Peb lub hom phiaj yuav tsum ua kom tiav peb cov neeg siv khoom los ntawm kev muab cov neeg muab khoom kub, tus nqi zoo tshaj thiab zoo tshaj plaws rau Zoo Zoo A53 A106 A333 A335 Stpt42 G3456 St45 DN15 Sch40 LSAW Hfw ERW SSAW Carbon Kub Rolled / Cold Rolled / Cold Drawn Galvanized / Precision / Welded / Seamless Hlau Yeeb Nkab, Yog tias ua tau, xyuas kom koj xa koj cov khoom tsim nyog nrog cov ncauj lus kom ntxaws nrog rau cov qauv / cov khoom thiab ntau npaum li cas koj xav tau.Peb mam li xa peb cov nqi muag khoom loj tshaj plaws rau koj.
Peb lub hom phiaj yuav tsum ua kom tiav peb cov neeg siv khoom los ntawm kev muab cov neeg muab kev pabcuam golden, tus nqi zoo tshaj thiab zoo tshaj rauTuam Tshoj Yeeb Nkab thiab Tube, Peb tsuas yog muab cov khoom zoo thiab peb ntseeg tias qhov no yog tib txoj hauv kev kom ua lag luam mus ntxiv.Peb tuaj yeem muab kev pabcuam kev cai ib yam nkaus li Logo, kev cai loj, lossis cov khoom siv thiab lwm yam uas tuaj yeem ua raws li tus neeg yuav tsum tau ua.
API 5L X65 PSL1 / PSL2LSAW Carbon Steel Yeeb Nkabfeem ntau yog siv nyob rau hauv tej yaam num ntawmroj thiab roj pipeline, nyob rau hauv submarine pipelines, pipelines los ntawm high-altitude zones thiab tuab hauv nroog.
API 5L X65 PSL1 / PSL2 LSAW Carbon Steel Yeeb Nkab yog tsim los ntawm kev tsim cov X65 steel daim hlau rau hauv ib puag ncig cov duab ces vuam cov seam los ntawm cov txheej txheem arc vuam.Hauv kev tsim cov API 5L X65 PSL1 & PSL2 LSAW Carbon Steel Pipe, daim hlau ntawm qib X65 yog tsim los ntawm lub tshuab molding rau hauv cov duab puag ncig ces welded los ntawm ob sab submerged arc vuam.
Chaw tsim tshuaj paus: Longitudinally Submerged Arc Vuam
Loj: OD: 406 ~ 1422mm WT: 8 ~ 60mm
Ntev: 3-12M lossis ntev raws li xav tau.
Xaus: Plain End, Beveled End, Grooved
Qib thiab tshuaj muaj pes tsawg leeg (％)Rau API 5LX 65PSL1 / API 5L X70 PSL1
| Txuj |
Qib | Tshuaj muaj pes tsawg leeg(%) | |||
| C | Mn | P | S | ||
| API 5L | X 65 | ≤ 0.26 | ≤ 1.45 | ≤ 0.030 | ≤ 0.030 |
| API 5L | X 70 | ≤ 0.26 | ≤1.65 | ≤ 0.030 | ≤ 0.030 |
Qib thiab tshuaj muaj pes tsawg leeg (％)Rau API 5LX 65PSL2 / API 5L X70 PSL2
| Txuj |
Qib | Tshuaj muaj pes tsawg leeg(%) | |||
| C | Mn | P | S | ||
| API 5L | X 65 | ≤ 0.22 | ≤ 1.45 | ≤ 0.025 | ≤ 0.015 |
| API 5L | X 70 | ≤ 0.22 | ≤1.65 | ≤ 0.025 | ≤ 0.015 |
Mechanical Properties API 5L GR.B X65 (PSL1) / API 5L X70 (PSL1):
| Qib | Yield zog(MPa) | Tensile zog(MPa) | Elongation A% | ||
|
| psi | MPa | psi | MPa | Elongation (Min) |
| X 65 | 65,000 ib | 448 ib | 77,000 ib | 531 ib | 18 |
| X 70 | 70,000 | 483 ib | 82,000 ib | 565 ib | 18 |
Mechanical Properties ntawmAPI 5LX65 PSL1/PSL 2(PSL2) / API 5L Qib X70 (PSL 2):
| Qib | Yield zog(MPa) | Tensile zog(MPa) | Elongation A% | Kev cuam tshuam (J) | ||
|
| psi | MPa | psi | MPa | Elongation (Min) | Min |
| X 65 | 65,000 ib | 448 ib | 87,000 ib | 600 | 18 | 40 |
| X 70 | 70,000 | 483 ib | 90,000 ib | 621 ib | 18 | 40 |
| Loj | Tolerance (nrog respect to teev sab nraudtxoj kab uas hla) |
| <2 3/8 | 0.016 "- 0.031" (+ 0.41 hli, - 0.79 hli) |
| > 2 3/8 thiab ≤4 1/2, nruam welded | ± 1.00% |
| > 2 3/8 thiab <20 | ± 0.75% |
| > 20. seamless | ± 1.00% |
| > 20 thiab <36, welded | 0.75% -0.25% |
| > 36, welded | 1/4 "- 1/8" (+ 6.35mm, -3.20mm) |
Nyob rau hauv cov ntaub ntawv ntawm cov yeeb nkab hydro-statically ntsuam xyuas rau cov pressures nyob rau hauv ntau tshaj ntawm standard test pressures, lwm yam kam rau ua tej zaum yuav pom zoo raws li ntawm cov chaw tsim tshuaj paus thiab cov neeg yuav khoom.
| Loj | Minus kam rau ua | Ntxiv Tolerance | End-to-End Tolerance | Out-of-Roundness | |
| Txoj kab uas hla, Axis kam rau ua (Percent ntawm OD) | Qhov sib txawv ntawm qhov tsawg kawg nkaus thiab qhov siab tshaj plaws (tsuas yog siv rau cov yeeb nkab nrog D / t≤ 75) | ||||
| ≤10 3/4 l&v 4 | 1/64 (0.40 hli) | 1/16 (1.59mm) hli | — | — | |
| > 10 3/4 thiab ≤20 | 1/32 (0.79 hli) | 3/32 (2.38 hli) | — | — | — |
| > 20 thiab ≤ 42 | 1/32 (0.79 hli) | 3/32 (2.38 hli) | b | ± 1% | <0.500 nyob rau hauv. (12.7mm) |
| > 42 | 1/32 (0.79 hli) | 3/32 (2.38 hli) | b | ± 1% | £ Q625 nyob rau hauv. (15.9 mm) |
Out-of-roundness kam rau ua siv rau qhov siab tshaj plaws thiab qhov tsawg kawg nkaus diameters raws li ntsuas nrog lub ntsuas ntsuas, caliper, lossis cov cuab yeej ntsuas qhov siab tshaj plaws thiab qhov tsawg kawg nkaus.
Qhov nruab nrab txoj kab uas hla (raws li ntsuas nrog ib txoj kab uas hla) ntawm ib kawg ntawm cov yeeb nkab yuav tsum tsis txhob sib txawv los ntawm ntau tshaj 3/32 nyob rau hauv. (2.38 mm) ntawm qhov kawg ntawm qhov kawg.
| Loj | Type uaof Yeeb | Tua siab ntev1(Percent of Specified Phab Ntsa Thickness} | |
| Qib B lossis qis dua | Qib X42 lossis siab dua | ||
| <2 7/8 | Tag nrho | +20.- 12.5 Nws | + 15.0.-12.5 |
| > 2 7/8 thiab <20 | Tag nrho | + 15,0,-12.5 | + 15-I2.5 |
| > 20 | Welded | + 17.5.-12.5 | + 19.5.-8.0.0 Nws |
| > 20 | Seamless | + 15.0.-12.5 | + 17.5-10.0 Nws |
Yog tias qhov kev zam tsis zoo me dua li cov npe teev tseg los ntawm tus neeg yuav khoom, qhov kev zam zoo yuav tsum tau nce ntxiv rau qhov siv tau tag nrho cov kev kam rau siab nyob rau hauv feem pua tsawg dua phab ntsa thickness tsis kam rau siab.
| Ntau | Tokev ua siab ntev (feem pua) |
| Ib qhov ntev, tshwj xeeb cov yeeb nkab-kawg lossis A25 pipeSingle lengths, lwm yam pipeCarloads.GradeA25,40,000lb(18 144kg) lossis ntau tshaj Carloads, uas tsis yog Qib A25,40.0001b (18 144 kg) lossis ntau dua Carloads, tag nrho cov qib qis dua 40000 lb (18 144 kg) Order khoom.Qib A25.40,000 lb (18 144 kg) lossis ntau dua Cov khoom xaj, uas tsis yog Qib A25,40,000 lb (18 144 kg) lossis ntau dua Cov khoom xaj, txhua qib, tsawg dua 40.000 lb (18 144 kg) | + 10.-5.0 + 10,-35 ib -2.5 -1.75 Nws -15 -3.5 -1.75 Nws
-3.5 |
Nco tseg:
1. Qhov hnyav hnyav siv rau qhov ntsuas qhov hnyav rau cov yeeb nkab threaded-thiab-coupled thiab rau cov tabulated los yog xam qhov hnyav rau cov yeeb nkab kawg.Qhov twg tsis zoo phab ntsa thickness tolerances me dua li cov teev nyob rau hauv cov lus saum toj no tau teev los ntawm tus neeg yuav khoom, qhov ntxiv qhov hnyav rau qhov ntev yuav tsum tau nce mus rau 22.5 feem pua tsawg dua qhov wail thickness tsis kam kam rau ua.
2. Rau cov carloads uas muaj cov yeeb nkab los ntawm ntau tshaj ib qho kev txiav txim, lub carload tolerances yuav tsum tau siv nyob rau hauv ib qho kev txiav txim yam khoom.
3. Lub siab ntev rau cov khoom xaj siv rau tag nrho cov yeeb nkab xa mus rau cov khoom xaj.
Tensile testing ntawm lub cev yeeb nkab-Kev ntsuas tensile yuav tsum tau ua raws li ISO6892 lossis ASTM A370.Longitudinal kuaj yuav tsum tau siv.Ob zaug ib chav ntsuas ntawm cov yeeb nkab nrog tib qhov txias-expansion piv abd
CVN cuam tshuam kev xeem-Kev xeem Charpy yuav tsum tau ua raws li ASTM A370.Ob zaug ib chav ntsuas tsis ntau tshaj 100 qhov ntev ntawm cov yeeb nkab nrog tib qhov txias-expansion piv abd
Hardness Test-Thaum xav tias qhov chaw nyuaj raug kuaj pom los ntawm kev tshuaj xyuas qhov muag, kev ntsuam xyuas qhov tawv yuav tsum tau ua raws li ISO 6506, ISO 6507, ISO 6508 lossis ASTM A 370 siv cov cuab yeej hardness kuaj portable thiab txoj kev ua raws li ASTM A 956, ASTM A 1038 los yog ASTM E 110 feem nyob ntawm txoj kev Siv.
Hydro-static Test-Txhua lub raj yuav tsum raug rau qhov ntsuas hydro-static siab
Bending Test - qhov ntev txaus ntawm cov yeeb nkab yuav tsum sawv ntsug ntawm qhov txias ntawm 90 ° nyob ib ncig ntawm lub cylindrical mandrel.
100% X-ray kuaj rau vuam seam
Kev kuaj ultrasonic
Kev ntsuam xyuas tam sim no
Tus naj npawb txaus ntawm qhov muag pom qhov tsis zoo los muab kev lees paub raws caij nyoog yog qhov tsim nyog.Qhov tsis xws luag yuav raug tshem tawm lossis txiav tawm hauv qhov txwv ntawm qhov yuav tsum tau ua ntawm qhov ntev.Cov yeeb nkab tiav yuav tsum ncaj ncaj.
1. Chaw tsim khoom lub npe lossis cim
2. Tus naj npawb tshwj xeeb (hnub xyoo lossis xav tau)
3. Loj (OD, WT, ntev)
4. Qib (A lossis B)
5. Hom yeeb nkab (F, E, lossis S)
6. Kev ntsuas siab ( seamless steel yeeb nkab nkaus xwb)
7. Kub naj npawb
8. Cov ntaub ntawv ntxiv tau teev tseg hauv daim ntawv xaj yuav khoom.
Bare yeeb nkab lossis Dub / Varnish txheej / Epoxy txheej / 3PE txheej (raws li cov neeg siv khoom xav tau);
6 "thiab hauv qab hauv cov pob khoom nrog ob lub paj rwb slings;
Ob qhov xaus nrog qhov kawg tiv thaiv;
Plain kawg, bevel kawg (2 "thiab saum toj no nrog bevel xaus, degree: 30 ~ 35 °), threaded thiab coupling;
Kos npe.
Peb lub hom phiaj yuav tsum ua kom tiav peb cov neeg siv khoom los ntawm kev muab cov neeg muab khoom kub, tus nqi zoo tshaj thiab zoo tshaj plaws rau Zoo Zoo A53 A106 A333 A335 Stpt42 G3456 St45 DN15 Sch40 LSAW Hfw ERW SSAW Carbon Kub Rolled / Cold Rolled / Cold Drawn Galvanized / Precision / Welded / Seamless Hlau Yeeb Nkab, Yog tias ua tau, xyuas kom koj xa koj cov khoom tsim nyog nrog cov ncauj lus kom ntxaws nrog rau cov qauv / cov khoom thiab ntau npaum li cas koj xav tau.Peb mam li xa peb cov nqi muag khoom loj tshaj plaws rau koj.
Zoo ZooTuam Tshoj Yeeb Nkab thiab Tube, Peb tsuas yog muab cov khoom zoo thiab peb ntseeg tias qhov no yog tib txoj hauv kev kom ua lag luam mus ntxiv.Peb tuaj yeem muab kev pabcuam kev cai ib yam nkaus li Logo, kev cai loj, lossis cov khoom siv thiab lwm yam uas tuaj yeem ua raws li tus neeg yuav tsum tau ua.
API 5L X70 LSAW Steel Yeeb Nkab
API 5L X65 LSAW Steel Yeeb Nkab
LSAW Carbon Steel Yeeb Nkab
LSAW steel yeeb nkab nrog 3PE txheej
DN1400 LARGE DIAMETER LSAW STEEL PIPE
