ASTM A672 B60 / B70 / C60 / C65 / C70 LSAW (JCOE) Umuyoboro wa Carbone niikoreshwa muburyo bwumuvuduko mwinshi kandi ikoreshwa cyane cyane mumashanyarazi, inganda za peteroli zo hanze, inganda zimiti, Ifumbire, peteroli, inganda nibindi.
Umuyoboro wa Carbone ASTM A672 B60 / B70 / C60 / C65 / C70 , Igice cya IX.
Ibyiciro byose bitari 10, 11, 12 na 13 bigomba gushyukwa mu ziko rigenzurwa kugeza kuri ± 15 ℃ kandi bigashyirwaho hydrometero yafashwe kugirango inyandiko zishyushya ziboneke.
Inganda:Kuzenguruka Arc Welding (LSAW).
Ingano:OD: 406 ~ 1422mm WT: 8 ~ 60mm.
Icyiciro:B60, C60, C65, nibindi
Uburebure:3-12M cyangwa uburebure bwagenwe nkuko bisabwa.
Iherezo:Impera y'Ibibaya, Impera ya Beveled, Yimuwe.
Ibisabwa bya shimi kuri ASTM A672 B60 / B70 / C60 / C65 / C70 LSAW Umuyoboro wa Carbone | ||||||||||||
Umuyoboro | Icyiciro | Ibigize,% | ||||||||||
C max | Mn | P max | S max | Si | Abandi | |||||||
<= 1in (25mm) | > 1 ~ 2in (25 ~ 50mm) | > 2 ~ 4in (50-100mm) | > 4 ~ 8in (100 ~ 200mm) | > 8in (200mm) | <= 1/2 (12.5mm) | > 1/2 (12.5mm) | ||||||
60 | 0.24 | 0.21 | 0.29 | 0.31 | 0.31 | 0.98max | 0.035 | 0.035 | 0.13–0.45 | ... | ||
65 | 0.28 | 0.31 | 0.33 | 0.33 | 0.33 | 0.98max | 0.035 | 0.035 | 0.13–0.45 | ... | ||
70 | 0.31 | 0.33 | 0.35 | 0.35 | 0.35 | 1.30max | 0.035 | 0.035 | 0.13–0.45 | ... | ||
C | 55 | 0.18 | 0.20 | 0.22 | 0.24 | 0.26 | 0.55–0.98 | 0.55–1.30 | 0.035 | 0.035 | 0.13–0.45 | ... |
60 | 0.21 | 0.23 | 0.25 | 0.27 | 0.27 | 0.55–0.98 | 0.79–1.30 | 0.035 | 0.035 | 0.13–0.45 | ... | |
65 | 0.24 | 0.26 | 0.28 | 0.29 | 0.29 | 0.79–1.30 | 0.79–1.30 | 0.035 | 0.035 | 0.13–0.45 | ... | |
70 | 0.27 | 0.28 | 0.30 | 0.31 | 0.31 | 0.79–1.30 | 0.79–1.30 | 0.035 | 0.035 | 0.13–0.45 | ... |
Ibikoresho bya mashini | |||||||
Icyiciro | |||||||
| B60 | B65 | B70 | C55 | C60 | C65 | C70 |
Imbaraga zingana, min: | |||||||
ksi | 60 | 65 | 70 | 55 | 60 | 65 | 70 |
Mpa | 415 | 450 | 485 | 380 | 415 | 450 | 485 |
Gutanga imbaraga, min: | |||||||
ksi | 32 | 35 | 38 | 30 | 32 | 35 | 38 |
MPa | 220 | 240 | 260 | 205 | 220 | 240 | 260 |
Ibisabwa byo kuramba: Nkuko bisanzwe |
1. Hanze ya Diameter-ishingiye ku gupima umuzenguruko ± 0.5% bya diameter yo hanze yerekanwe.
2. Hanze-yo-Kuzenguruka-Itandukaniro hagati ya nini nini ntoya yo hanze.
3. Guhuza-Ukoresheje metero 10 (3m) igororotse yashyizwe kuburyo impande zombi zihura numuyoboro, 1/8 muri. (3mm).
4. Ubunini-Uburebure bwurukuta ntarengwa aho ariho hose mu muyoboro ntibushobora kurenza 0.01 muri. (0.3mm) munsi yubugari bwizina.
5. Uburebure bufite impera zidateganijwe bugomba kuba muri -0, + 1/2 muri. (-0, + 13mm) y'ibyo byavuzwe.Uburebure bufite impera zakozwe bigomba kumvikana nkuko byakozwe hagati yuwabiguze nuwabiguze.
Ikizamini cya Tension - Guhinduranya ibintu byingingo zasuditswe bigomba kuba byujuje ibyangombwa bisabwa kugirango imbaraga zihebuje zikoreshwa mubisahani byerekanwe.
Kwipimisha-kuyobora-gusudira-kugeragezwa -Ikizamini cyo kugorora kigomba kwemerwa niba nta kantu cyangwa izindi nenge zirenze 1/8 muri.
Ikizamini cya Radio-gishushanyo-Uburebure bwuzuye bwa buri weld yo mu cyiciro cya X1 na X2 bigomba gusuzumwa ku buryo bwa radiyo hakurikijwe kandi byujuje ibisabwa na ASME Boiler na Pressure Vessel Code, Igice cya karindwi, paragarafu ya UW-51.
Umuyoboro urangiye ugomba kuba udafite inenge kandi ugomba kurangira nkabakozi.
A. Izina ryumukoresha cyangwa ikimenyetso.
B. Inomero yerekana (umwaka-itariki cyangwa ibisabwa).
C. Ingano (OD, WT, uburebure).
D. Icyiciro (A cyangwa B).
E. Ubwoko bw'umuyoboro (F, E, cyangwa S).
F. Umuvuduko wikizamini (umuyoboro wicyuma gusa).
G. Umubare w'ubushyuhe.
H. Amakuru yinyongera asobanuwe muburyo bwo kugura.
Ip Umuyoboro wuzuye cyangwa Umukara / Varnish coating / Epoxy coating / 3PE coating (ukurikije ibyo umukiriya asabwa);
● 6 "no hepfo mumigozi hamwe na pamba ebyiri;
● Byombi birangirana nabashinzwe kurinda;
End Impera yikibaya, impera ya bevel (2 "no hejuru hamwe nimpera ya bevel, impamyabumenyi: 30 ~ 35 °), urudodo no guhuza;
Ikimenyetso.
ASTM A252 GR.3 Imiterere ya LSAW (JCOE) Umuyoboro wa Carbone
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