lam hpe tawn da ai.

Masat masa ni

 

CE masat laika

ISO 9001 masat laika

API Q1 masat laika

ABS masat laika

AP-5L masat laika

API-5CT masat laika

 

Hot Tags: boiler pipe, Miwa boiler pipe galaw ai ni, jaw ai ni, jak rung