API5L PSL2 LSAWW STEEL YEES yog qhov kev xaiv zoo heev rau kev thauj cov kua dej thiab roj av dhau mus deb. Hom yeeb nkab no yog paub rau nws cov siab ruaj khov, thiab tiv taus corrosion.Qhov ntau yam ntawm cov roj thiab cov roj kev lag luam uas muaj roj av.making nws ib Kev xaiv zoo heev rau ntau cov ntawv thov.

Cov tshuaj lom neeg muaj pes tsawg leeg ntawm API 5L PSL2 LSAWW Steel Kav yog teev rau tau raws li tau raws li cov qauv uas ua kom cov kav dej 'zoo thiab ua tau zoo. Ntawm no yog cov ncauj lus kom ntxaws tawg ntawm cov tshuaj lom neeg muaj pes tsawg leeg rau API 5L PSL2 LSAWW steel kav hlau nrog ib phab ntsa tuab ntawm}. 984 nti lossis tsawg dua:

Cov tshuaj lom neeg muaj pes tsawg leeg ntawm API 5L PSL2 LSAWW steel kav
Phab Ntsa Thickness ntawm 0. 984 nti los yog tsawg dua (tsawg dua los yog sib npaug nrog 25mm)
Lub ntsiab	Lub cim	Cov ntsiab lus ntau (%)	Hais lus
Pa roj carbon	C	0.24	Rau seamless psl2 kav
Pa roj carbon	C	0.22	Rau Welded PSL2 kav
Tus kws dai txiv manganese	Mn	1.4	Txawv los ntawm qib steel
Phosphorus	P	0.025	Rau PSL2 PIPES
Leej mos	S	0.015	Rau PSL2 PIPES
Thee lub hau	V	Saib sib txuas ua ke	Nb + v tsawg dua lossis sib npaug rau 0. 06% tshwj tsis yog muaj kev pom zoo
Niobium	Nb	Saib sib txuas ua ke	Nb + v + tsawg dua lossis sib npaug rau 0. 15%
Titanium	Ti	Saib sib txuas ua ke	Nb + v + tsawg dua lossis sib npaug rau 0. 15%
Tooj liab	CU	0.35	Tuaj yeem raug txo kom 0. 10% yog tias pom zoo
Tus menyuam yaus	Ni	0.3	-
Yeebsab	Cr	0.3	-
Molybdenum	Mo	0.15	-
Boron	B	Tsawg dua los yog sib npaug rau 0. 001	Tsis txhob txhob txwm ntxiv
Tooj dawb	Al	0.06	Al mus rau n piv ntau dua lossis sib npaug rau 2: 1 tshwj tsis yog tentanium-tua lossis titanium-kho
Nitrogen	N	0.012	-

Thov nco ntsoov tias cov tshuaj lom neeg muaj kev txwv yog qhov tseem ceeb rau kev tswj cov khoom xav tau thiab corrosion steel kav, tshwj xeeb rau cov roj thiab cov roj kev lag luam.

Qhov kom zoo dua ntawm kev ua cov yeeb nkab-kab:

Api5l psl2 lsaw steel yeeb nkab siv tau siv ntau yam lag luam, roj av los ua kom paub tseeb tias nws ua tau raws li cov qauv tsim nyog Cov. Cov yeeb nkab no yog tsim los tiv thaiv kom siab txoj kev siab thiab muab cov txhais tau tias kev thauj khoom ntawm cov kua thiab roj av dhau mus deb.

1.Durability.Cov yeeb nkab no yog tsim los worderatures huab, thiab theem siab, uas ua rau nws muaj kev ntseeg siab thiab ntev-ntev rau ntau yam kev lag luam.

2.Qhov tsis kam rau kev hais tawm.Cov yeeb nkab no yog paub txog nws lub siab tiv taus tawg, uas ua rau nws xaiv qhov uas muaj kev nyab xeeb yog qhov tseem ceeb tshaj plaws. Cov yeeb nkab lub peev xwm tiv nrog kev hloov pauv sai thiab tsis npaj txhij txog hauv siab tuaj yeem pab tiv thaiv kev sib raug zoo thiab txo qis kev pheej hmoo rau cov neeg ua haujlwm.

3.lub taub.Cov yeeb nkab loj loj ua rau nws xaiv tau zoo rau kev thauj cov roj lossis roj ntau dhau mus deb. Qhov no tuaj yeem pab txo cov nqi thauj thiab txhim kho kev ua haujlwm ntau dua hauv kev lag luam ntau.

Zuag qhia tag nrho, tus api5l psl2 lsaw steel yeeb nkab yog cov khoom lag luam zoo tshaj uas muaj ntau cov txiaj ntsig rau kev lag luam ntau yam. Nws cov kev tsim kho zoo, durability, thiab kev tawm tsam mus rau dhuav tshem tawm ua nws txoj kev ntseeg siab thiab muaj kev nyab xeeb rau cov ntawv thov.

Cov kev xaiv nto rau API 5L PSL2 LSAW Kav suav nrog cov hauv qab no:

1. Bare.Qhov no yog hais txog qhov tsis tau kho cov yeeb ntawm cov yeeb nkab, uas yog lub xeev yooj yim ua ntej muaj kev kho sab nraud ntxiv.

2. Daim duab dub.Kev tiv thaiv txheej ntawm cov xim dub tau thov rau saum npoo ntawm cov yeeb nkab rau kev tiv thaiv corrosion.

3. Vateished.Ib qho varnish txheej yog siv los tiv thaiv cov yeeb nkab ntawm kev xeb thiab txhawm rau txhim kho nws cov kav ntev.

4. Galvanized.Qhov no suav nrog coating cov yeeb nkab steel nrog ib txheej ntawm zinc los tiv thaiv nws ntawm kev xeb thiab xeb. Nws tuaj yeem ua tau dhau los ntawm kub-dip galvanizing, qhov twg cov yeeb nkab yog raus hauv Molten Zinc los ua ib qho zinc-hlau alloy tiv thaiv txheej.

5. Anti-corrosion txheej.Qhov no suav nrog ntau hom txheej txheej xws li epoxy, polyethylene, thiab corrosion thiab corrosion ntawm cov yeeb nkab steel, yog li prolonging nws lub neej pabcuam.

6. Cov roj.Cov kav dej yuav raug kho nrog txheej txheej ntawm cov roj los tiv thaiv cov nplaim thiab tiv thaiv xeb thaum lub sijhawm khaws khoom thiab kev thauj mus los.

7. Electro-galvanized.Qhov no yog txheej txheem qhov twg zinc txheej yog thov rau cov yeeb nkab saum npoo ntawm electrolysis.

8. Kev Tiv Thaiv Txheej Txheem.Qhov no tuaj yeem suav nrog cov khaubncaws sab nraud ntxiv lossis cov txheej txheem tshaj li cov txheej txheem tiv thaiv corrosion, tsim los muab kev tiv thaiv ntxiv hauv ib puag ncig ib puag ncig.

Cov kev kho hauv cov npoo npoo av kom ntseeg tau tias API 5L PSL2 LSAW cov kav dej uas lawv tau pom ntau dua, xws li cov kev mob siab, muaj qhov sib luag, thiab thaj chaw ntxhib. Cov kev kho mob tseem ua rau muaj kev txom nyem thiab kev ntseeg tau ntawm cov kav dej, ua rau lawv xaiv qhov kev xaiv ntawm kev lag luam thiab kev lag luam hluav taws xob.

api5l sawl steel pipe