ASTM A53 SSAW steel yeeb nkab

ASTM A53 SSAW steel yeeb nkab
Nqe lus piav qhia:Spiral submerged arc welded steel yeeb nkab, HSAW STEEL PIPE, SAWH STEEL PIPE
Txheem:ASTM A53
Qib:GR.A, GRB, GR.C

Chemical Elements Cov ntsiab lus:

- Cov pa roj carbon (C): Qhov no yog qhov tseem ceeb tshaj plaws hauv cov yeeb nkab vim nws txiav txim siab nws lub zog thiab hardness. ASTM A53 SSAW yeeb nkab muaj cov ntsiab lus siab tshaj plaws ntawm 0.25%.

- Manganese (Mn): Qhov no yog lwm lub ntsiab lus tseem ceeb uas txhim kho lub zog ntawm cov yeeb nkab. ASTM A53 SSAW yeeb nkab muaj qhov siab tshaj plaws manganese cov ntsiab lus ntawm 0.95%.

- Phosphorus (P): Cov khoom no txhim kho lub machinability ntawm cov yeeb nkab. ASTM A53 SSAW yeeb nkab muaj qhov siab tshaj plaws phosphorus cov ntsiab lus ntawm 0.05%.

- Sulfur (S): Cov khoom no txhim kho lub machinability ntawm cov yeeb nkab tab sis kuj txo nws cov ductility. ASTM A53 SSAW yeeb nkab muaj cov ntsiab lus sulfur siab tshaj plaws ntawm 0.045%.

- Silicon (Si): Cov khoom siv no txhim kho lub zog thiab kev ua haujlwm ntawm cov yeeb nkab. ASTM A53 SSAW yeeb nkab muaj qhov siab tshaj plaws silicon ntsiab lus ntawm 0.40%.

Txheej txheem txheej txheem:

1. Raw khoom npaj: Cov khoom siv raw rau ASTM A53 SSAW yeeb nkab feem ntau suav nrog steel coils lossis strips. Cov coils lossis strips yog thawj zaug tshuaj xyuas kom zoo thiab tom qab ntawd xa mus rau kev ua haujlwm ntxiv.

2. Ntug milling: Cov npoo ntawm cov hlau coils lossis strips yog milled kom tshem tawm cov burrs lossis qhov tsis sib xws uas yuav cuam tshuam rau cov txheej txheem vuam.

3. Pre-bending: Cov hlau coils los yog strips yog ces muab los ntawm lub tshuab uas pre-bending lawv mus rau hauv lub voj voog ua ntej lawv welded.

4. Welding: Lub pre-bent steel coils los yog strips yog welded ua ke siv ib tug kauv vuam txheej txheem. Cov txheej txheem no yog automated heev thiab tsim ib tug zoo weld.

5. Kev kho tom qab vuam: tom qab ntawd cov vuam yuav raug tshuaj xyuas kom zoo thiab kho qhov tsis xws luag. Cov yeeb nkab yog txiav mus rau qhov ntev ntev thiab qhov xaus yog beveled los yog threaded raws li xav tau.

6. Kev kho deg: Qhov saum npoo ntawm cov yeeb nkab yog ntxuav, tua blasted, thiab coated nrog ib txheej ntawm cov khoom siv los tiv thaiv corrosion.

7. Kev Tswj Xyuas Zoo: Cov yeeb nkab tiav ASTM A53 SSAW raug tshuaj xyuas kom zoo raws li ASTM cov qauv thiab cov neeg siv khoom.

Qhov zoo:

1. High Strength thiab Durability: ASTM A53 SSAW yeeb nkab muaj lub zog tensile siab thiab yog tsim los ntawm cov ntaub ntawv zoo, uas ua rau nws muaj zog, ruaj khov, thiab muaj peev xwm tiv taus kev siv siab.

2. Corrosion Resistance: Hom yeeb nkab no tiv taus corrosion thiab tuaj yeem tiv taus ib puag ncig hnyav ua rau nws zoo tagnrho rau siv hauv marine ib puag ncig lossis tshuaj ua cov nroj tsuag.

3. Tus nqi-zoo: ASTM A53 SSAW yeeb nkab yog tus nqi tsim nyog thiab muaj tus nqi kho qis dua piv rau lwm hom kav dej.

4. Versatility: Nws yog tsim rau ntau yam kev siv xws li kev thauj mus los ntawm cov roj, roj, thiab dej, kev tsim kho, thiab lwm yam kev siv hauv kev lag luam.

5. Yooj yim rau nruab: SSAW yeeb nkab yog ib qho yooj yim rau nruab thiab yuav tsum tau siv zog tsawg, lub sij hawm, thiab cov peev txheej piv rau lwm hom kav dej.

6. Muaj nyob rau hauv ntau qhov sib txawv thiab ntev: Nrog ntau txoj kab uas hla thiab qhov ntev ntawm kev xaiv, kev tsim kho lossis kev lag luam muaj peev xwm xaiv qhov loj thiab ntev kom haum rau lawv cov kev xav tau.
Daim ntawv thov:

1. Cov kav dej: ASTM A53 SSAW cov kav dej feem ntau siv hauv cov kav dej vim lawv cov txiaj ntsig zoo hauv kev thauj cov dej ntau.

2. Cov kav dej roj thiab roj: Lub zog zoo dua thiab ua haujlwm ntev ntawm ASTM A53 SSAW cov kav dej ua rau lawv zoo tagnrho rau kev siv roj thiab cov kav dej.

3. Kev them nyiaj yug tus qauv: ASTM A53 SSAW cov kav dej yog tsim nyog rau kev siv hauv kev tsim kho thiab kev txhawb nqa cov ntawv thov vim lawv lub zog thiab ruaj khov.

4. Cov kav dej phwj tuaj: ASTM A53 SSAW cov kav dej feem ntau siv rau hauv cov kav dej phwj vim lawv muaj peev xwm tiv taus qhov hnyav thiab cov khoom siv corrosive.

5. Cov ntawv thov kev lag luam: ASTM A53 SSAW kav yog siv rau ntau yam kev siv hauv kev lag luam, suav nrog cov tshuab thiab kev tsim khoom, vim lawv cov khoom siv zoo thiab kev ntseeg siab.