1. Incamake y'imiyoboro y'icyuma ya ASTM A213 T11 Alloy Steel Tubing
Umuyoboro w'icyuma wa ASTM A213 T11 ukozwe mu cyumani icyuma gikozwe mu bwoko bwa chromium-molybdenum gifite alloy less alloy steel gikoreshwa cyane muserivisi ikoresha ubushyuhe bwinshi n'umuvuduko mwinshi mu byuma bishyushya, ibishyushya cyane, n'ibihindura ubushyuheKongeramo chromium na molybdenum byongera ubudahangarwa bw'ibinyabutabire, imbaraga zo gukurura, no kudahungabana mu miterere y'ibinyabutabire mu gihe cy'ubushyuhe bwinshi. Kubera iyo miterere,Imiyoboro y'icyuma ya ASTM A213 T11 idafite umugozizikunze gukoreshwa mu nganda zitanga amashanyarazi, mu nganda zikora peteroli, mu byuma bishyushya amashanyarazi, no mu bikoresho byo guhanahana ubushyuhe mu nganda.
ItsindaIgipimo ngenderwaho cya ASTM A213 T11, yanasohotse mu buryo bwaASME SA213 T11, isobanura ibisabwa ku miyoboro y'icyuma ya ferritic na austenitic alloy idafite umugozi yagenewe serivisi ishyushye cyane. Ibisobanuro bikubiyemo ibi bikurikira:imiterere y'imiti, imiterere y'imashini, uburyo bwo kuvura ubushyuhe, ubushobozi bwo kwihanganira ibintu mu buryo butandukanye, uburyo bwo gupima, n'uburyo bwo kugenzurakugira ngo harebwe imikorere myiza mu bikoresho bikoresha ingufu.
Nk'umukora w'umwuga,Womic Steelikora ireme ryo hejuruImiyoboro y'icyuma ya ASTM A213 T11dukoresheje imiyoboro igezweho ikora imiyoboro idafite imigozi hamwe na sisitemu zikomeye zo kugenzura ubuziranenge. Ibicuruzwa byacu bishobora gutangwa naEN 10204 3.1 cyangwa EN 10204 3.2 icyemezo, kandi ku mishinga y'ibikoresho by'umuvuduko by'i Burayi, imiyoboro ishobora kubahirizaIbisabwa mu cyemezo cya PED 2014/68/EUHamwe n'amatsinda y'abahanga bafite uburambe mu gushaka ibikoresho fatizo, Womic Steel igenzura ireme ry'ibicuruzwa, gahunda yo kubitanga yizewe, no guhindura ibintu mu buryo bworoshye ku mishinga y'inganda ku isi.
2. Ibisobanuro by'ibicuruzwa n'ingano y'ibice bya ASTM A213 T11
ItsindaUmuyoboro w'icyuma wa ASTM A213 T11 ukozwe mu cyumaikorwa na Womic Steel iboneka mu bunini butandukanye bukwiriye ibyuma bishyushya, ibyo gushyushya ubushyuhe, n'imiyoboro y'umuvuduko. Byombiimiyoboro ishyushye kandi idakora neza hamwe n'imiyoboro ikonje ikora nezaishobora gukorwa bitewe n'ibisabwa ku buziranenge bw'ibipimo.
Imbonerahamwe ya 1 – Urwego rw'umusaruro wa Tube ya ASTM A213 T11
| Igipimo | Urutonde rw'Ibisobanuro |
| Ingano yo hanze | mm 12.7 – mm 219 |
| Ubunini bw'urukuta | 1.5 mm – 30 mm |
| Uburebure Busanzwe | metero 6 – metero 12 |
| Uburebure ntarengwa | Kugeza kuri metero 18 |
| Uburyo bwo gukora | Ishyushye idasesuye / Ifite ifoto ikonje |
| Imiterere y'ubuso | Umukara / Yakuwemo ibinure / Yaturitseho irashe |
Ubushobozi bwagutse butumaImiyoboro ya ASTM A213 T11 idafunze nezaishobora kuzuza ibisabwa n'uburyo butandukanye bwo kohereza ubushyuhe mu nganda.
3. Ubushobozi bwo kwihanganira imiyoboro y'icyuma ya ASTM A213 T11 Alloy Steel
Ubuhanga bwo gukora neza mu miterere y'ibipimo ni ingenzi cyane ku miyoboro y'umuvuduko. Womic Steel ikoraImiyoboro y'icyuma ya ASTM A213 T11hakurikijwe ibisabwa na ASTM byo kwihanganira ibikoresho kugira ngo harebwe ko bihuye n'uburyo bwo gukora, gusudira, no gushyiraho ibikoresho.
Imbonerahamwe ya 2 – Ubushobozi bwo kwihanganira ibintu mu buryo bungana
| Igipimo | Kwihanganirana byemewe |
| Ingano yo hanze | ± 0.75% |
| Ubunini bw'urukuta | ± 10% |
| Uburebure | +3 mm / 0 |
| Kugororoka | ≤1/1000 by'uburebure bw'umuyoboro |
| Ubushyuhe bw'ijisho | Mu rwego rwo kwihanganira OD |
Izi mpungenge zifasha kwemeza koImiyoboro ya boiler ya ASTM A213 T11komeza gushyiramo neza igihe cyose ushyiramo boiler ifite umuvuduko mwinshi.
4. Ibigize imiti ya ASTM A213 T11 Alloy Steel
Imikorere yaImiyoboro y'icyuma ya ASTM A213 T11igerwaho binyuze mu buryo bwitondewe bwo gukora alloy. Chromium yongera ubushobozi bwo kudakoresha oxidation mu gihe molybdenum yongera imbaraga zo gucikagurika mu bushyuhe bwinshi.
Imbonerahamwe ya 3 – Ibigize imiti ya ASTM A213 T11
| Igice | Imiterere (%) |
| Karuboni (C) | 0.05 – 0.15 |
| Manganese (Mn) | 0.30 – 0.60 |
| Fosifore (P) | ≤0.025 |
| Sulfure (S) | ≤0.025 |
| Silikoni (Si) | 0.50 – 1.00 |
| Chromium (Cr) | 1.00 – 1.50 |
| Molybdenum (Mo) | 0.44 – 0.65 |
Iyi misemburo y'aloyi yemereraImiyoboro y'icyuma ya ASTM A213 T11 idafite umugozigukora neza mu bidukikije birimo ubushyuhe bwinshi n'umuvuduko mwinshi.
5. Imiterere ya tekiniki y'imiyoboro ya ASTM A213 T11
Imbaraga za mekanike ni ingenzi ku miyoboro ikoreshwa muri mashini zishyushya n'izihindura ubushyuhe.Imiyoboro y'icyuma ya ASTM A213 T11igomba kuzuza ibisabwa bikomeye ku miterere y'imashini bigenwa n'amahame ngenderwaho ya ASTM.
Imbonerahamwe ya 4 – Imiterere ya mekanike
| Umutungo | Ibisabwa |
| Imbaraga zo Gukurura | ≥415 MPa |
| Imbaraga z'umusaruro | ≥205 MPa |
| Kurekura | ≥30% |
| Ubukomere | ≤85 HRB |
Izi miterere y'imashini zemereraImiyoboro ya boiler ya ASTM A213 T11kwihanganira ubushyuhe n'igitutu cy'imbere mu gihe cy'igihe kirekire.
6. Uburyo bwo gukora imiyoboro ya ASTM A213 T11 idafite umugozi
Muri Womic Steel,Imiyoboro y'icyuma ya ASTM A213 T11bikorwa binyuze mu buryo bugenzurwa neza kandi butagoramye. Buri cyiciro cy'umusaruro gikurikiranwa kugira ngo habeho ubuziranenge mu byuma by'icyuma n'ubuziranenge mu bipimo.
Uburyo busanzwe bwo gukora:
Igenzura ry'ibikoresho → Gukata uduce duto → Gushyushya → Gutobora bishyushye → Gushyushya → Gutunganya ubushyuhe → Gutunganya neza → Gupima bidasenya → Isuzuma rya nyuma → Gupfunyika
Ibyiza by'ingenzi mu musaruro birimo:
• Ibikoresho by'icyuma cy'ubukorikori by'ubuziranenge biva mu nganda zemewe
• Ibikoresho bigezweho byo gushyushya bipima ubugari bw'urukuta bumwe
• Ibikoresho byo kugorora no kurangiza neza
• Uburyo bwose bwo gukurikirana kuva ku mubare w'ubushyuhe bw'ibikoresho fatizo kugeza ku muyoboro warangiye
Izi genzura rya tekiniki zemeza ko buriUmuyoboro w'icyuma udafite umugozi wa ASTM A213 T11yujuje ibisabwa n'amahame mpuzamahanga agenga ibikoresho bikoresha ingufu.
7. Ibisabwa mu kuvura ubushyuhe
Gutunganya ubushyuhe ni ingenzi kugira ngo hagerwe ku miterere n'imiterere ikenewe yaImiyoboro y'icyuma ya ASTM A213 T11Gukoresha ubushyuhe neza byongera imbaraga, gukomera, no kudahungabana mu bushyuhe bwinshi igihe kirekire.
Uburyo busanzwe bwo kuvura ubushyuhe burimo:
• Gufunga byuzuye
• Gutera umwuka ushyushye mu buryo bwa Isothermal
• Uburyo bwo gukonjesha bugenzurwa
Ubu buryo bwo kuvura butuma imiterere y'ibinyampeke ingana kandi bukongera igihe kirekireImiyoboro ya boiler ya ASTM A213 T11munsi y'imikorere ihoraho mu bushyuhe bwinshi.
8. Igenzura n'Isuzuma
Kugenzura ubuziranenge ni igice cy'ingenzi mu gukoraImiyoboro y'icyuma ya ASTM A213 T11Womic Steel ikora igenzura ryimbitse kugira ngo irebe ko ibicuruzwa byayo byizerwa.
Isuzuma rya Mekanike n'Ikoranabuhanga
• Ikizamini cyo gukurura
• Ikizamini cy'ubukomere
• Ikizamini cyo gufunga
• Ikizamini cyo gutwika
• Ikizamini cy'umuvuduko ukomoka ku mazi
Isuzuma ritangiza
• Gupima hakoreshejwe ikoranabuhanga rya Ultrasonic (UT)
• Isuzuma rya Eddy current (ET)
• Isuzuma ry'uduce twa magnetike (MT) niba bikenewe
Icyemezo
ByoseImiyoboro ya ASTM A213 T11ishobora gutangwa hamwe na:
•Icyemezo cy'ikizamini cya EN 10204 3.1 Mill
•EN 10204 3.2 Icyemezo cy'igenzura ry'umuntu wa gatatu
•Inyandiko z'amategeko agenga iyubahirizwa rya PED 2014/68/EU
Imiryango igenzura y’impande zombi ishobora kuba irimoSGS, BV, TÜV, na DNV.
9. Serivisi zo gutunganya no gukora
Uretse gutangaImiyoboro y'icyuma ya ASTM A213 T11, Womic Steel itanga kandi serivisi zitandukanye zo gukora no gutunganya ibikoresho kugira ngo ishyigikire ibisabwa mu gushyiraho umushinga.
Serivisi zo gutunganya ibikoresho zirimo:
• Kugonda no gukora imiyoboro y'amazi
• Imiyoboro ya U-bend yo guhanahana ubushyuhe
• Gukata no gutunganya neza
• Uburyo bwo gushyiramo imiyoboro y'amazi mbere
• Gucukura no gutegura imitako yihariye
Izi serivisi zemerera abakiriya kubonaibice byiteguye gushyirwaho, bigabanya cyane igihe cyo gushyiraho urubuga.
10. Imikoreshereze y'imiyoboro y'icyuma ya ASTM A213 T11 Alloy Steel
Bitewe n'imbaraga zabo nziza cyane mu bushyuhe bwinshi no kudakoresha ogisijeni,Imiyoboro y'icyuma ya ASTM A213 T11zikoreshwa cyane mu nganda zitandukanye zikoresha ubushyuhe bwinshi.
Porogaramu zisanzwe zirimo:
• Imiyoboro y'amashanyarazi ikoreshwa mu ruganda
• Imiyoboro y'amashanyarazi ashyushye cyane
• Umuyoboro w'ubushyuhe
• Ibikoresho byo gutunganya peteroli
• Imiyoboro y'ubushyuhe bwinshi mu nganda zitunganya
Kuramba kwaImiyoboro y'icyuma ya ASTM A213 T11 idafite umugozibibagira igice cy'ingenzi mu bikorwa remezo by'ingufu bigezweho n'inganda.
11. Ubushobozi bwo gukora n'inyungu zo gutanga umusaruro
Womic Steel ikomeje gukora neza cyaneImiyoboro y'icyuma ya ASTM A213 T11bishyigikiwe n'ibikoresho fatizo bihoraho n'ibikoresho bigezweho byo mu nganda.
Ibyiza byacu mu musaruro birimo:
• Imiyoboro myinshi ikora imiyoboro idafite umugozi
• Ingano y'icyuma gihamye gitangwa n'inganda zibifitiye ubushobozi
• Uburyo buhamye bwo kugenzura ubuziranenge no kugenzura
• Gahunda y'ibikorwa byoroshye ku byatumijwe ku mishinga
Igihe gisanzwe cyo gutanga umusaruro gitangira kuva kuIminsi 15 kugeza kuri 35 bitewe n'ibipimo n'ingano y'ibicuruzwa.
Icy'ingenzi,Womic Steel ntisaba ingano ntoya y'itumizaNdetseibice bimwe cyangwa ingano nto y'imiyoboro ya ASTM A213 T11bishobora gutangwa kugira ngo bihuze n'ibikenewe mu kubungabunga no mu mushinga.
12. Gupakira no Gutunganya Ibikoresho Mpuzamahanga
Kugira ngo habeho ubwikorezi butekanye,Imiyoboro y'icyuma ya ASTM A213 T11 idafite umugozibipakiye hakoreshejwe uburyo bwo kurinda ibicuruzwa byoherezwa mu mahanga.
Amahitamo yo gupakira arimo:
• Ibipfunyika by'icyuma bihambiriyeho imigozi
• Amasanduku y'ibiti yo mu mazi akwiriye kunyura mu nyanja
• Udupfundikizo twa pulasitiki turinda
• Gutwikira amavuta arwanya ingese
• Gupfunyika bidafata amazi
Kubera uburambe bwinshi mu bijyanye n'ibijyanye n'ubwikorezi mpuzamahanga, Womic Steel itanga ibisubizo byizewe byo gutwara ibintu binyuze mugutwara imizigo yo mu mazi, gutwara gari ya moshi, n'ibikoresho byinshi, kugenzura ko itangwa ry’ibicuruzwa ku isi yose ritekanye kandi ku gihe.
13. Impamvu yo guhitamo Womic Steel kuri ASTM A213 T11 Alloy Steel Tubes
Nk'umucuruzi wizewe waImiyoboro y'icyuma ya ASTM A213 T11Womic Steel ihuza ubuhanga mu nganda, ubushobozi bukomeye mu gukora, n'uburambe ku mishinga mpuzamahanga.
Ibyiza by'ingenzi birimo:
• Kubahiriza byuzuye amategekoIbipimo ngenderwaho bya ASTM A213 / ASME SA213
•Icyemezo cya PED ku mishinga y'ibikoresho by'ingufu by'i Burayi
•Inyandiko z'igenzura rya EN 10204 3.1 / 3.2
• Ibikoresho byo gupima no kugenzura bigezweho
• Ingano z'ibicuruzwa byoroshye kandi bisubizwa vuba
• Serivisi zo gutunganya no gutunganya ibikoresho byihariye
• Gutanga ibikoresho fatizo bihamye bitanga serivisi nziza zo kubigeza ku bandi
Izi mbaraga zemerera Womic Steel gutanga serivisi zizeweImiyoboro y'icyuma ya ASTM A213 T11 idafite umugoziku bijyanye no kubyaza amashanyarazi, peteroli, n'imiyoboro y'inganda ku isi yose.
14.Imiyoboro idafite umushongi ya ASTM A213 Alloy Steel – Ingano y'umusaruro
Inganda za Womic SteelImiyoboro y'icyuma idafite umugozi ya ASTM A213 Grade T5, ASTM A213 Grade T9, na ASTM A213 Grade T11 Alloy Steel Tubesmu buryo butandukanye bwa diameter n'ubugari bw'inkuta, bukwiriye ibyuma bishyushya, ibikoresho bihindura ubushyuhe, ndetse n'ubushyuhe bwinshi.
Imbonerahamwe Isanzwe y'Ingano z'Umusaruro
| Ingano y'umuyoboro w'amazina (NPS) | Diameter yo hanze (OD) | Ubunini bw'urukuta buboneka (Gahunda) | Ibisobanuro by'igicuruzwa |
| 1/2″ NB | mm 21.3 | SCH 20 / 30 / 40 / 80 / 160 | Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T5 |
| 3/4″ NB | mm 26.7 | SCH 20 / 30 / 40 / 80 / 160 | Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T5 |
| 1″ NB | mm 33.4 | SCH 20 / 30 / 40 / 60 / 80 / 160 | Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T5 |
| 1 1/4″ NB | mm 42.2 | SCH STD / SCH 40 / SCH 80 / SCH 160 | Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T9 Alloy Steel |
| 1 1/2″ NB | mm 48.3 | SCH STD / SCH 40 / SCH 80 / SCH 160 | Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T9 Alloy Steel |
| 2″ NB | mm 60.3 | SCH 20 / 40 / 60 / 80 / 100 / 160 | Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11 |
| 2 1/2″ NB | mm 73 | SCH STD / SCH 40 / SCH 80 / SCH 160 | Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11 |
| 3″ NB | mm 88.9 | SCH STD / SCH 40 / SCH 80 / SCH 160 | Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11 |
| 4″ NB | mm 114.3 | SCH 20 / 40 / 60 / 80 / 100 / 160 | Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11 |
| 5″ NB | mm 141.3 | SCH STD / SCH 40 / SCH 80 / SCH 160 | Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11 |
| 6″ NB | mm 168.3 | SCH 20 / 40 / 60 / 80 / 100 / 160 | Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11 |
| 8″ NB | mm 219.1 | SCH 20 / 40 / 60 / 80 / 100 / 160 | Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11 |
| 10″ NB | mm 273 | SCH 20 / 40 / 80 / 120 / 160 | Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11 |
| 12″ NB | mm 323.9 | SCH 20 / 40 / 80 / 120 / 160 | Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11 |
Ibi byose bitangwa nk'ukoImiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T5, Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T9 Alloy Steel, naImiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11bitewe n'ibisabwa n'umushinga.
15Imbonerahamwe yo kugereranya amanota y'icyuma cya ASTM A213 Alloy Steel
Amanota atandukanye muriImiyoboro y'icyuma idafite umushongi ya ASTM A213ibipimo ngenderwaho bitanga chromium na molybdenum bitandukanye kugira ngo bikomere ku bushyuhe bwinshi kandi birwanye ingese.
Imbonerahamwe yo kugereranya ibikoresho
| Icyiciro | Ibintu by'ingenzi byo gushyiramo alloying | Ubudahangarwa busanzwe bw'ubushyuhe | Ibiranga by'ingenzi | Porogaramu zisanzwe |
| ASTM A213 T5 | Icyuma cya Cr-Mo Alloy | Kugeza kuri 600°C | Ubudahangarwa bwiza bwo kurwanya ogisijeni | Utwuma dushyuha, utumashini duhindura ubushyuhe |
| ASTM A213 T9 | Aloyi ya Chromium yo hejuru | Kugeza kuri 650°C | Imbaraga zo gukurura zirushijeho kwiyongera | Imiyoboro y'amashanyarazi |
| ASTM A213 T11 | Aloyi ya 1.25Cr-0.5Mo | Kugeza kuri 580°C | Ingufu nziza cyane ku bushyuhe buri hejuru | Ibyuma bishyushya cyane n'ibishyushya |
| ASTM A213 T22 | Aloyi ya 2.25Cr-1Mo | Kugeza kuri 650°C | Ubudahangarwa bwinshi bwo gukurura | Imiyoboro ya sitasiyo y'amashanyarazi |
| ASTM A213 T91 | Aloyi ya 9Cr-1Mo | Kugeza kuri 700°C | Ubudahangarwa buhanitse bwo kurwanya gukurura | Boilers zikomeye cyane |
Muri ibi bikoresho,Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T5, Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T9 Alloy Steel, naImiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11bikoreshwa cyane muriimiyoboro ya boiler, imiyoboro ishyushya cyane, n'imiyoboro ihindura ubushyuhe.
16ASTM A213 Alloy Steel Tubes Matrix y'ingenzi
Matrix y'amagambo akurikira ifasha moteri zishakisha n'abahanga mu bya tekiniki kumenya imiterere ikoreshwa cyane kuriImiyoboro y'icyuma idafite umushongi ya ASTM A213.
Ingano ya Tube ya ASTM A213 Matrix y'amagambo y'ingenzi
1/2″ NB mu bunini Gahunda ya 20, Gahunda ya 30, Gahunda ya STD, Gahunda ya 40, Gahunda ya 60, Gahunda ya 80, Gahunda ya 100, Gahunda ya 120, Gahunda ya 160, Gahunda ya XXS muriImiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T5
3/4″ NB mu bunini Gahunda ya 20, Gahunda ya 30, Gahunda ya STD, Gahunda ya 40, Gahunda ya 60, Gahunda ya 80, Gahunda ya 100, Gahunda ya 120, Gahunda ya 160, Gahunda ya XXS muriImiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T5
1″ NB mu bunini Gahunda ya 20, Gahunda ya 30, Gahunda ya STD, Gahunda ya 40, Gahunda ya 60, Gahunda ya 80, Gahunda ya 100, Gahunda ya 120, Gahunda ya 160, Gahunda ya XXS muriImiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T9 Alloy Steel
1 1/2″ NB mu bunini Gahunda ya 20, Gahunda ya 30, Gahunda ya STD, Gahunda ya 40, Gahunda ya 60, Gahunda ya 80, Gahunda ya 100, Gahunda ya 120, Gahunda ya 160, Gahunda ya XXS muriImiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T9 Alloy Steel
2″ NB mu bunini Gahunda ya 20, Gahunda ya 30, Gahunda ya STD, Gahunda ya 40, Gahunda ya 60, Gahunda ya 80, Gahunda ya 100, Gahunda ya 120, Gahunda ya 160, Gahunda ya XXS muriImiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11
Ubunini bwa 3″ NB Gahunda ya 20, Gahunda ya 30, Gahunda ya STD, Gahunda ya 40, Gahunda ya 60, Gahunda ya 80, Gahunda ya 100, Gahunda ya 120, Gahunda ya 160, Gahunda ya XXS muriImiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11
4″ NB mu bunini Gahunda ya 20, Gahunda ya 30, Gahunda ya STD, Gahunda ya 40, Gahunda ya 60, Gahunda ya 80, Gahunda ya 100, Gahunda ya 120, Gahunda ya 160, Gahunda ya XXS muriImiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11
6″ NB mu bunini Gahunda ya 20, Gahunda ya 30, Gahunda ya STD, Gahunda ya 40, Gahunda ya 60, Gahunda ya 80, Gahunda ya 100, Gahunda ya 120, Gahunda ya 160, Gahunda ya XXS muriImiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11
8″ NB mu bunini Gahunda ya 20, Gahunda ya 30, Gahunda ya STD, Gahunda ya 40, Gahunda ya 60, Gahunda ya 80, Gahunda ya 100, Gahunda ya 120, Gahunda ya 160, Gahunda ya XXS muriImiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11
10″ NB mu bunini Gahunda ya 20, Gahunda ya 30, Gahunda ya STD, Gahunda ya 40, Gahunda ya 60, Gahunda ya 80, Gahunda ya 100, Gahunda ya 120, Gahunda ya 160, Gahunda ya XXS muriImiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11
Ubunini bwa 12″ NB Gahunda ya 20, Gahunda ya 30, Gahunda ya STD, Gahunda ya 40, Gahunda ya 60, Gahunda ya 80, Gahunda ya 100, Gahunda ya 120, Gahunda ya 160, Gahunda ya XXS muriImiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11
Izi nyandiko zifasha abakiriya kubona aho ziboneka byoroshyeImiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T5, Imiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T9 Alloy Steel, naImiyoboro y'icyuma idafite umushongi ya ASTM A213 Grade T11kuva kuri Womic Steel.
Twishimira ibyacuserivisi zo guhindura ibintu, umusaruro wihuta, naumuyoboro mpuzamahanga wo gutanga serivisi, kugenzura ko ibyo ukeneye byihariye byuzuzwa neza kandi neza.
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