Raws li tus kws tshaj lij boiler steel yeeb nkab xa tawm, GNEE xa tawm 20, 000 tons ntawm boiler steel kav txhua xyoo. Thiab nruj me ntsis lav cov khoom zoo!
A178 welded boiler raj uas tsim los ntawm GNEE yog tsuas yog ua los ntawm carbon steel thiab carbon manganese hlau, thiab yog tsim los ntawm kev tiv thaiv vuam txheej txheem. Lawv muaj lub ntsej muag du, sib npaug ntawm cov khoom siv dag zog, kev ua siab ntev, thiab tsis muaj qhov tsis xws luag xws li tawg, nplai, tawg, xuab zeb qhov muag, delamination, caws pliav, thiab lwm yam.
Thaum xa tuaj, A178 boiler raj tuaj yeem raug kho cua sov sib txawv raws li xav tau. Txhawm rau kom ua tau raws li qhov sib txawv ntawm kev siv ib puag ncig thiab kev xav tau, SA178 cov raj tuaj yeem raug kho rau saum npoo xws li roj immersion, pleev xim, passivation, thiab phosphating.
Cov ntaub ntawv khoom
Tshuaj muaj pes tsawg leeg ntawm ASTM A178 Electric Resistance Welded Pipe
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ASTM A178 Tshuaj muaj pes tsawg leeg |
|||||
|
Qib |
Cov pa roj carbon |
Manganese |
Phosphorus |
Sulfur |
Silicon |
|
ASTM A178 Gr A |
0.06% - 0.18% |
0.27% - 0.63% |
0.035% Max |
0.035% Max |
- |
|
ASTM A178 Gr C |
0.35% Max |
0.80% Max |
0.035% Max |
0.035% Max |
- |
|
ASTM A178 Gr D |
0.27% Max |
1.00% - 1.50% |
0.30% Max |
0.015% Max |
0.10% Min |
Mechanical Properties ntawm ASME SA 178 Boiler Tubes
|
Qib |
Tensile zog |
Yield |
Max Hardness |
|
ASTM A178 Gr A / SA178A Cov Lus Qhia |
ksi: 47 MPa: 325 |
ksi: 26 MPa: 180 |
77 HRB (Rockwell B) |
|
ASTM A178 Gr C / SA178C |
ksi: 60 MPa: 415 |
Ua haujlwm siab: 37MPa: 255 |
79 HRB (Rockwell B) |
|
ASTM A178 Gr D / SA178D Cov Lus Qhia |
ksi: 70 MPa: 485 |
ksi: 40 MPa: 275 |
77 HRB (Rockwell B) |
Cov khoom tso tawm
Welded Tube SA178 Carbon Steel Pipes
Vim li cas thiaj xaiv GNEE
GNEE yog tus kws tshaj lij cov yeeb nkab xa tawm nrog 12 cov kab ntau lawm thiab cov khoom tsim tawm txhua xyoo ntawm 50, 000 tons. Nws tau txais daim ntawv pov thawj ISO9001 thoob ntiaj teb kev tswj hwm kev ua haujlwm zoo.
Tsis tas li ntawd, peb tseem tuaj yeem muab ntau yam kev pabcuam ua haujlwm: txiav, chamfering, xuas nrig ntaus, vuam, dabtsi yog khoov, txiav, pickling.
Peb cov neeg ua haujlwm paub txog ib txwm muaj los tham txog koj cov kev xav tau thiab ua kom cov neeg siv khoom txaus siab tag nrho. Koj cov lus nug yeej ib txwm txais tos!sales@gneetube.com
GNEE Cov neeg siv khoom tuaj xyuas
GNEE Factory Environment
GNEE packaging thiab Shipping
FAQ
Kuv puas tuaj yeem tau txais cov qauv ua ntej xaj?
Tau kawg. Feem ntau peb cov qauv yog dawb. Peb tuaj yeem tsim raws li koj cov qauv lossis cov duab kos duab. Peb tuaj yeem ua cov pwm thiab cov khoom siv.
Lub sijhawm xa khoom yog thaum twg?
Lub sij hawm xa khoom feem ntau yog nyob ib ncig ntawm 15 hnub.
Yog tias muaj Tshuag, peb tuaj yeem xa khoom hauv 2 hnub.
Cim npe nrov: asme sa178 welded steel boiler raj, Tuam Tshoj asme sa178 welded steel boiler raj manufacturers, lwm tus neeg, Hoobkas
