"Sincerity, Innovation, Rigorousness, and Efficiency" tej zaum yuav yog qhov kev xav tsis tu ncua ntawm peb lub koom haum rau lub sijhawm ntev los tsim kev koom tes nrog cov neeg siv khoom rau kev sib koom ua ke thiab kev sib koom ua ke rau Kev Lag Luam Ua Lag Luam rau 219-2020 mm Loj Loj Kauv Welded Dub Carbon Steel Pipe SSAW, Peb cia siab tias yuav tsim kom muaj kev sib raug zoo nrog koj nyob rau yav tom ntej.Peb yuav qhia rau koj paub txog peb txoj kev vam meej thiab tos ntsoov yuav tsim kom muaj kev sib raug zoo ua lag luam nrog koj.
"Sincerity, Innovation, Rigorousness, and Efficiency" tej zaum yuav yog qhov kev xav tsis tu ncua ntawm peb lub koom haum rau lub sijhawm ntev los tsim kev koom tes nrog cov neeg siv khoom kom muaj kev sib raug zoo thiab kev sib nrig sib pab rauTuam Tshoj Carbon Welded Steel Yeeb Nkab thiab Mild Steel SSAW Yeeb Nkab, Txhawm rau kom ua tus thawj coj hauv peb txoj kev lag luam, peb yeej tsis tso tseg qhov kev txwv tsis pub dhau txhua yam los tsim cov kev daws teeb meem zoo tshaj plaws.Nyob rau hauv nws txoj kev, Peb tuaj yeem txhawb peb txoj kev ua neej nyob thiab txhawb kev nyob ib puag ncig zoo dua rau cov zej zog thoob ntiaj teb.
Los ntawm fusion welded txheej txheem.
Chaw tsim khoom:Carbon SSAW Steel Yeeb Nkab.
Loj:OD: 219 ~ 2500mm WT: 6 ~ 30mm.
Qib:Gr1, Gr2, Gr3.
Ntev:6M lossis ntev raws li qhov xav tau.
Xaus:Plain End, Beveled End.
Cov hlau yuav tsum tsis pub tshaj 0.050% phosphorous.
| Tensile Requirements | |||
| Qib 1 | Qib 2 | Qib 3 | |
| Tensile zog, min, psi (MPa) | 50 000 (345) | 60 000 (415) | 66 000 (455) |
| Tawm taw tes lossis tawm lub zog, min, psi (MPa) | 30000 (205) | 35000 (240) | 45 000 (310) |
| Basic yam tsawg kawg nkaus elongation rau nominal phab ntsa thicknesses% 6 in. (7.9 mm) los yog ntau tshaj: | |||
| Elongation hauv 8 nti (203.2 hli), min, % | 18 | 14 | … |
| Elongation hauv 2 nti (50.8 mm), min, % | 30 | 25 | 20 |
| Rau nominal phab ntsa thicknesses tsawg dua %6 nyob rau hauv. (7.9 hli), txiav tawm los ntawm qhov yooj yim yam tsawg kawg nkaus elongation nyob rau hauv 2 in. (50.08 mm) rau txhua Vzi – nyob rau hauv. (0.8 mm) txo nyob rau hauv nominal phab ntsa thickness hauv qab no %6 nyob rau hauv. (7.9 hli), hauv feem pua cov ntsiab lus | 1.5 A | 1.25 A | 1.0A… |
| Xam qhov tsawg kawg nkaus Elongation tus nqi | ||||
| Nominal Phab Ntsa Thickness | Elongation hauv 2 nti (50.8 mm), min, % | |||
| hauv. | mm. | Qib 1 | Qib 2 | Qib 3 |
| 5/16 (0.312) | 7.9 ib | 30.00 Nws | 25.00 Nws | 20.00 Nws |
| 9/32 ib(0.281 ib) | 7.1 | 28.50 Nws | 23.75 Nws | 19.00 Nws |
| 1/4(0.25) | 6.4 | 27.00 Nws | 22.50 Nws | 18.00 Nws |
| 7/32 ib(0.219 ib) | 5.6 | 25.50 Nws | 21.25 Nws | 17.00 Nws |
| 3/16(0.188 ib) | 4.8 | 24.00 Nws | 20.00 Nws | 26.00 Nws |
| 11/6(0.172 ib) | 4.4 | 23.25 Nws | 19.50 Nws | 15.50 Nws |
| 5/32(0.156 ib) | 4.0 | 22.50 Nws | 18.75 Nws | 15.00 Nws |
| 9/64 ib(0.141 ib) | 3.6 | 21.75 Nws | 18.25 Nws | 14.50 Nws |
| 1/8(0.125 Nws) | 3.2 | 21.00 Nws | 17.50 Nws | 14.00 Nws |
| 7/64 ib(0.109 ib) | 2.8 | 20.25 Nws | 16.75 Nws | 13.50 Nws |
| Cov lus saum toj no muab xam qhov tsawg kawg nkaus elongation qhov tseem ceeb rau ntau yam nominal phab ntsa thicknesses.Qhov twg qhov teev nominal phab ntsa thickness yog nruab nrab rau cov uas qhia saum toj no, qhov tsawg kawg nkaus elongation tus nqi yuav tsum tau txiav txim raws li nram no: | ||||
| Qib | ||||
| 1. E=48t+15.00 | ||||
| 2. E=40t+12.50 | ||||
| 3. E=32t+10.00 | ||||
| qhov twg: | ||||
| E = elongation hauv 2 hauv., %, thiab | ||||
| T = teev nominal phab ntsa thickness, hauv. | ||||
Sab nraud txoj kab uas hla
Sab nraud txoj kab uas hla ntawm cov yeeb nkab pawg yuav tsum tsis txhob sib txawv ntau tshaj ± 1% ntawm lub cheeb sab nraud.
Phab ntsa thickness
Phab ntsa thickness ntawm txhua qhov chaw yuav tsum tsis txhob ntau tshaj 12.5% raws li teev tseg nominal phab ntsa thickness.
Ntev
Cov yeeb nkab yuav tsum tau muab tso rau hauv ib qho ntev ntev, ob npaug ntawm qhov ntev, lossis ntev ntev raws li tau teev tseg hauv daim ntawv xaj, raws li cov kev txwv hauv qab no:
a. Ib qho random ntev: 16 txog 25ft (4.88 txog 7.62mm), nti
b.Double random lengths: Tshaj 25ft (7.62m) nrog qhov nruab nrab yam tsawg kawg nkaus ntawm 35ft (10.67m)
c.Uniform lengths: ntev raws li tau teev tseg nrog ib tug tso cai variation ntawm ± 1 nyob rau hauv.
Qhov hnyav
Txhua qhov ntev ntawm cov yeeb nkab pawg yuav tsum tau hnyav nyias thiab nws qhov hnyav yuav tsum tsis txhob sib txawv ntau tshaj 15% tshaj lossis 5% raws li nws qhov hnyav, suav nrog nws qhov ntev thiab nws qhov hnyav ntawm ib chav tsev ntev.
A. Chaw tsim khoom lub npe lossis nws cov cim npe.
B. Dimensions (nominal txoj kab uas hla thiab nominal phab ntsa thickness, ntev thiab hnyav ib chav tsev ntev).
C. Kub naj npawb.
D. Cov txheej txheem ntawm kev tsim khoom (seamless).
E. Qib.
F. Specification npe.
● Bare yeeb nkab lossis Dub / Varnish txheej ( customized);
● Hauv xoob;
● Ob leeg xaus nrog qhov kawg tiv thaiv;
● Plain kawg, bevel kawg;
● Kos npe.
"Sincerity, Innovation, Rigorousness, and Efficiency" tej zaum yuav yog qhov kev xav tsis tu ncua ntawm peb lub koom haum rau lub sijhawm ntev los tsim kev koom tes nrog cov neeg siv khoom rau kev sib koom ua ke thiab kev sib koom ua ke rau Kev Lag Luam Ua Lag Luam rau 219-2020 mm Loj Loj Kauv Welded Dub Carbon Steel Pipe SSAW, Peb cia siab tias yuav tsim kom muaj kev sib raug zoo nrog koj nyob rau yav tom ntej.Peb yuav qhia rau koj paub txog peb txoj kev vam meej thiab tos ntsoov yuav tsim kom muaj kev sib raug zoo ua lag luam nrog koj.
Leading Chaw tsim tshuaj paus rauTuam Tshoj Carbon Welded Steel Yeeb Nkab thiab Mild Steel SSAW Yeeb Nkab, Txhawm rau kom ua tus thawj coj hauv peb txoj kev lag luam, peb yeej tsis tso tseg qhov kev txwv tsis pub dhau txhua yam los tsim cov kev daws teeb meem zoo tshaj plaws.Nyob rau hauv nws txoj kev, Peb tuaj yeem txhawb peb txoj kev ua neej nyob thiab txhawb kev nyob ib puag ncig zoo dua rau cov zej zog thoob ntiaj teb.
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