I-Spiral Welded Carbon Steel Big Diameter SSAW Steel Pipes

Inkcazo emfutshane:

Amagama angundoqo:Umbhobho weNsimbi we-SSAW, Umbhobho weNsimbi oWeldiweyo ojikelezayo, Umbhobho weNsimbi we-HSAW, Umbhobho weCasing, Umbhobho wokufaka iiPili
Ubungakanani:I-OD: 8 Inch – 120 Inch, DN200mm – DN3000mm.
Ubukhulu bodonga:3.2mm-40mm.
Ubude:I-Single Random, i-Double Random kunye nobude obulungiselelwe wena ukuya kuthi ga kwiimitha ezingama-48.
Isiphelo:Isiphelo Esicacileyo, Isiphelo Esinezithende.
Ukwaleka/Ukupeyinta:Ukupenda Okumnyama, Ukwaleka kwe-3LPE, Ukwaleka kwe-Epoxy, Ukwaleka kwe-Coal Tar Enamel (CTE), Ukwaleka kwe-Fusion-Bonded Epoxy, Ukwaleka kweConcrete Weight, Ukwaleka kwe-Hot-Dip Galvanization njl.njl.…
Imigangatho yemibhobho:API 5L, EN10219, ASTM A252, ASTM A53, AS/NZS 1163, DIN, JIS, EN, GB etc...
Umgangatho wokugquma:I-DIN 30670, i-AWWA C213, i-ISO 21809-1: 2018 njl.…
Ukuhanjiswa:Kwiintsuku ezili-15-30 kuxhomekeke kubungakanani beodolo yakho, Izinto eziqhelekileyo ezifumanekayo kwisitokhwe.


Iinkcukacha zeMveliso

Iithegi zeMveliso

Ingcaciso yeMveliso

Iipayipi zentsimbi ezijikelezayo, ezaziwa ngokuba ziipayipi ze-helical submerged arc-welded (HSAW), luhlobo lombhobho wentsimbi olubonakaliswa yinkqubo yazo yokuvelisa eyahlukileyo kunye neempawu zesakhiwo. Ezi payipi zisetyenziswa kakhulu kumashishini ahlukeneyo ngenxa yamandla azo, ukuqina kwazo, kunye nokuzivumelanisa nezimo. Nantsi inkcazo eneenkcukacha zeepayipi zentsimbi ezijikelezayo:

Inkqubo yoMveliso:Imibhobho yentsimbi ejikelezayo iveliswa ngenkqubo eyahlukileyo equka ukusetyenziswa kwe-coil ye-steel strip. I-strip iyavuleka ize yenziwe ibe yi-spiral shape, emva koko idityaniswe kusetyenziswa indlela ye-inferior arc welding (SAW). Le nkqubo iphumela kumthungo oqhubekayo, ojikelezayo kubude bombhobho.

Uyilo lweZakhiwo:Umthungo ojikelezayo weepayipi zentsimbi ezijikelezayo unika amandla angaphakathi, nto leyo eyenza zilungele ukumelana nemithwalo ephezulu kunye noxinzelelo. Olu yilo luqinisekisa ukusasazwa okufanayo koxinzelelo kwaye luphucula amandla ombhobho okumelana nokugoba kunye nokuguquka.

Uluhlu Lobukhulu:Iipayipi zentsimbi ezijikelezayo ziza ngobubanzi obuhlukeneyo (ukuya kuthi ga kwi-120 intshi) kunye nobukhulu, okuvumela ukuguquguquka kwizicelo ezahlukeneyo. Zifumaneka ngokubanzi ngobubanzi obukhulu xa kuthelekiswa nezinye iintlobo zeepayipi.

Izicelo:Iipayipi zentsimbi ezijikelezayo zisetyenziswa kumashishini ahlukeneyo afana neoyile negesi, unikezelo lwamanzi, ulwakhiwo, ezolimo, kunye nophuhliso lweziseko. Zifanelekile zombini ukusetyenziswa ngaphezulu komhlaba kunye nangaphantsi komhlaba.

Ukumelana nokugqwala:Ukuphucula ubomi obude, imibhobho yentsimbi ejikelezayo idla ngokusetyenziswa unyango lokulwa nokugqwala. Oku kungabandakanya ukugqunywa kwangaphakathi nangaphandle, okufana ne-epoxy, i-polyethylene, kunye ne-zinc, ezikhusela imibhobho kwizinto ezingqongileyo kunye nezinto ezirhabaxa.

Iingenelo:Iipayipi zentsimbi ezijikelezayo zibonelela ngeenzuzo ezahlukeneyo, kuquka umthamo ophezulu wokuthwala umthwalo, ukusebenza kakuhle kweendleko kwiipayipi ezinkulu, ukulula kokufakelwa, kunye nokumelana nokuguquka. Uyilo lwazo olujikelezayo lukwanceda ekutsaleni amanzi ngendlela efanelekileyo.

I-LongitudinalVSI-Spiral:Iipayipi zentsimbi ezijikelezayo zahlukile kwiipayipi ezidibeneyo ezinde ngokwenkqubo yazo yokwenziwa. Ngelixa iipayipi ezinde zenziwe kwaye zidibeneyo kubude bombhobho, iipayipi ezijikelezayo zine-helical seam eyenziwe ngexesha lokwenziwa.

Ulawulo lwemeko:Iinkqubo zokuvelisa nokulawula umgangatho zibalulekile ekuveliseni imibhobho yentsimbi ejikelezayo ethembekileyo. Iiparameter zokuwelda, ijiyometri yemibhobho, kunye neendlela zokuvavanya zijongwa ngononophelo ukuqinisekisa ukuthotyelwa kwemigangatho kunye neenkcukacha zoshishino.

Imigangatho kunye neenkcukacha:Iipayipi zentsimbi ezijikelezayo zenziwa ngokuhambelana nemigangatho yamazwe ngamazwe neyeshishini efana ne-API 5L, ASTM, EN, kunye neminye. Le migangatho ichaza iipropati zezinto, iindlela zokuvelisa, kunye neemfuno zovavanyo.

Ngamafutshane, iipayipi zentsimbi ezijikelezayo zisisombululo esiguquguqukayo nesihlala ixesha elide kumashishini ahlukeneyo. Inkqubo yazo yokuvelisa eyahlukileyo, amandla angaphakathi, kunye nokufumaneka kwazo ngobukhulu obahlukeneyo kunegalelo ekusetyenzisweni kwazo ngokubanzi kwiziseko zophuhliso, uthutho, amandla, ulwakhiwo lwezibuko nokunye. Ukukhetha ngokufanelekileyo, ulawulo lomgangatho, kunye namanyathelo okukhusela umhlwa kudlala indima ebalulekileyo ekuqinisekiseni ukusebenza kwexesha elide kweepayipi zentsimbi ezijikelezayo.

Iinkcukacha

I-API 5L: GR.B, X42, X46, X52, X56, X60, X65, X70, X80
I-ASTM A252: GR.1, GR.2, GR.3
EN 10219-1: S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H
EN10210: S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H
I-ASTM A53/A53M: GR.A, GR.B
EN 10217: P195TR1, P195TR2, P235TR1, P235TR2, P265TR1, P265TR2
DIN 2458: St37.0, St44.0, St52.0
I-AS/NZS 1163: Ibanga C250, Ibanga C350, Ibanga C450
GB/T 9711: L175, L210, L245, L290, L320, L360, L390, L415, L450, L485
I-ASTMA671: CA55/CB70/CC65, CB60/CB65/CB70/CC60/CC70, CD70/CE55/CE65/CF65/CF70, CF66/CF71/CF72/CF73, CG100/CH100/CI100/CJ100
Ububanzi(mm) Ubukhulu bodonga (mm)
6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
219.1
273
323.9
325
355.6
377
406.4
426
457
478
508
529
630
711
720
813
820
920
1020
1220
1420
1620
1820
2020
2220
2500
2540
3000

Ukunyamezela Ububanzi Bangaphandle kunye Nobukhulu Bodonga

Umgangatho Ukunyamezelana koMzimba wePipe Ukunyamezelana kwePipe End Ukunyamezela Ubukhulu Bodonga
Ububanzi obungaphandle Ukunyamezelana Ububanzi obungaphandle Ukunyamezelana
GB/T3091 OD≤48.3mm ≤±0.5 OD≤48.3mm - ≤±10%
48.3 ≤±1.0% 48.3 -
273.1 ≤±0.75% 273.1 -0.8~+2.4
OD>508mm ≤±1.0% OD>508mm -0.8~+3.2
GB/T9711.1 OD≤48.3mm -0.79~+0.41 - - OD≤73 -12.5%~+20%
60.3 ≤±0.75% OD≤273.1mm -0.4~+1.59 88.9≤OD≤457 -12.5%~+15%
508 ≤±1.0% OD≥323.9 -0.79~+2.38 OD≥508 -10.0%~+17.5%
OD>941mm ≤±1.0% - - - -
GB/T9711.2 60 ±0.75%D~±3mm 60 ±0.5%D~±1.6mm 4mm ±12.5%T~±15.0%T
610 ±0.5%D~±4mm 610 ±0.5%D~±1.6mm Ubunzima ≥25mm -3.00mm~+3.75mm
OD>1430mm - OD>1430mm - - -10.0%~+17.5%
SY/T5037 OD<508mm ≤±0.75% OD<508mm ≤±0.75% OD<508mm ≤±12.5%
OD≥508mm ≤±1.00% OD≥508mm ≤±0.50% OD≥508mm ≤±10.0%
I-API 5L PSL1/PSL2 OD<60.3 -0.8mm~+0.4mm OD≤168.3 -0.4mm~+1.6mm Ubungakanani≤5.0 ≤±0.5
60.3≤OD≤168.3 ≤±0.75% 168.3 ≤±1.6mm 5.0 ≤±0.1T
168.3 ≤±0.75% 610 ≤±1.6mm T≥15.0 ≤±1.5
610 ≤±4.0mm OD>1422 - - -
OD>1422 - - - - -
I-API 5CT OD<114.3 ≤±0.79mm OD<114.3 ≤±0.79mm ≤-12.5%
OD≥114.3 -0.5%~1.0% OD≥114.3 -0.5%~1.0% ≤-12.5%
I-ASTM A53 ≤±1.0% ≤±1.0% ≤-12.5%
I-ASTM A252 ≤±1.0% ≤±1.0% ≤-12.5%

DN

mm

NB

Intshi

OD

mm

I-SCH40S

mm

I-SCH5S

mm

I-SCH10S

mm

I-SCH10

mm

I-SCH20

mm

I-SCH40

mm

I-SCH60

mm

XS/80S

mm

I-SCH80

mm

I-SCH100

mm

I-SCH120

mm

I-SCH140

mm

I-SCH160

mm

I-SCHXXS

mm

6

1/8”

10.29

1.24

1.73

2.41

8

1/4”

13.72

1.65

2.24

3.02

10

3/8”

17.15

1.65

2.31

3.20

15

1/2”

21.34

2.77

1.65

2.11

2.77

3.73

3.73

4.78

7.47

20

3/4”

26.67

2.87

1.65

2.11

2.87

3.91

3.91

5.56

7.82

25

1”

33.40

3.38

1.65

2.77

3.38

4.55

4.55

6.35

9.09

32

1 1/4”

42.16

3.56

1.65

2.77

3.56

4.85

4.85

6.35

9.70

40

1 1/2”

48.26

3.68

1.65

2.77

3.68

5.08

5.08

7.14

10.15

50

2”

60.33

3.91

1.65

2.77

3.91

5.54

5.54

9.74

11.07

65

2 1/2”

73.03

5.16

2.11

3.05

5.16

7.01

7.01

9.53

14.02

80

3”

88.90

5.49

2.11

3.05

5.49

7.62

7.62

11.13

15.24

90

3 1/2”

101.60

5.74

2.11

3.05

5.74

8.08

8.08

100

4”

114.30

6.02

2.11

3.05

6.02

8.56

8.56

11.12

13.49

17.12

125

5”

141.30

6.55

2.77

3.40

6.55

9.53

9.53

12.70

15.88

19.05

150

6”

168.27

7.11

2.77

3.40

7.11

10.97

10.97

14.27

18.26

21.95

200

8”

219.08

8.18

2.77

3.76

6.35

8.18

10.31

12.70

12.70

15.09

19.26

20.62

23.01

22.23

250

10”

273.05

9.27

3.40

4.19

6.35

9.27

12.70

12.70

15.09

19.26

21.44

25.40

28.58

25.40

300

12”

323.85

9.53

3.96

4.57

6.35

10.31

14.27

12.70

17.48

21.44

25.40

28.58

33.32

25.40

350

14”

355.60

9.53

3.96

4.78

6.35

7.92

11.13

15.09

12.70

19.05

23.83

27.79

31.75

35.71

400

16”

406.40

9.53

4.19

4.78

6.35

7.92

12.70

16.66

12.70

21.44

26.19

30.96

36.53

40.49

450

18”

457.20

9.53

4.19

4.78

6.35

7.92

14.27

19.05

12.70

23.83

29.36

34.93

39.67

45.24

500

20”

508.00

9.53

4.78

5.54

6.35

9.53

15.09

20.62

12.70

26.19

32.54

38.10

44.45

50.01

550

22”

558.80

9.53

4.78

5.54

6.35

9.53

22.23

12.70

28.58

34.93

41.28

47.63

53.98

600

24”

609.60

9.53

5.54

6.35

6.35

9.53

17.48

24.61

12.70

30.96

38.89

46.02

52.37

59.54

650

26”

660.40

9.53

7.92

12.70

12.70

700

28”

711.20

9.53

7.92

12.70

12.70

750

30”

762.00

9.53

6.35

7.92

7.92

12.70

12.70

800

32”

812.80

9.53

7.92

12.70

17.48

12.70

850

34”

863.60

9.53

7.92

12.70

17.48

12.70

900

36”

914.40

9.53

7.92

12.70

19.05

12.70

I-DN 1000mm nangaphezulu Ububanzi bodonga lombhobho Ubude obuphezulu yi-25mm

Imigangatho kunye neBanga

Umgangatho

Amanqanaba eNsimbi

I-API 5L: Inkcazo yePipe yoMgca

GR.B, X42, X46, X52, X56, X60, X65, X70, X80

I-ASTM A252: Inkcazo esemgangathweni yeePile zeMbhobho zeNsimbi eziWelded nezingenamthungo

GR.1, GR.2, GR.3

I-EN 10219-1: Amacandelo angaphakathi adibeneyo afakwe kwisakhiwo esibandayo seentsimbi ezingezizo i-alloy kunye neentsimbi ezincinci

S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H

I-EN10210: Amacandelo ashushu agqityiweyo olwakhiwo olungenanto yokuxuba kunye neentsimbi zengqolowa ezintle

S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H

I-ASTM A53/A53M: Ipayipi, Intsimbi, Imnyama kwaye Itshisiwe, Igqunywe ngeZinc, Idityanisiwe kwaye Ayinamthungo

GR.A, GR.B

EN 10217: Iityhubhu zentsimbi ezidityanisiweyo ngeenjongo zoxinzelelo

P195TR1, P195TR2, P235TR1, P235TR2, P265TR1,

P265TR2

I-DIN 2458: Iipayipi zentsimbi edibeneyo kunye neetyhubhu

I-St37.0, I-St44.0, I-St52.0

I-AS/NZS 1163: Umgangatho wase-Australia/waseNew Zealand weeCandelo zeNsimbi eziMgobo ezenziwe ngeNsimbi

Ibanga C250 , Ibanga C350 , Ibanga C450

GB/T 9711: Amashishini ePetroleum neGesi yendalo - Umbhobho weNtsimbi weeMibhobho

L175, L210, L245, L290, L320 , L360, L390 , L415, L450 , L485

AWWA C200: Umbhobho Wamanzi Wentsimbi 6 Iintshi (150 mm) kwaye Mkhulu

Intsimbi yeCarbon

Inkqubo yoMveliso

umfanekiso1

Ulawulo lwemeko

● Ukujonga Izinto Ezingasetyenzwanga
● Uhlalutyo lweeKhemikhali
● Uvavanyo lweMishini
● Ukuhlolwa koMbono
● Ukujonga Ubungakanani
● Uvavanyo lokugoba
● Uvavanyo lweMpembelelo
● Uvavanyo lokuGqobhoka phakathi kweegranular
● Uvavanyo Olungonakalisiyo (UT, MT, PT)

● Isiqinisekiso seNkqubo yokuWelda
● Uhlalutyo lweMicrstructure
● Uvavanyo lokuGqiba nokuQoqa
● Uvavanyo loBulukhuni
● Uvavanyo loxinzelelo
● Uvavanyo lweMetallography
● Uvavanyo lokuGqobhoka
● Uvavanyo lwangoku luka-Eddy
● Ukuhlolwa kokupeyinta kunye nokugquma
● Uhlolo lwamaxwebhu

Ukusetyenziswa kunye neSicelo

Iipayipi zentsimbi ezijikelezayo zisetyenziswa ngeendlela ezahlukeneyo kwaye zisetyenziswa kakhulu kumashishini ahlukeneyo ngenxa yeempawu zazo ezikhethekileyo kunye neenzuzo. Zenziwa ngokuhlanganisa imicu yentsimbi kunye nge-helical ukuze kwenziwe umbhobho onomthungo ojikelezayo oqhubekayo. Nazi ezinye zeendlela eziqhelekileyo zokusetyenziswa kweepayipi zentsimbi ezijikelezayo:

● Uthutho Oluhamba Ngolwelo: Le mibhobho ihambisa amanzi, ioyile kunye negesi ngokufanelekileyo kumgama omde kwimibhobho ngenxa yokwakheka kwayo okungenamthungo kunye namandla aphezulu.
● Ioyile negesi: Zibalulekile kumashishini eoyile negesi, zithutha ioyile ekrwada, igesi yendalo, kunye neemveliso ezicociweyo, zibonelela ngeemfuno zophando nokusasazwa.
● Ukuqokelela: Iimfumba zesiseko kwiiprojekthi zokwakha zixhasa imithwalo enzima kwizakhiwo ezifana nezakhiwo kunye neebhulorho.
● Ukusetyenziswa kwesakhiwo: Zisetyenziswa kwizakhelo zokwakha, iintsika, kunye nezixhaso, ukuqina kwazo kuncedisa ekuzinzeni kwesakhiwo.
● Ii-Culverts kunye ne-Drainage: Ezisetyenziswa kwiinkqubo zamanzi, ukumelana nokugqwala kwazo kunye nengaphakathi elithambileyo zithintela ukuvaleka kwaye ziphucula ukuhamba kwamanzi.
● Ukufakelwa kweeMibhobho zeMechanical: Kwimveliso nakwizolimo, ezi payipi zibonelela ngezisombululo ezingabizi kakhulu neziqinileyo zezixhobo.
● Ulwandle nolwandle: Kwiimeko ezinzima, zisetyenziswa kwimibhobho engaphantsi kwamanzi, kumaqonga olwandle, nakwizakhiwo zeenqanawa.
● Ukwemba: Zithwala izinto kunye nodaka kwimisebenzi yokwemba enzima ngenxa yokwakhiwa kwazo okuqinileyo.
● Ubonelelo lwaManzi: Lulungele imibhobho emikhulu kwiinkqubo zamanzi, luthutha ngokufanelekileyo umthamo wamanzi obalulekileyo.
● Iinkqubo zeGeothermal: Zisetyenziswa kwiiprojekthi zamandla e-geothermal, zisingatha ukudluliselwa kolwelo olumelana nobushushu phakathi kwamachibi kunye nezityalo zamandla.

Indlela eziguquguqukayo ngayo iipayipi zentsimbi ezijikelezayo, xa zidibene namandla azo, ukuqina kwazo, kunye nokuguquguquka kwazo, zizenza zibe yinxalenye ebalulekileyo kumashishini amaninzi kunye nezicelo zazo.

Ukupakisha kunye nokuthumela

Ukupakisha:
Inkqubo yokupakisha imibhobho yentsimbi ejikelezayo ibandakanya amanyathelo aliqela abalulekileyo ukuqinisekisa ukuba imibhobho ikhuselekile ngokwaneleyo ngexesha lokuthuthwa nokugcinwa kwayo:
● Ukubopha iipayipi: Iipayipi zentsimbi ezijikelezayo zihlala zibophana kusetyenziswa iintambo, iintambo zentsimbi, okanye ezinye iindlela zokubopha ezikhuselekileyo. Ukubopha kuthintela iipayipi nganye ukuba zingashukumi okanye zitshintshe ngaphakathi kwiphakheji.
● Ukhuseleko Lwesiphelo Semibhobho: Izigqubuthelo zeplastiki okanye izigqubuthelo zokukhusela zibekwe kuzo zombini iziphelo zemibhobho ukuthintela umonakalo kwiziphelo zemibhobho kunye nomphezulu wangaphakathi.
● Ukuthintela ukungenwa kwamanzi: Imibhobho isongwa ngezinto ezingangeni manzi, ezifana neeplastiki okanye ukusonga, ukuze ikhuseleke kumswakama ngexesha lokuthuthwa, ingakumbi xa kuthuthwa ngaphandle okanye elwandle.
● Ukugquma: Izinto ezongezelelweyo zokugquma, ezifana nezinto zokufaka igwebu okanye izinto zokugquma, zingongezwa phakathi kwemibhobho okanye kwiindawo ezibuthathaka ukuze zikwazi ukufunxa ukungcangcazela kunye nokungcangcazela.
● Ukubhala iilebheli: Iphakheji nganye ibhalwe ulwazi olubalulekileyo, kuquka iinkcukacha zombhobho, ubukhulu, ubungakanani, kunye nendawo ekuyiwa kuyo. Oku kunceda ekuchongeni nasekuphatheni lula.

Ukuhambisa ngenqanawe:
● Ukuthunyelwa kwemibhobho yentsimbi ejikelezayo kufuna ucwangciso olucokisekileyo ukuqinisekisa ukuthuthwa okukhuselekileyo nokufanelekileyo:
● Indlela Yothutho: Ukukhetha indlela yothutho (endleleni, kuloliwe, elwandle, okanye emoyeni) kuxhomekeke kwizinto ezifana nomgama, ukungxamiseka, kunye nokufikeleleka kwindawo oya kuyo.
● Ukufakwa kwiikhonteyina: Iipayipi zinokufakwa kwiikhonteyina eziqhelekileyo zokuthumela okanye kwiikhonteyina ezikhethekileyo ezibekwe ecaleni. Ukufakwa kwiikhonteyina kukhusela iipayipi kwizinto zangaphandle kwaye kubonelela ngendawo elawulwayo.
● Ukukhusela: Iipayipi ziqiniswa ngaphakathi kwezikhongozeli kusetyenziswa iindlela ezifanelekileyo zokubopha, ezinje ngokuziqinisa, ukuzivala, kunye nokuzibopha. Oku kuthintela ukuhamba kwaye kunciphisa umngcipheko wokonakala ngexesha lokuhamba.
● Amaxwebhu: Amaxwebhu achanekileyo, kuquka ii-invoyisi, uluhlu lokupakisha, kunye ne-manifest yokuthunyelwa, alungiselelwe iinjongo zokucoca irhafu kunye nokulandelela.
● I-inshorensi: I-inshorensi yempahla idla ngokufunyanwa ukuze ihlawule ilahleko okanye umonakalo onokubakho ngexesha lokuhamba.
● Ukubeka esweni: Kuyo yonke inkqubo yokuthumela, iipayipi zinokulandelwa kusetyenziswa i-GPS kunye neenkqubo zokulandelela ukuqinisekisa ukuba zikwindlela efanelekileyo kunye neshedyuli.
● Ukucocwa kweMithetho: Kunikezelwa amaxwebhu afanelekileyo ukuze kube lula ukucocwa kweMithetho kwizibuko okanye kumda oya kuwo.

Isiphelo:
Ukupakishwa kakuhle kunye nokuthunyelwa kwemibhobho yentsimbi ejikelezayo kubalulekile ukugcina umgangatho kunye nokuthembeka kwemibhobho ngexesha lokuthuthwa. Ukulandela iindlela ezilungileyo zoshishino kuqinisekisa ukuba imibhobho ifika kwindawo yayo ikwimeko efanelekileyo, ilungele ukufakwa okanye ukucutshungulwa ngakumbi.

Iipayipi zeNsimbi zeSSAW (2)