API 5L Gr. B/X42 /X52 /X60 /X65 Psl2 Carbon Steel Line Pipe
 
 		     			| Amabanga | API 5L Grade B, X42, X52, X56, X60, X65, X70, X80 | 
| Inqanaba lokuchazwa | PSL1, PSL2 | 
| Uluhlu lweDiameter yangaphandle | 1/2” ukuya ku-2”, 3”, 4”, 6”, 8”, 10”, 12”, 16 intshizi, 18 intshi, 20 intshi, 24 intshi ukuya kuma-40 intshi. | 
| Ukutyeba Shedyuli | SCH 10. SCH 20, SCH 40, SCH STD, SCH 80, SCH XS, ukuya kwi-SCH 160 | 
| Iintlobo zokuVelisa | I-Seamless (I-Hot Rolled kunye ne-Cold Rolled), i-Welded ERW (i-Welded resistance welded), i-SAW (i-Arc edibeneyo i-Welded) kwi-LSAW, i-DSAW, i-SSAW, i-HSAW | 
| Isiphelo Uhlobo | Iziphelo ezibeveled, iPlain iphela | 
| Uluhlu lobude | SRL (Single Random Ubude), DRL (Double Random Length), 20 FT (6 yeemitha), 40FT (12 yeemitha) okanye, ngokwezifiso | 
| IiCaps zoKhuseleko | iplastiki okanye intsimbi | 
| Unyango loMphezulu | Indalo, i-Varnished, i-Black Painting, i-FBE, i-3PE (3LPE), i-3PP, i-CWC (i-Concrete Weight Coated) i-CRA i-Clad okanye i-Lined | 
Umbhobho we-API 5L ubhekisela kumbhobho we-carbon steel osetyenziswa kwiinkqubo zokuhambisa ioli kunye negesi. Ikwasetyenziselwa ukuthutha olunye ulwelo olunjengomphunga, amanzi nodaka.
Ukucaciswa kwe-API 5L igubungela zombini iintlobo ezidityanisiweyo kunye nezingenamthungo.
Iindidi ezidityanisiweyo: ERW, SAW, DSAW, LSAW, SSAW, HSAW Pipe
Iindidi eziqhelekileyo ze-API 5L yombhobho odityanisiweyo zezi zilandelayo:
ERW: I-welding yokumelana nombane isetyenziselwa umbhobho kunye nobubanzi obungaphantsi kwama-intshi angama-24.
DSAW/SAW: I-arc ye-arc ye-arc enecala eliphindwe kabini / i-arc ye-arc i-welding enye indlela yokudibanisa enokusetyenziswa endaweni ye-ERW kumbhobho omkhulu we-diameter.
LSAW: I-Longitudinal Submerged Arc Welding isetyenziselwa ukuya kuthi ga kwi-intshi ye-48 ububanzi bombhobho. Eyaziwa ngokuba yinkqubo yokwenza i-JCOE.
SSAW/HSAW: I-Spiral i-arc ye-arc ye-welding / i-spiral ye-arc entywilayo entywilayo ukuya kwi-intshi eyi-100 yombhobho ububanzi.
Iindidi zemibhobho engenamthungo: Umbhobho oqengqelekayo oshushu ongenamthungo kunye noMbhobho oQolileyo oqengqelekayo ongenamthungo
Umbhobho ongenamthungo uqhele ukusetyenziselwa imibhobho edayamitha emincinci (engaphantsi kwe-intshi ezingama-24).
(Umbhobho wentsimbi ongenamthungo usetyenziswa ngokuqhelekileyo kunombhobho odityanisiweyo wedayamitha zemibhobho engaphantsi kwe-150 mm (i-intshi ezi-6).
Sinikezela ngombhobho omkhulu ongenamthungo. Ukusebenzisa inkqubo yokuvelisa i-hot-rolled, sinokuvelisa umbhobho ongenamthungo ukuya kuma-intshi angama-20 (508 mm) ububanzi. Ukuba ufuna umbhobho ongenamthungo omkhulu kune-intshi ezingama-20 ububanzi, sinokuwuvelisa ngokusebenzisa inkqubo eshushu eyandisiweyo ukuya kuthi ga kwi-intshi ezingama-40 (1016 mm) ububanzi.
 
 		     			 
 		     			 
 		     			 
 		     			I-API 5L ichaza la mabanga alandelayo: IBakala B, X42, X46, X52, X56, X60, X65, X70, neX80.
Kukho amabakala amaninzi ahlukeneyo entsimbi ye-API 5L yentsimbi yombhobho efana neBanga B, X42, X46, X52, X56, X60, X65, X70, kunye ne-X80. Ngokunyuka kwebakala lentsimbi, ulawulo olulinganayo lwekhabhoni lungqongqo ngakumbi, amandla omatshini aphezulu.
Kwakhona, ukubunjwa kweekhemikhali ze-API 5L imibhobho engenamthungo kunye ne-welded yebakala elithile ayifani, umbhobho odibeneyo uneemfuno eziphezulu kunye nexabiso elincinci lekhabhoni kunye nesulfure.
| Ukwakhiwa kwemichiza ye-PSL 1 umbhobho one-t ≤ 0.984” | |||||||
| IBanga leNsimbi | Iqhezu leMisa, i-% esekelwe kubushushu kunye nemveliso ihlalutya a,g | ||||||
| C | Mn | P | S | V | Nb | Ti | |
| ubuninzi b | ubuninzi b | max | max | max | max | max | |
| Umbhobho ongenamthungo | |||||||
| A | 0.22 | 0.9 | 0.03 | 0.03 | - | - | - | 
| B | 0.28 | 1.2 | 0.03 | 0.03 | c,d | c,d | d | 
| X42 | 0.28 | 1.3 | 0.03 | 0.03 | d | d | d | 
| X46 | 0.28 | 1.4 | 0.03 | 0.03 | d | d | d | 
| X52 | 0.28 | 1.4 | 0.03 | 0.03 | d | d | d | 
| X56 | 0.28 | 1.4 | 0.03 | 0.03 | d | d | d | 
| X60 | 0.28 e | 1.40 e | 0.03 | 0.03 | f | f | f | 
| X65 | 0.28 e | 1.40 e | 0.03 | 0.03 | f | f | f | 
| X70 | 0.28 e | 1.40 e | 0.03 | 0.03 | f | f | f | 
| Umbhobho odityanisiweyo | |||||||
| A | 0.22 | 0.9 | 0.03 | 0.03 | - | - | - | 
| B | 0.26 | 1.2 | 0.03 | 0.03 | c,d | c,d | d | 
| X42 | 0.26 | 1.3 | 0.03 | 0.03 | d | d | d | 
| X46 | 0.26 | 1.4 | 0.03 | 0.03 | d | d | d | 
| X52 | 0.26 | 1.4 | 0.03 | 0.03 | d | d | d | 
| X56 | 0.26 | 1.4 | 0.03 | 0.03 | d | d | d | 
| X60 | 0.26 e | 1.40 e | 0.03 | 0.03 | f | f | f | 
| X65 | 0.26 e | 1.45 e | 0.03 | 0.03 | f | f | f | 
| X70 | 0.26e | 1.65 e | 0.03 | 0.03 | f | f | f | 
| a. Cu ≤ = 0.50% Ni; ≤ 0.50%; Cr ≤ 0.50%; kunye ne-Mo ≤ 0.15%, | |||||||
| b. Ngokunciphisa ngakunye kwe-0.01% ngaphantsi kwe-concentration ephezulu echaziweyo ye-carbon, ukunyuka kwe-0.05% ngaphezu kwe-concentration ephezulu echazwe kwi-Mn kuvumelekile, ukuya kuthi ga kwi-1.65% ephezulu kumabakala ≥ L245 okanye B, kodwa ≤ L360 okanye X52; ukuya kuthi ga kwi-1.75% ephezulu kumabakala > L360 okanye X52, kodwa | |||||||
| c. Ngaphandle kokuba kuvunyelwene ngenye indlela NB + V ≤ 0.06%, | |||||||
| d. Nb + V + TI ≤ 0.15%, | |||||||
| e. Ngaphandle kokuba kuvunyelwene ngenye indlela., | |||||||
| f. Ngaphandle kokuba kuvunyelwene ngenye indlela, NB + V = Ti ≤ 0.15%, | |||||||
| g. Akukho kongezwa ngamabom kwe-B kuvunyelwe kwaye intsalela B ≤ 0.001% | |||||||
| Ukwakhiwa kwemichiza ye-PSL 2 umbhobho one-t ≤ 0.984” | |||||||||||||||||||||
| IBanga leNsimbi | Iqhezu lobuninzi, i-% ngokusekelwe kubushushu kunye nohlalutyo lwemveliso | ICarbon Equiv a | |||||||||||||||||||
| C | Si | Mn | P | S | V | Nb | Ti | Okunye | CE IIW | CE PCM | |||||||||||
| ubuninzi b | max | ubuninzi b | max | max | max | max | max | max | max | ||||||||||||
| Umbhobho ongenamthungo kunye neWelded | |||||||||||||||||||||
| BR | 0.24 | 0.4 | 1.2 | 0.025 | 0.015 | c | c | 0.04 | e,l | 0.43 | 0.25 | ||||||||||
| X42R | 0.24 | 0.4 | 1.2 | 0.025 | 0.015 | 0.06 | 0.05 | 0.04 | e,l | 0.43 | 0.25 | ||||||||||
| BN | 0.24 | 0.4 | 1.2 | 0.025 | 0.015 | c | c | 0.04 | e,l | 0.43 | 0.25 | ||||||||||
| X42N | 0.24 | 0.4 | 1.2 | 0.025 | 0.015 | 0.06 | 0.05 | 0.04 | e,l | 0.43 | 0.25 | ||||||||||
| X46N | 0.24 | 0.4 | 1.4 | 0.025 | 0.015 | 0.07 | 0.05 | 0.04 | d,e,l | 0.43 | 0.25 | ||||||||||
| X52N | 0.24 | 0.45 | 1.4 | 0.025 | 0.015 | 0.1 | 0.05 | 0.04 | d,e,l | 0.43 | 0.25 | ||||||||||
| X56N | 0.24 | 0.45 | 1.4 | 0.025 | 0.015 | 0.10f | 0.05 | 0.04 | d,e,l | 0.43 | 0.25 | ||||||||||
| X60N | 0.24f | 0.45f | 1.40f | 0.025 | 0.015 | 0.10f | 0.05f | 0.04f | g,h,l | Njengoko kuvunyelwene | |||||||||||
| BQ | 0.18 | 0.45 | 1.4 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 | ||||||||||
| X42Q | 0.18 | 0.45 | 1.4 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 | ||||||||||
| X46Q | 0.18 | 0.45 | 1.4 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 | ||||||||||
| X52Q | 0.18 | 0.45 | 1.5 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 | ||||||||||
| X56Q | 0.18 | 0.45f | 1.5 | 0.025 | 0.015 | 0.07 | 0.05 | 0.04 | e,l | 0.43 | 0.25 | ||||||||||
| X60Q | 0.18f | 0.45f | 1.70f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 | ||||||||||
| X65Q | 0.18f | 0.45f | 1.70f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 | ||||||||||
| X70Q | 0.18f | 0.45f | 1.80f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 | ||||||||||
| X80Q | 0.18f | 0.45f | 1.90f | 0.025 | 0.015 | g | g | g | mna,j | Njengoko kuvunyelwene | |||||||||||
| X90Q | 0.16f | 0.45f | 1.9 | 0.02 | 0.01 | g | g | g | j,k | Njengoko kuvunyelwene | |||||||||||
| X100Q | 0.16f | 0.45f | 1.9 | 0.02 | 0.01 | g | g | g | j,k | Njengoko kuvunyelwene | |||||||||||
| Umbhobho odityanisiweyo | |||||||||||||||||||||
| BM | 0.22 | 0.45 | 1.2 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 | ||||||||||
| X42M | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 | ||||||||||
| X46M | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 | ||||||||||
| X52M | 0.22 | 0.45 | 1.4 | 0.025 | 0.015 | d | d | d | e,l | 0.43 | 0.25 | ||||||||||
| X56M | 0.22 | 0.45f | 1.4 | 0.025 | 0.015 | d | d | d | e,l | 0.43 | 0.25 | ||||||||||
| X60M | 0.12f | 0.45f | 1.60f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 | ||||||||||
| X65M | 0.12f | 0.45f | 1.60f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 | ||||||||||
| X70M | 0.12f | 0.45f | 1.70f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 | ||||||||||
| X80M | 0.12f | 0.45f | 1.85f | 0.025 | 0.015 | g | g | g | mna,j | .043f | 0.25 | ||||||||||
| X90M | 0.1 | 0.55f | 2.10f | 0.02 | 0.01 | g | g | g | mna,j | - | 0.25 | ||||||||||
| X100M | 0.1 | 0.55f | 2.10f | 0.02 | 0.01 | g | g | g | mna,j | - | 0.25 | ||||||||||
| a. I-SMLS t>0.787”, imida ye-CE iya kuba njengoko kuvunyelwene.Imida ye-CEIIW isetyenziswa fi C> 0.12% kunye nemida yeCEPcm iyasebenza ukuba iC ≤ 0.12%, | |||||||||||||||||||||
| b. Ngokunciphisa ngakunye kwe-0.01% ngaphantsi kobuninzi obuchazwe kwi-C, ukunyuka kwe-0.05% ngaphezu kobuninzi obuchaziweyo ku-Mn kuvumelekile, ukuya kuthi ga kwi-1.65% ephezulu kumabakala ≥ L245 okanye B, kodwa ≤ L360 okanye X52; ukuya kuthi ga kwi-1.75% ephezulu kumabakala > L360 okanye X52, kodwa | |||||||||||||||||||||
| c. Ngaphandle kokuba kuvunyelwene ngenye indlela Nb = V ≤ 0.06%, | |||||||||||||||||||||
| d. Nb = V = Ti ≤ 0.15%, | |||||||||||||||||||||
| e. Ngaphandle kokuba kuvunyelwene ngenye indlela, Cu ≤ 0.50%; Ni ≤ 0.30% Cr ≤ 0.30% kunye ne-Mo ≤ 0.15%, | |||||||||||||||||||||
| f. Ngaphandle kokuba kuvunyelwene ngenye indlela, | |||||||||||||||||||||
| g. Ngaphandle kokuba kuvunyelwene ngenye indlela, Nb + V + Ti ≤ 0.15%, | |||||||||||||||||||||
| h. Ngaphandle kokuba kuvunyelwene ngenye indlela, Cu ≤ 0.50% Ni ≤ 0.50% Cr ≤ 0.50% kunye ne-MO ≤ 0.50%, | |||||||||||||||||||||
| i. Ngaphandle kokuba kuvunyelwene ngenye indlela, Cu ≤ 0.50% Ni ≤ 1.00% Cr ≤ 0.50% kunye ne-MO ≤ 0.50%, | |||||||||||||||||||||
| j. B ≤ 0.004%, | |||||||||||||||||||||
| k. Ngaphandle kokuba kuvunyelwene ngenye indlela, Cu ≤ 0.50% Ni ≤ 1.00% Cr ≤ 0.55% kunye ne-MO ≤ 0.80%, | |||||||||||||||||||||
| l. Kuwo onke amabakala emibhobho yePSL 2 ngaphandle kwaloo mabanga anemibhalo esemazantsi j ephawulweyo, oku kulandelayo kuyasebenza. Ngaphandle kokuba kuvunyelwene ngenye indlela akukho kongezwa ngabom kwe-B kuvunyelwe kwaye intsalela B ≤ 0.001%. | |||||||||||||||||||||
 
 		     			| PSL | Unikezelo lwemeko | Ibakala lombhobho | 
| PSL1 | Njenge-rolled, normalized, normalizing yakha | A | 
| Njenge-rolled, normalizing rolled, thermomechanical rolled, thermo-mechanical yakhiwa, i-normalizing ebunjwe, iqhelekile, iqhelekile kwaye inomsindo okanye ukuba kuvunyelwene Q&T SMLS kuphela. | B | |
| Njengoko i-rolled, i-normalizing rolled, i-thermomechanical rolled, i-thermo-mechanical yenziwa, i-normalizing yakha, i-normalized, i-normalized kwaye inomsindo | X42, X46, X52, X56, X60, X65, X70 | |
| PSL 2 | Njengoko-iqengqiwe | BR, X42R | 
| I-normalizing rolled, normalizing yakha, i-normalizing okanye i-normalized kunye ne-tereded | BN, X42N, X46N, X52N, X56N, X60N | |
| Ucinywe kwaye unomsindo | BQ, X42Q, X46Q, X56Q, X60Q, X65Q, X70Q, X80Q, X90Q, X100Q | |
| I-Thermomechanical rolled okanye i-thermomechanical yenziwe | BM, X42M, X46M, X56M, X60M, X65M, X70M, X80M | |
| Thermomechanical rolled | X90M, X100M, X120M | |
| Ukwanela (R, N, Q okanye M) kumabakala e-PSL2, ngowebakala lentsimbi | 
I-PSL1 kunye ne-PSL2 zahlukile kumda wovavanyo kunye nakwiimpawu zazo zekhemikhali kunye nezoomatshini.
I-PSL2 ingqongqo ngakumbi kune-PSL1 ekubunjweni kweekhemikhali, iipropathi zokuqina, uvavanyo lwempembelelo, uvavanyo olungonakalisi njalo njalo.
 Uvavanyo lweMpembelelo
Kuphela iPSL2 ifuna uvavanyo lwempembelelo: ngaphandle kwe-X80.
NDT: Uvavanyo olungonakalisi. I-PSL1 ayifuni uvavanyo olungonakalisi kwimeko yovavanyo olungonakalisiyo olusebenzayo. IPSL2 iyayenza.
(Uvavanyo olungonakalisi: Uvavanyo olungonakalisi kunye novavanyo olukumgangatho we-API 5L lusebenzisa i-radiographic, i-ultrasonic, okanye ezinye iindlela (ngaphandle kokutshabalalisa izinto) ukufumanisa iziphene kunye nokungafezeki kwimibhobho.)
 
 		     			 
 		     			 
 		     			Ukupakishwa nguze ngokubanzi, ukubopha ucingo lwentsimbi, kakhuluyomelele.
 Ukuba uneemfuno ezizodwa, ungasebenzisaukupakishwa kobungqina bomhlwa, kwaye intle ngakumbi.
Izilumkiso zokupakishwa kunye nokuthuthwa kwemibhobho ye-carbon steel
1.API 5L Steel Pipekufuneka ikhuselwe kumonakalo obangelwa kukungqubana, ukukhutshwa kunye nokunqunyulwa ngexesha lokuthutha, ukugcinwa kunye nokusetyenziswa.
2. Ngelixa uphethe imibhobho yentsimbi yekhabhoni Kufuneka unikele ingqalelo kugqabhuko-dubulo, umlilo, ityhefu kunye nezinye iingozi, kwaye uhambelane neenkqubo zokusebenza zokhuseleko.
3. Ngexesha lokusetyenziswa,carbon steel API 5L Umbhobhokufuneka ugweme ukudibanisa namaqondo okushisa aphezulu, imidiya ephazamisayo, njl. Ukuba isetyenziswe kule ndawo, iipayipi zensimbi zekhabhoni ezenziwe ngezinto ezikhethekileyo ezifana nokumelana nokushisa okuphezulu kunye nokuxhatshazwa kwe-corrosion kufuneka kukhethwe.
4. Ukukhethwa kombhobho we-carbon steel kufuneka kube yinto efanelekileyo kunye neenkcukacha ngokwezinto ezibanzi ezibandakanya indawo yokusetyenziswa, ubume obuphakathi, uxinzelelo, ukushisa kunye nokunye.
5. Ukuhlolwa okuyimfuneko kunye neemvavanyo ziya kwenziwa ngaphambi kokuba ibhobho ye-carbon steel isetyenziswe ukubonisa ukuba umgangatho wayo ufikelele kumgangatho.
 
 		     			 
 		     			 
 		     			Ezothutho:I-Express (Ukuhanjiswa kweSampuli), uMoya, umzila kaloliwe, umhlaba, ukuhanjiswa kwenqanawa elwandle (FCL okanye LCL okanye Buninzi)
 
 		     			 
 		     			 
 		     			 
 		     			 
 		     			Umbuzo: Ngaba umenzi we-ua?
A: Ewe, singabenzi betyhubhu yentsimbi ejikelezayo ehlala kwilali yaseDaqiuzhuang, kwisixeko saseTianjin, eChina.
Umbuzo: Ndingayifumana iodolo yolingo kuphela iitoni ezininzi?
A: Ewe kunjalo. Singakuthumelela imithwalo nge-LCL serivece.(Umthwalo omncinci wesikhongozeli)
Q: Ukuba isampuli simahla?
A: Isampulu yasimahla, kodwa umthengi uhlawula imithwalo.
Umbuzo: Ngaba ungumthengisi wegolide kwaye wenza isiqinisekiso sorhwebo?
A: Thina iminyaka eyi-13 sibonelela ngegolide kwaye samkele isiqinisekiso sorhwebo.
 
       










