APl 5L tsang B n-gun n rawng ai pipe-Hpaji masa hpe maram yu ai

API 5L Grade B gaw sau, wan hte hka htawt sit ai ladat ni hta n-gun n rawng ai hte n-gun n rawng ai line pipe ni a matu grau nna jai lang ai carbon steel grade langai mi rai nga ai.

N law htum hkai lu hkai sha ai n-gun hte .245 MPa (35,500 psi)hte 100 daram re ai tensile n-gun hpe mung hkam la lu ai.415 MPa (60,200 psi), ndai grade gaw n-gun, n-gun n-gun hte weldability hpe tatut hta rap ra hkra galaw ya ai majaw, general-yaw shada lam pipeline lang na matu htuk manu ai.

hta lachyum shaleng da ai hte maren.API 5Lhte align galaw da aiISO 3183 L245, Grade B line pipe hpe n-gun n law ai hte n-gun n law ai shara ni hta kam mai ai hku bungli galaw lu na matu galaw da ai. Shi a ngang grin ai jak rung atsam hte kaja ai galaw shapraw ai lailen ni a majaw, lamu ga ntsa hte panglai ntsa na pipeline network lahkawng yan a matu ayan lata la ai.

npu hta .API 5Llaksan masat masa, line pipe hpe madung arai laksan masat masa madang lahkawng hta galaw shapraw ai:PSL 1HtePSL 2. Shanhte a shai hkat ai lam gaw, chemical composition hte mechanical properties ni hta sha n-ga, madang hku nna ra ai jep joi ai lam, chyam dinglik ai lam hte hkan tam lu ai lam ni hta mung rai nga ai.

• PSL 1gaw, madung pipeline magam bungli a matu madung quality madang rai nga ai.
• PSL 2chemistry, toughness hte NDT ni hpe grau ngang kang ai shadawn sharam ni hpe jat bang ya nna, grau sung ai laika ni hpe ka ra ai.

Sour service pipe nini a matu laksan galaw da ai.H2S-lawm ai (sh) CO2{1}}law ai grup yin ni, dai shara hta, n-gun rawng ai carbon steel gaw:

• Hydrogen a majaw byin pru wa ai n-gun (HIC)
• Sulfide n-gun n-gun n-gun n-rawng ai (SSC)
• Acidic masa hta n-gun yawm ai hte n-gun kya ai

PSL 1→ Madung pipeline lang ai lam ni a matu manu jahpu-kaja ai hparan ladat.

PSL 2→ Ahkyak ai sau & wan sau magam bungli a matu jak rung a hkam kaja lam hte hkan tam lu ai lam hpe jat ya ai.

Sour Magam Bungli→ PSL 2 npu na laksan variant gaw acidic makau grup yin a matu NACE ra kadawn ai lam ni hpe hkan sa ai.

Ndai masat da ai madang ni hpe rau jawm nna, engineer ni hpe bungli masing langai hte langai a n-gun, n-gun hte n-gun n-gun n-gun n-gun n-gun hte n-gun n-gun n-gun n-gun n-gun n-gun (-htap htuk dik ai pipe design hpe lata la lu shangun nna, shim lum lam hte aten galu-kam hpa mai ai lam lahkawng yan hpe hkam la lu shangun ai.

Chemical hpawng de ai lam (Ga shadawn)

Controlled chemistry gaw weldability kaja ai hte jak hte grup yin a hkam sha lam ni hpe hkam sharang lu ai atsam nga ai.

Hkai sun n-gun (min):245 MPa (35,500 psi)

N-gun n-gun (min):415 MPa (60,200 psi)

Galu ai:% hta grau kaba ai (sh) maren sha re (bunghku n-gun hte galaw shapraw ai ladat hta hkan nna)

API 5L tsang Bpipe ni hpe galaw shapraw ai lam law law hku nna galaw mai ai, dai gaw kaba ai hte hkrang shapraw ai n-gun hta hkan nna:

• N-gun n rawng ai hka htung (SMLS):Hot rolling (sh) cold drawing solid billets hku nna galaw shapraw ai, bunghku n-gun langai sha re ai hte grau kaja ai jak rung bungli galaw ai lam hpe jaw ya ai.
• ERW (Wan n-gun hpe ninghkap ai Weld):Hot-rolled coils kaw na galaw shapraw ai, n-gun n-gun lapran na pipeline ni hte npawt nhpang lang ai lam ni a matu grai kaja ai.
• LSAW / SSAW (Hka kata de n-gun dat ai):Diameter kaba-, galu-tsan ai pipeline masing ni a matu, grau nna sau hte nhprang wan sau htaw sa ai lam hta jai lang ai.

Hpaga lam shagu hta hkan sa ra aiNDT jep joi ai lam, hka n-gun chyam dinglik ai, Hteshadawn shadang jep joi ai lamAPI 5L madang ni hte maren galaw ai.

API 5L Grade B gaw lawu na mungkan hte ASTM masat masa ni hte grai bung ai:

Mechanical manu ni gaw bung tim, .API 5Lpipeline a bungli galaw ai lam, ngang kang ai lam, weld seam a n-gun atsam ni hpe shim lum ai hku htaw sa lu na matu jat nna ra kadawn ai lam ni hpe masat da ya ai.

API 5L tsang B n-gang n-gang ai pipengu ai hta law law lang ai:

• Sau hte wan sau htaw sa ai pipeline ni
• Hka hte nhprang wan htaw sa ai ladat ni
• Sau htu jak ni hte sau jak rung ni
• Panglai hte hka ntsa na pipeline npawt nhpang gawgap ai lam
• N-gun n law ai hte kam hpa mai ai lam kaba ra ai structure application ni

Shi a laklai ai lam hte manu jahpu-htuk manu ai lam a majaw mungkan ting na standard service pipeline ni a matu ra sharawng ai arung arai langai mi rai nga ai.

Lata ai shaloi .API 5L tsang B, engineer ni gaw, laksan hku nna:

• Bungli galaw ai masa ni:n-gun, katsi kahtet, hte lapran na n-gun
• Tsun da ai madang:PSL 1 gaw madang hku jai lang na matu, PSL 2 gaw ahkyak ai jai lang na matu
• Pipe hkrang:n-gun n rawng ai (sh) welded galaw da ai, kaba ai hte galaw lu ai atsam ra kadawn ai lam ni hta hkan nna
• Coating hte makawp maga ai lam:FBE, 3LPE, shing nrai, n-gun n rawng hkra galaw na matu epoxy shingnip ni

API 5L tsang Bmungkan ting na n-gun atsam npawt nhpang hta jai lang ai carbon steel line pipe ni a matu benchmark grade hpe madi madun ai.

Kam mai ai n-gun, sakse hkam da ai weldability, hte law law lang lu mai ai lam ni hpe kahkyin gumdin nna, mungkan ting na sau, wan sau, hka htaw sa ai bungli masing ni a matu npawt nhpang hku nna matut nna magam gun nga ai.

HtaOctal Pipe, anhte galaw shapraw nna jaw ya aiAPI 5L tsang B n-gang n-gang hte shinggrup da ai line pipe nihpe tup hkrak hkan sa aiAPI, ISO, hte DNVstandards-hka ntsa hte panglai ntsa na jai lang ai lam lahkawng yan a matu kam hpa mai ai bungli galaw ai lam hpe madi shadaw ya ai.

Ya matut mahkai mai ai

FAQ

 

 

Q1: API 5L Grade B n-gun n rawng ai pipe hpe hpa a matu lang ai kun?

A1: Kam mai ai line pipe galaw ai lam ra ai sau, wan sau, hka htawt sit ai pipeline ni.

Q2: API 5L tsang B gaw ISO 3183 L245 hte maren sha rai kun?

A2: Rai sai, Grade B hpe ISO 3183 L245 hte maren, n law htum hkai lu hkai sha ai n-gun hpe madung tawn nna, hkan sa ai.

Q3: Grade B line pipe a matu PSL1 hte PSL2 lapran madung shai hkat ai lam gaw hpa rai ta?

A3: PSL2 hta grau ngang kang ai chemistry shadawn sharam, hkra machyi ai lam hpe grau ngang kang ai chyam dinglik ai lam, grau ngang kang ai NDT/traceability ni ra ai.

Q4: API 5L tsang B sour service (BNS/BQS/BMS) hpe galoi aten hta ra ai kun?

A4: Service hta H2S/CO2 lawm nna NACE chyam dinglik ai hte HIC/SSC hpe ninghkap ra ai shaloi.

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