Raws li ib tug kws tshaj lij welded yeeb nkab exporter, GNEE muaj ntau tshaj 16 xyoo ntawm kev paub nyob rau hauv steel yeeb nkab export thiab muaj 12 EFW steel yeeb nkab ntau lawm kab nrog ib xyoos twg cov zis ntawm 50, 000 tons.
SA A691 Qib 91 steel yeeb nkab muaj 9% chromium thiab 1% molybdenum thiab yog tsim los ntawm A387 / A387M Qib 91 steel phaj.
ASTM A691 Gr. 91CR alloy steel yeeb nkab muaj qhov ua haujlwm kub ntawm 1040 - 1112ºF (560 - 600ºC) thiab qhov siab siab ntawm 4000 psi (270 bar).
A691 91CR welded kav uas tsim los ntawm GNEE muab qhov dav dua durometer, ntau dua cov khoom thaiv thiab nthuav lub zog. Cov kav dej welded no muaj ntau qhov ntau thiab tsawg, los ntawm 1/8 "NB txog 36" NB, 1/4" OD txog 36 "OD ntau thiab tsawg. Siv dav hauv kev lag luam roj thiab roj, tshuaj lom neeg kev lag luam thiab kev lag luam fais fab.
High Pressure Steel EFW Gr 91Cr yeeb nkab
Tshuaj muaj pes tsawg leeg ntawm ASTM A691 91CR Welded Pipes
| C | 0.08-0.12 |
| Mn | 0.30-0.60 |
| P | 0.020 |
| S | 0.010 |
| Si | 0.20-0.50 |
| Cr | 8.00-9.50 |
| Mo | 0.85-1.05 |
| V | 0.18-0.25 |
Tensile Requirements ntawm A691 91CRAlloy Steel EFW Pipes
| Qib | Tensile (MPa) | Tawm tswv yim (MPa) | Elong. (50 hli) | Reduc'n ntawm Cheeb Tsam * |
|---|---|---|---|---|
| 91cr ua | 415 - 585 | 205 feeb | 18% min | 40% min |
Sab nraud txoj kab uas hla:457-1422 hli
Phab ntsa Thickness:2-60 hli
Ntev:Ib qho random ntev / Ob chav random ntev
Cov kev pabcuam ntxiv muab los ntawm GNEE
Xaus Bevelling
Txiav rau qhov ntev thov
Sib tsoo lossis tua-Blasting ntawm Sab Nraud Tube Nto
Sab nrauv painting siv ib puag ncig-phooj ywg xim
Kev kuaj Ultrasonic
Impact Resistance Testing ntawm +20 degree rau -60 degree
Hydrostatic Test ntawm qhov siab txog li 130 MPa nyob ntawm cov neeg siv khoom xav tau
Qhov zoo ntawm Kev Xaiv GNEE A691 91Cr Pipes
GNEE raug xa tawm mus rau ntau dua 80 thaj chaw suav nrog Southeast Asia, Middle East, South America, Africa, North America, thiab Europe.
GNEE tuaj yeem muab seamless / ERW / welded / fabricated thiab lwm yam ntau thiab tsawg. Cov duab yog round, square, rectangular, hydraulic thiab lwm yam.
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Cim npe nrov: astm a691 qib 91cr efw steel yeeb nkab, Tuam Tshoj astm a691 qib 91cr efw steel yeeb nkab manufacturers, lwm tus neeg, Hoobkas
