I-ASTM A234 WPB & WPC Pity Fittings kufaka phakathi ama-elbows, tee, ama-reducers

Incazelo emfushane:

Lokhu okucacisiwe okumboza ngensimbi ye-carbon kanye nokufakwa kwensimbi ye-alloy kokwakhiwa komthungo nokwenzelwe. Lokhu kufakwa kusetshenziselwa ukucindezela kwamapayipi okucindezela kanye nokucindezela komkhumbi ukubonwa kwenkonzo kumazinga okushisa alinganiselayo nawokuphakanyiswa. Izinto zokufakelwa zizoba nensimbi ebulewe, lokhukuthethelelwa, imigoqo, amapuleti, imikhiqizo ye-tubular noma enomthungo-we-welded enensimbi yensimbi engelutho. Ukwenza imisebenzi noma ukubopha imisebenzi kungenziwa ngesando, ukucindezela, ukubhoboza, ukukhiphela, ukuqeda, ukuthukuthela, ukugoqa, ukugoqa ukuthuka, imishini, noma ngenhlanganisela yemisebenzi emibili noma ngaphezulu. Inqubo eyakhekayo izosetshenziswa kangangokuba ngeke iveze ukungapheleli okulimazayo lapho kufakwa khona. Ukufakelwa, ngemuva kokuthola amazinga okushisa aphakeme, kuzophonswa ekushiseni okuphansi kwebanga elibucayi ngaphansi kwezimo ezifanele ukuvikela ukuphola okulimazayo okubangelwa ukupholisa okusheshayo, kepha kungabikho ngokushesha okukhulu kunezinga lokupholisa. Ukufakelwa kuzobekwa ngaphansi kokuhlolwa kwengxabano, ukuhlolwa kanzima, kanye nokuhlolwa kwe-hydrostatic.


Imininingwane Yomkhiqizo

Amathegi Omkhiqizo

Ukwakheka kwamakhemikhali kwe-ASTM A234 WPB & WPC

Isithako semvelo

Okuqukethwe,%

I-ASTM A234 WPB

I-ASTM A234 WPC

I-Carbon [C]

≤0.30

≤0.35

I-Manganese [mn]

0.29-1.06

0.29-1.06

Phosphorus [p]

≤0.050

≤0.050

Sulfur [s]

≤0.058

≤0.058

Silicon [si]

≥0.10

≥0.10

Chromium [cr]

≤0.40

≤0.40

Molybdenum [mo]

≤0.15

≤0.15

Nickel [ni]

≤0.40

≤0.40

I-Copper [CU]

≤0.40

≤0.40

UVanadium [V]

≤0.08

≤0.08

* I-carbon elilinganayo [CE = C + MN / 6 + (cr + mo + v) / 5 + (ni + cu) / 15] ngeke likhululeke ngo-0,50 futhi lizobikwa kwi-MTC.

Izakhiwo zemishini ze-ASTM A234 WPB ne-WPC

Amabanga a-ASTM A234

Amandla ashubile, amaminithi.

Amandla okuthela, amaminithi.

I-elongation%, min

KSI

I-MPA

KSI

I-MPA

Longitudinal

-Guquka

I-WPB

60

415

35

I-240

22

14

I-WPC

70

485

40

275

22

14

* 1. I-WPB ne-WPC Fittings eyenziwe ngamapuleti izoba nokugcwala okungu-17%.
* 2. Ngaphandle kokuthi kudingekile, inani lembubhiso alidingi ukubikwa.

Khiqiza

I-ASTM A234 Carbon I-Pipe Pittings ingenziwa ngamapayipi angenamthungo, amapayipi we-weld Zonke ama-welds kufaka phakathi ama-welds emikhiqizweni ye-tubular lapho kwenziwa khona ukufakwa kwenziwe ngokuya nge-ASME Isigaba i-IX. Ukwelashwa okushisa okuvilaphayo ngo-1100 kuya ku-1250 ° F [595 kuya ku-675 ° C] kanye novivinyo lwe-radiographic kuzokwenziwa ngemuva kwenqubo yokufaka i-welding.


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