API 5L X70 iAPI 5L zvinhu giredhi remutsetse pombi ine simba rekushomeka re70,000 psi.Inonyanya kushandiswa pakufambisa-kumanikidza kwekutakura gasi rechisikigo, oiri, uye mvura.
Kuti udzidze zvakawanda nezve API 5L-46th, unogonatinya pano!
API 5L X70 Zvimiro
Kusimba kwegoho repamusoro: Simba shoma regoho re70,000 psi (inenge 485 MPa), inokodzera kudzvinyirirwa kwakanyanya kwemukati.
Kuomarara kwakanaka: inochengetedza mashandiro pane yakaderera tembiricha yenzvimbo dzinotonhora uye yakadzika gungwa kushandiswa.
Excellent weldability: Kusimba kwepamusoro uchichengetedza zvakanaka weldability, ine welds inoenderana nemidziyo yesimbi yepasi.
Corrosion resistance: inogona kukwidziridzwa nekuumbwa kwemakemikari kutonga uye post-kurapwa (semuenzaniso machira), akakodzera kumahombekombe uye nharaunda dzinoora.
Kukodzera kwezvakatipoteredza: Inogona kugadzirwa kuti ishandiswe munzvimbo yakajairwa, kumahombekombe, uye asidhi sevhisi nharaunda.
Sustainability: Kudzikira kukanganiswa kwezvakatipoteredza uye nekunatsiridza kutapurirana zvakanaka sechinhu chinodzokororwa.
API 5L X70 Zvikamu
Pipe Type: Welded uye Seamless Simbi Pipe
Chigadzirwa chakananga giredhi: API 5L X70 PSL1 uye API 5L X70 PSL2
Nzira yekugadzira pombi: SMLS, LFW, HFW, LW, SAWL, SAWH, COWL, COWH
Pipe end type: Belled end, Plain end
Raw Materials
Ingoti, mabhii, mabheti, mitsetse (makoiri), kana ndiro sechinhu chisina kubikwa chekugadzira pombi dzesimbi.
Iyo mbishi yePSL2 simbi pombi ichave yakanaka-zviyo sedimented simbi.
Uyezve, iyo simbi tambo (coil) kana ndiro inoshandiswa kugadzira PSL2 simbi pombi haingatakure chero mawelds ekuzadza.
API 5L X70 Pipe Manufacturing Process
| Rudzi rwePipe | SMLS | LFW | HFW | LW | SAWLc | SAWHd | COWLc | COWHd |
| API 5L X70 PSL1 | X | X | X | X | X | X | X | X |
| API 5L X70 PSL2 | X | - | X | - | X | X | X | X |
cKaviri-seam pombi inowanikwa kana yakabvumirana, asi inogumira pombi ine D ≥ 914 mm.
dHelical musono pombi inogumira pombi ine D ≥ 114.3 mm.
Pipe End Types dzeAPI 5L X70
| Pipe End | Belled ende | Plain end |
| API 5L X70 PSL1 | X | X |
| API 5L X70 PSL2 | - | X |
eBelled-end pombi inogumira pombi ine D ≤219.1 mm uye t≤ 3.6 mm.
Final Delivery Status
API 5L X70 yekupedzisira kuburitsa mamiriro (yekupedzisira kupisa kurapwa kwepaipi yesimbi yapera) inogona kukamurwa kuita: kutenderedza, normalizing rolling, thermo-mechanical rolling, thermo-mechanical forming, normalizing forming, normalizing, normalizing and tempering kana kudzima uye kudzikama.
| PSL | Delivery Condition | Pipe Grade/Simbi Giredhi | |
| PSL1 | Sezvo-yakakungurutswa, normalizing yakakungurutswa, thermomechanical yakakungurutswa, thermomechanical kugadzirwa, normalizing kuumbwa, normalized, normalized and tempered kana kudzimwa uye kushatirwa | X70 | L485 |
| PSL 2 | Kudzimwa uye kushatirwa | X70Q | L485Q |
| Thermomechanical yakakungurutswa kana thermomechanical yakaumbwa | X70M | L485M | |
Idzi nyika dzekutumira dzinoona kuti API 5L X70 tubing inoita zvakanaka mumhando dzakasiyana siyana dzekushandisa, sekushandisa munzvimbo dzakanyanya-kudzvanywa, kudzikira, kana corrosive.
Kuumbwa Kwemakemikari
API 5L X70 PSL1 Chemical Kuumbwa
Iyo kemikari inoumbwa yeAPI 5L X70 PSL1 simbi pombi inosanganisira yakaderera kabhoni, ine mwero huwandu hwemanganese, uye mashoma phosphorus, sarufa, uye silicon.Uye zvakare, alloying zvinhu senge chromium, nickel uye mhangura zvinowedzerwa kuwedzera simba uye kusadzivirirwa nekuora.Micro-alloying zvinhu zvakaita sevanadium, molybdenum uye titanium inowedzera kusimba uye goho zvivakwa, kuve nechokwadi chekuita munzvimbo dzakaoma.
| Kemikari Inoumbwa yePSL 1 Pipe ine t≤25.0 mm (0.984 mukati.) | |||||||||
| Steel Giredhi (Zita resimbi) | Misa Chikamu, Kubva pane Kupisa uye Chigadzirwa Ongororoag % | ||||||||
| C | Mn | P | S | V | Nb | Ti | |||
| maxb | maxb | min | max | max | max | max | max | ||
| Seamless Pipe | |||||||||
| L485 | X70 | 0.28 | 1.40 | - | 0.03 | 0.03 | f | f | f |
| Welded Pipe | |||||||||
| L485 | X70 | 0.26e | 1.65e | - | 0.03 | 0.03 | f | f | f |
| a Cu≤0.50 %;Ni≤0.50%;Cr≤0.50 %uye Mo≤0.15%. b Pakuderedzwa kwega kwega kwe 0.01 % pazasi peiyo yakanyanya kutaurwa yekuisa kabhoni, kuwedzera kwe 0.05% pamusoro peiyo yakatsanangurwa yakanyanya kusungirirwa kweMn inotenderwa, inosvika pachiyero che1.65% yemakiredhi ≥L245 kana B, asi ≤L360 kana X52;kusvika pa1.75% yemagiredhi> L360 kana X52, asi uye inosvika pa2.00% yeGrade L485 kana X70. e Kunze kwekunge kwakabvumirana neimwe nzira f Kunze kwekunge kwabvumiranwa neimwe nzira, Nb+V+Ti≤0.15 %. g Hapana kuwedzera nemaune kweB kunobvumidzwa uye kwasara B≤0.001%. | |||||||||
API 5L X70 PSL2 Chemical Kuumbwa
Iyo kemikari yeAPI 5L X70 PSL2 inosanganisira yakanyatso kudzora kabhoni, manganese, sarufa, uye phosphorus, pamwe nehungwaru chikamu chesilicon, chromium, nickel, uye mhangura.Strict elemental control haingowedzere simba regoho uye kuoma kwepombi asiwo inovandudza kuramba kwecorrosion pasi pemamiriro akanyanya.Pamusoro pezvo, kuteedzera zvinhu zvakaita sevanadium, molybdenum, uye titanium zvakagadziridzwa kuti zviwedzere kuita, zvichiita X70 PSL2 yakanakira kubata nharaunda dzine njodzi.
| Kemikari Inoumbwa yePSL 2 Pipe ine t ≤ 25.0 mm (0.984 mukati.) | ||||||||||||
| Steel Giredhi (Zita resimbi) | Misa Chikamu, Kubva pane Kupisa uye Chigadzirwa Ongororo % max | Carbon Equivalenta %max | ||||||||||
| c b | Si | Mn b | P | S | V | Nb | Ti | Zvimwe | CEllw | CEpcm | ||
| Seamless uye Welded Pipe | ||||||||||||
| L485Q | X70Q | 0.18f | 0.45 f | 1.80f | 0.025 | 0.015 | g | g | g | Mhoro | 0.43 | 0.25 |
| Welded Pipe | ||||||||||||
| L485M | X70M | 0.12 f | 0.45f | 1.70f | 0.025 | 0.015 | g | g | g | Mhoro | 0.43 | |
| a Zvichienderana nekuongororwa kwechigadzirwa, kwepombi isina musono ine t> 20.0 mm (0.787 mukati.), iyo CE miganho ichave sekubvumirana;iyo CEllw miganho inoshanda kana C> 0.12 %, uye CEpcm miganho inoshanda kana C≤0.12%. b Pakudzikiswa kwega kwega kwe0.01% pazasi pehukuru hwakatarwa hweC, kuwedzera kwe0.05% pamusoro pehuwandu hwakatarwa hweMn isingatenderwe, kusvika pahupamhi hwe1.65% yemagiredhi≥L245 kana B, asi≤L360 kana X52;kusvika pachiyero che 1.75 % yemagiredhi> L360 kana X52, asiL555 kana X80. c Kunze kwekunge kwakabvumiranwa neimwe nzira, Nb+V≤0.06 %. d Nb+V+Ti≤0.15%. e Kunze kwekunge zvabvumiranwa neimwe nzira,Cu≤0.50 %;Ni≤0.30 %;Cr≤0.30 %uye Mo≤0.15%. f Kunze kwekunge zvabvumiranwa neimwe nzira. g Kunze kwekunge kwabvumiranwa neimwe nzira, Nb+V+Ti≤0.15 %. h Kunze kwekunge zvabvumiranwa neimwe nzira, Cu≤0.50%; Ni≤0.50%; Cr≤0.50% uye Mo≤0.50%. i Kunze kwekunge kwakabvumirana neimwe nzira, Cu≤0.50 %; Ni≤1.00%; Cr≤0.50% uye Mo≤0.50%. j B≤0.004 %. k Kunze kwekunge zvabvumiranwa neimwe nzira,Cu≤0.50 %;Ni≤1.00 %;Cr≤0.55 %uye Mo≤0.80%. l PaPSL 2 pombi mamakisi kunze kweaya mamakisi ayo epasi j)atoshanda, zvinotevera zvinoshanda: kunze kwekunge kwakabvumiranwa neimwe nzira yekuwedzera yeB inobvumidzwa uye kwasara B≤0.001%. | ||||||||||||
Kemikari Inoumbwa yeSour Service Conditions API 5L X70 PSL2
Sour sevhisi mamiriro anoreva kunyanya kushandiswa kwepombi munzvimbo dzine hydrogen sulfide (H₂S), izvo zvinogona kutungamira kune hydrogen sulfide stress corrosion cracking (HIC) uye sulfide stress corrosion cracking (SSCC).
Kugadziriswa kwemakemikari ekuumbwa: Pasi peaya mamiriro, iyo kemikari yemhando yepombi simbi inofanirwa kugadziridzwa nenzira kwayo kuti ivandudze kusakara kwavo.Kazhinji, izvi zvinosanganisira kudzikisira kabhoni yemukati yezvinhu uye kuwedzera alloying zvinhu zvakaita se molybdenum (Mo) uye nickel (Ni), izvo zvinowedzera kuomarara kuramba uye kuoma kwezvinhu.
| Tafura H.1—Chemical Composition for Pipe with t≤25.0 mm (0.984 in.) | |||||||||||
| Steel Giredhi | Misa Fraction Kubva pane Kupisa uye Chigadzirwa Ongororo% max | Carbon Equivalenta % max | |||||||||
| C b | Si | Mn b | P | S | V | Nb | Ti | Zvimwec,d | CEllw | CEpcm | |
| SMLS uye Welded Pipe | |||||||||||
| L485QS kana X70QS | 0.16 | 0.45 | 1.65 | 0.020 | 0.003e | 0.09 | 0.05 | 0.06 | g,ini,k | 0.42 | 0.22h |
| Welded Pipe | |||||||||||
| L485MS kana X70MS | 0.10 | 0.45 | 1.60 | 0.020 | 0.002e | 0.10 | 0.08 | 0.06 | g,ini,j | - | 0.22 |
Ruzivo rwakadzama runogona kuwanikwa muAPI 5L Appendix H.
Chemical Composition yeAPI 5L X70 PSL2 yeOffshore Service Conditions
Offshore sevhisi mamiriro anosanganisira nharaunda yegungwa, kusanganisira kuratidzwa kumvura yemunyu uye mamiriro ekunze akanyanya.Mamiriro aya anoda mapombi ane high corrosion resistance uye kusimba kwakakwana kudzivirira kukora kwemvura yemunyu uye kuderera kwe tembiricha.
Kugadziriswa kwemakemikari ekuumbwa: Kwesevhisi yekumahombekombe, iyo alloy yepombi inowanzowedzerwa muchromium (Cr), nickel (Ni) uye molybdenum (Mo) kuti iwedzere kuramba kwayo mukuora kwemvura yegungwa.Huwandu hwema micro-alloying zvinhu senge vanadium (V) uye niobium (Nb) inogona zvakare kugadziridzwa kuti iwedzere kuoma pakudziya kwakaderera.
| Tafura J.1—Chemical Composition for Pipe with t≤25.0 mm (0.984 in.) | ||||||||||||
| Steel Giredhi | Misa Fraction Kubva pane Kupisa uye Chigadzirwa Ongororo max % | Carbon Equivalenta max % | ||||||||||
| C b | Si | Mn b | P | S | V | Nb | Ti | Zvimwec | CEllw | CEPCm | ||
| SMLS uye Welded Pipe | ||||||||||||
| L485QO | X70QO | 0.17 | 0.45 | 1.75 | 0.020 | 0.010 | 0.10 | 0.05 | 0.06 | e,h | 0.42 | 0.23g |
| Welded Pipe | ||||||||||||
| L485MO | X70MO | 0.12 | 0.45 | 1.75 | 0.020 | 0.010 | 0.10 | 0.08 | 0.06 | e,h | - | 0.22 |
Ruzivo rwakadzama runogona kuwanikwa muAPI 5L Appendix J.
Pamusoro pezvo, kuumbwa kwekemikari yepombi yesimbi kune offshore sevhisi mamiriro muAPI 5L X70 PSL2 yakafanana nezvinodiwa pombi yezvishandiso zvinoda kureba epurasitiki strain.Mapato anofarira anogona kutarisa API 5L Appendix N.
Mechanical Properties
API 5L X70 PSL1 Mechanical Properties
| Tafura 6-Zvinodiwa Zvemhedzisiro yeTensile Miedzo yePSL 1 Pipe | ||||
| Pipe Grade | Pipe Muviri weSeamless uye Welded Pipe | Weld Seam yeEW, LW, SAW, uye COW Pipe | ||
| Goho Simbaa Rku.5 MPa(psi) | Tensile Simbaa Rm MPa(psi) | Elongation (pa50 mm kana 2 mukati.) Af % | Tensile Simbab Rm MPa(psi) | |
| min | min | min | min | |
| L485 kana X70 | 485(70,300) | 570 (82,700) | c | 570 (82,700) |
Maparamendi chaiwo anogona kutariswa muAPI 5L Tafura 6.
API 5L X70 PSL2 michina zvivakwa
PSL2 machubhu eakakosha maapplication anonyanya kugadziridzwa kuumbwa kwemakemikari, asi zvinodiwa zvemakanika zvinhu zvakafanana.
| Tafura 7-Zvinodiwa Zvemhedzisiro yeTensile Miedzo yePSL 2 Pipe | |||||||
| Pipe Grade | Pipe Muviri weSeamless uye Welded Pipe | Weld Seam zveHFW SAW uye CoW Pipe | |||||
| Goho Simbaa Rku.5 MPa(psi) | Tensile Simbaa Rm MPa (psi) | Ratioac Rt0.5/Rm | Elongation (pa50 mm kana 2 mukati.) Af % | Tensile Simbad Rm MPa (psi) | |||
| min | max | min | max | max | min | min | |
| L485Q kana X70Q L485M kana X70M | 485 (70.300) | 635 (92.100) | 570 (82.700) | 760 (110.200) | 0.93 | f | 570 (82.700) |
Maparamendi chaiwo anogona kutariswa muAPI 5L Tafura 7.
Kuedza Nzira
| Test Category | Testing Method |
| Kuumbwa Kwemakemikari | ISO 9769 kana ASTM A751 |
| Mechanical Properties | ISO 6892-1 kana ASTM A370 |
| Hydrostatic Test | API 5L 10.2.6 |
| Nondestructive Examination | API 5L Appendikisi E |
| Bending Test | ISO 8491 kana ASTM A370 |
| Inotungamirirwa Bend Test | ISO 5173 kana ASTM A370 |
| Flattening Test | ISO 8492 kana ASTM A370 |
| CVN Impact Test (PLS2) | ASTM A370 |
| DWT Miedzo(PSL2) | Purogiramu inonzi 5L3 |
Zvikumbiro zveAPI 5L X70
Mapombi emafuta: anoshandiswa kutakura mafuta asina kuchena kana zvigadzirwa zvakanatswa, kunyanya mukufambisa daro refu munzvimbo nenzvimbo kana pasi pemvura.
Mapaipi egasi: ekuunganidza uye kugovera gasi rechisikigo, kusanganisira kutakurwa kure-kure uye nzvimbo dzakanyanya kudzvanywa.
Zvimiro zvekushandisa: API 5L X70 simbi pombi inoshandiswawo mumapurojekiti akakosha senge mapuratifomu ekumahombekombe kana akasimba-akasimba ekutsigira zvimiro.
Zvishandiso zveindasitiri: Fluid yekufambisa masisitimu mumakemikari zvidyarwa, zvekunatsa, nezvimwe.
Mamiriro ekushandisa akakosha: Iyo API 5L X70 corrosion resistance inopikisa simbi inoita kuti ive yakakodzera kushandiswa munzvimbo dzakasiyana-siyana dzakakosha, kunyanya munzvimbo dzine acidic nekunze kwemahombekombe.
Zvigadzirwa zvedu zvinoenderana
API 5L GR.B X60 X65 X70 PSL1/PSL 2 LSAW Carbon Steel Pipe
Pipe End Processing
Kucheka kwepombi
Anti-corrosion coatings: galvanized, pendi, 3PE, FBE, nezvimwe.
Isu tiri mumwe weanotungamira welded welded kabhoni simbi pombi uye isina musono simbi pombi vagadziri uye vatengesi kubva kuChina, nehupamhi hwemhando yepamusoro simbi pombi mu stock, isu takazvipira kukupa iwe uzere huzere hwesimbi pombi mhinduro.Kuti uwane rumwe ruzivo rwechigadzirwa, ndapota inzwa wakasununguka kutibata nesu, isu tinotarisira kukubatsira iwe kuwana yakanakisa simbi pombi sarudzo pane zvaunoda!
Tags: X70, API 5l x70, ai 5l, vatengesi, vagadziri, mafekitori, masheya, makambani, tengesa, kutenga, mutengo, quotation, zvakawanda, kutengesa, mutengo.
Nguva yekutumira: Kubvumbi-14-2024