Style | Khoom siv | Txuj | Technical | Qib |
Seamless Steel Yeeb Nkab | Carbon Steel | API 5L PSL1 & PSL2 | Kub tiav los yog txias tiav | GRB, X42,X46,X52,X60,X65,X70, thiab lwm yam |
ASTM A53 | Kub tiav los yog txias tiav | GRAB, GR | ||
ASTM A106 1 | Kub tiav los yog txias tiav | GRA, GRB, GR.C | ||
ASTM A179 Cov khoom lag luam | txias tiav | A179 | ||
ASTM A192 Cov Lus Qhia Tshwj Xeeb | Kub tiav los yog txias tiav | A192 | ||
ASTM A210 / SA210 | Kub tiav los yog txias tiav | GR.A-1, GR.C | ||
ASTM A252, ASTM A252 | Kub tiav los yog txias tiav | GR.1, GR.2, GR.3 | ||
TS EN 10210 BS | Kub tiav los yog txias tiav | S275JRH, S275J0H, S355J0H, S355J2H, thiab lwm yam | ||
JIS G3454 | Kub tiav los yog txias tiav | SIB 370, STPG410 | ||
JIS G3456 | Kub tiav los yog txias tiav | STPG370, STPG410, STPG480 | ||
Hlau alloy | JIS G3441 | Kub tiav los yog txias tiav | SCM420TK, SCM415TK, SCM418TK, SCM430TK, thiab lwm yam | |
ASTM A 213 | Kub tiav los yog txias tiav | GR.T11, GR.T12, GR.T13 | ||
ASTM A519 Cov Lus Qhia Tshwj Xeeb | Kub tiav los yog txias tiav | GR.1020, GR.1026, GR.1045, GR.4130, thiab lwm yam | ||
ASTM A335 Cov Lus Qhia Tshwj Xeeb | Kub tiav los yog txias tiav | GR.P9, GR.P11, GR.P5, GR.P22, GR.P91, thiab lwm yam | ||
ASTM A333 Cov khoom lag luam | Kub tiav los yog txias tiav | GR.1, GR.3, GR.4, GR.6, thiab lwm yam |
Botop Steel yog cov chaw tsim khoom thiab cov khoom lag luam ntawmsteel yeeb nkab thiab rajnyob rau hauv Suav teb, peb npaj thiab muab cov pa roj carbon seamless yeeb nkab rau cov kua thiab roj av daim ntaub ntawv nyob rau hauv loj li ntawm 10 OD txog 660 OD nyob rau hauv thickness ntau ntawm 1mm mus rau 100mm.Peb tsim cov pa roj carbon LSAW steel kav nruj raws li tus qauv thoob ntiaj teb xws li ASTM, API & DIN.Peb muaj ntau tshaj 8000 tons seamless kab yeeb nkab hauv Tshuag txhua hli, feem ntau peb tuaj yeem xa cov khoom tam sim ntawd.Txawm li cas los xij, tshwj xeeb, yog tias tsis muaj cov pa roj carbon steel kav, peb tuaj yeem xa cov khoom nrog lub sijhawm luv tshaj plaws los ntawm cov chaw zeb hauv zos lossis ntshuam.
Muaj tus lej txaus ntawm qhov pom qhov tsis zoo los muab kev lees paub raws caij nyoog yog qhov tsim nyog.Qhov tsis xws luag yuav raug tshem tawm lossis txiav tawm hauv qhov txwv ntawm qhov yuav tsum tau ua ntawm qhov ntev.Cov yeeb nkab tiav yuav tsum ncaj ncaj.
Tag nrho peb cov yeeb nkab steel thiab cov khoom siv raj tau muab nrog 3.1 cov ntawv pov thawj tshwj xeeb, raws li EN 10204. Daim ntawv pov thawj raws li 3.2 tuaj yeem pom zoo thaum lub sijhawm xaj.Kev tshuaj xyuas thib peb tau txais (BV, SGS, thiab lwm yam)
Tus neeg tsim khoom lub npe lossis cim
Tus naj npawb Specification (xyoo-hnub los yog xav tau)
Loj (OD, WT, ntev)
Qib (A lossis B)
Hom yeeb nkab (F, E, lossis S)
Kev ntsuas siab (seamless steel yeeb nkab nkaus xwb)
Kub naj npawb
Cov ntaub ntawv ntxiv uas tau teev tseg hauv daim ntawv xaj yuav khoom.
Dimension Tolerances:
Hom yeeb nkab | Cov yeeb nkab loj | Ua siab ntev | |
Txias Drawn | OD | ≤ 48.3mm | ± 0.40 hli |
≥60.3mm | ± 1 hli | ||
WT | ± 12.5% |
Tawm Diameter Inspection
Phab ntsa Thickness soj ntsuam
Kev soj ntsuam kawg
Kev tshuaj xyuas ncaj ncees
UT Kev Tshawb Fawb
Kev tshuaj xyuas qhov tshwm sim
Mechanical Properties:
|
|
| A |
|
A | ≥330 | ≥205 | 20 | Annealed |
B | ≥415 | ≥240 | 20 | Annealed |
C | ≥485 | ≥275 | 20 | Annealed |
Mechanical Properties Test
Khoov Test
Mechanical Properties Test
Hardness Test
Cov yeeb nkab liab qab, txheej txheej dub ( customized);
6 "thiab hauv qab qhov ntau thiab tsawg Hauv bundles nrog ob lub paj rwb slings, lwm qhov ntau thiab tsawg hauv xoob;
Ob qhov xaus nrog qhov kawg tiv thaiv;
Plain kawg, bevel kawg;
Kos npe.
Pipe End Beveling
Yas Caps
Dub Painting nrog Marking
Cov ntaub qhwv
Bundling thiab Sling
Pob tshwm sim
Cov yeeb nkab xaj raws li qhov tshwj xeeb no yuav tsum haum rau kev khoov, flanging, thiab kev ua haujlwm zoo sib xws, thiab rau vuam.Thaum cov hlau yuav tsum tau welded, nws yog presupposed hais tias ib tug welding txheej txheem haum rau qib ntawm steel thiab npaj siv los yog kev pab cuam yuav siv.