Peb lub hom phiaj yuav tsum yog xa cov kev daws teeb meem zoo ntawm tus nqi txhoj puab heev, thiab cov kev pabcuam zoo tshaj plaws rau kev cia siab thoob plaws ntiaj teb.Peb tau ISO9001, CE, thiab GS ntawv pov thawj thiab nruj me ntsis ua raws li lawv cov khoom zoo specifications rau Original Hoobkas 2-60mm Thickness Q420 Qib 40 St13 45# SPHC Khoom AISI ASTM DIN En SUS Structure Yeeb Nkab Carbon Steel 18mm Seamless Pipe yog peb muab cov neeg siv khoom nrog cov khoom zoo tshaj thiab ruaj ntseg ntawm cov khoom sib tw, tsim kom txhua tus neeg siv khoom cov ntsiab lus nrog peb cov kev pabcuam thiab cov khoom.
Peb lub hom phiaj yuav tsum yog xa cov kev daws teeb meem zoo ntawm tus nqi txhoj puab heev, thiab cov kev pabcuam zoo tshaj plaws rau kev cia siab thoob plaws ntiaj teb.Peb tau txais ISO9001, CE, thiab GS ntawv pov thawj thiab nruj me ntsis ua raws li lawv cov lus qhia zoo rauTuam Tshoj Carbon Steel Welded Yeeb Nkab thiab Welded Dub Carbon Steel Yeeb Nkab, Nrog lub hom phiaj ntawm "sib tw nrog kev ua tau zoo thiab txhim kho nrog kev muaj tswv yim" thiab cov ntsiab lus kev pabcuam "ua cov neeg siv khoom xav tau raws li kev taw qhia", peb yuav mob siab rau muab cov khoom tsim nyog thiab cov kev daws teeb meem thiab cov kev pabcuam zoo rau cov neeg siv khoom hauv tsev thiab thoob ntiaj teb.
Cov yeeb nkab xaj raws li qhov tshwj xeeb no yog rau cov yeeb nkab pawg uas lub tog raj kheej steel ua raws li cov neeg nqa khoom mus tas li, lossis ua lub plhaub los tsim cov pob zeb hauv qhov chaw.
Los ntawm seamless txheej txheem / Los ntawm hluav taws xob kuj welded / Los ntawm fusion welded txheej txheem
Chaw tsim tshuaj paus: Carbon Seamless Steel Pipe / Carbon ERW Steel Pipe
Loj: OD: 168 ~ 700mm WT: 2 ~ 80mm / 323.8 ~ 1500mm WT: 8 ~ 80mm
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% phospho rous.
| 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 nyob rau hauv 8 in. (203.2 mm), min, % Elongation nyob rau hauv 2 in. (50.8 mm), min, % |
18 30 |
14 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), feem pua cov ntsiab lus | 1.5 A | 1.25 A | 1.0A… |
Table 2 muab cov txiaj ntsig yam tsawg kawg nkaus suav nrog:
| 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 (0.281) | 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 (0.219) | 5.6 | 25.50 Nws | 21.25 Nws | 17.00 Nws |
| 3/16 (0.188) | 4.8 | 24.00 Nws | 20.00 Nws | 26.00 Nws |
| 11/6 (0.172) | 4.4 | 23.25 Nws | 19.50 Nws | 15.50 Nws |
| 5/32 (0.156) | 4.0 | 22.50 Nws | 18.75 Nws | 15.00 Nws |
| 9/64 (0.141) | 3.6 | 21.75 Nws | 18.25 Nws | 14.50 Nws |
| 1/8 (0.125) | 3.2 | 21.00 Nws | 17.50 Nws | 14.00 Nws |
| 7/64 (0.109) | 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 random legnths, ob chav random lengths, los yog nyob rau hauv ib tug ntev ntev raws li tau teev nyob rau hauv daim ntawv xaj, raws li cov kev txwv hauv qab no:
Ib leeg random legnths 16 txog 25ft (4.88 txog 7.62mm), nti
Ob chav random ntev Tshaj 25ft (7.62m) nrog qhov nruab nrab yam tsawg kawg nkaus ntawm 35ft (10.67m)
Uniform ntev ntev raws li tau teev tseg nrog kev tso cai hloov pauv ntawm ± 1 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.
Tus neeg tsim khoom lub npe lossis nws lub npe cim npe
Dimensions (nominal txoj kab uas hla thiab nominal phab ntsa thickness, ntev thiab hnyav ib chav tsev ntev)
Kub naj npawb
Cov txheej txheem ntawm kev tsim khoom (seamless)
Qib
Kev tsim tshwj xeeb
Txoj kev tsim khoom (kub tiav ERW steel yeeb nkab: EH; Txias tiav ERW steel yeeb nkab: EC)
Dimensions (nominal txoj kab uas hla)
Chaw tsim tshuaj paus lub npe los yog nws cov cim npe
Cov yeeb nkab liab qab, txheej txheej dub, thiab lwm yam hauv xoob;
6 "thiab hauv qab qhov ntau thiab tsawg Hauv pob nrog ob lub paj rwb, lwm qhov ntau thiab tsawg hauv xoob;
Ob qhov xaus nrog qhov kawg tiv thaiv;
Plain kawg, bevel kawg
Kos npe.
Peb lub hom phiaj yuav tsum yog xa cov kev daws teeb meem zoo ntawm tus nqi txhoj puab heev, thiab cov kev pabcuam zoo tshaj plaws rau kev cia siab thoob plaws ntiaj teb.Peb tau ISO9001, CE, thiab GS ntawv pov thawj thiab nruj me ntsis ua raws li lawv cov khoom zoo specifications rau Original Hoobkas 2-60mm Thickness Q420 Qib 40 St13 45# SPHC Khoom AISI ASTM DIN En SUS Structure Yeeb Nkab Carbon Steel 18mm Seamless Pipe yog peb muab cov neeg siv khoom nrog cov khoom zoo tshaj thiab ruaj ntseg ntawm cov khoom sib tw, tsim kom txhua tus neeg siv khoom cov ntsiab lus nrog peb cov kev pabcuam thiab cov khoom.
Original FactoryTuam Tshoj Carbon Steel Welded Yeeb Nkab thiab Welded Dub Carbon Steel Yeeb Nkab, Nrog lub hom phiaj ntawm "sib tw nrog kev ua tau zoo thiab txhim kho nrog kev muaj tswv yim" thiab cov ntsiab lus kev pabcuam "ua cov neeg siv khoom xav tau raws li kev taw qhia", peb yuav mob siab rau muab cov khoom tsim nyog thiab cov kev daws teeb meem thiab cov kev pabcuam zoo rau cov neeg siv khoom hauv tsev thiab thoob ntiaj teb.
