Umuyoboro w'icyuma wa ASTM A210 ni umuyoboro w'icyuma giciriritse gikozwe mu cyuma kidakoresha karuboni gikoreshwa nk'imiyoboro ya boiler na superheater mu bidukikije birimo ubushyuhe bwinshi n'umuvuduko mwinshi, nko mu bigo by'amashanyarazi n'amaboilers yo mu nganda.
Utubuto two kunyuramo
Ingano ya ASTM A210
Ibikoresho by'ibanze
Icyiciro cya ASTM A210
Uburyo bwo gukora umuyoboro w'icyuma udafite umugozi wa ASTM A210
Uburyo bwo kuvura ubushyuhe
Ibice bigize imiti
Imiterere ya mekanike
Ikizamini cy'Ubukomere
Irindi gerageza
Kurangiza ubuso
Ibikorwa byo gushinga
Ikimenyetso cya ASTM A210
Imikoreshereze ya ASTM A210
Ibicuruzwa byacu bifitanye isano
Ingano ya ASTM A210
Ingano y'inyuma: 1/2muri (12.7mm) ≤ OD ≤5in (127mm)
Ubunini bw'urukuta: 0.035 muri (0.9 mm) ≤ Uburemere ≤0.500 muri (12.7 mm)
Imiyoboro ifite izindi ngano ishobora gushyirwaho, mu gihe iyo miyoboro ikurikije ibindi bisabwa byose muri ubu buryo.
Ibikoresho by'ibanze
Ubukorikori bwo gukora ibyuma--Icyuma kigomba kwicwa.
Icyuma cyishwe bivuze ko hongewemo ingano zimwe na zimwe za deoxidizer nka silikoni, aluminiyumu, na manganese mu gihe cyo gushonga kw'icyuma.
Izi nyongeramusaruro zishobora gukorana na ogisijeni iri mu cyuma kugira ngo zikore ogisijeni ikomeye, bityo bikagabanya ingano ya ogisijeni mu cyuma kandi bikarinda ikorwa ry’ibintu bitera ogisijeni.
Icyiciro cya ASTM A210
ASTM A210 iboneka mu byiciro bibiri:Icyiciro cya A-1 n'icya C.
Uburyo bwo gukora umuyoboro w'icyuma udafite umugozi wa ASTM A210
Imiyoboro y'icyuma igomba gukorwa hakoreshejwe uburyo budafite umugozi kandi igombabyarangiye bishyushye or byarangiye ukonjenk'uko byavuzwe.
Ubusanzwe, imiyoboro y'icyuma ifite umurambararo urenze milimetero 30 iba ishyushye cyane, naho abafite umurambararo uri munsi ya milimetero 30 cyangwa ungana nayo baba bakonje cyane. Ubu buryo bwo gutandukanya ibintu ntabwo ari bwo buryo buhamye ariko bushobora gukoreshwa nk'uburyo bwihuse kandi bworoshye bwo kumenya uburyo bwo gutunganya imiyoboro y'icyuma idakora neza.
Uburyo bwo kuvura ubushyuhe
Gukoresha ubushyuhe ntibikenewe ku miyoboro ishyushye.
Imiyoboro ikonjeshwa igomba guhabwa uburyo bwo kugabanya ubushyuhe, uburyo bwo kugabanya ubushyuhe, cyangwa uburyo bwo kugabanya ubushyuhe nyuma yo kurangiza ubukonje.
Ibice bigize imiti
| Igice | Icyiciro cya A-1 | Icyiciro cya C |
| C (Karuboni), ntarengwaA | 0.27 | 0.35 |
| Mn (Manganese) | 0.93 ntarengwa | 0.29-1.06 |
| P (Fosforusi), ntarengwa | 0.035 | 0.035 |
| S (Sulfure), ntarengwa | 0.035 | 0.035 |
| Si (Silicone), min | 0.1 | 0.1 |
| A. Kuri buri kugabanuka kwa 0.01% munsi y’umubare ntarengwa wa karuboni wagenwe, kwiyongera kwa 0.06% bya manganese hejuru y’umubare ntarengwa wagenwe kuzemererwa kugeza ku mubare ntarengwa wa 1.35%. | ||
Ibi bisabwa ku miterere y'imiti byemeza ko imiyoboro ifite imbaraga zihagije n'ubushyuhe buhagije.
Imiterere ya mekanike
Ibisabwa ku miterere y'imashini ntibireba imiyoboro iri munsi y'aho1/ 8mu [mm 3.2] imbere mu murambararo cyangwa mu bugari bwa santimetero 0.015 [mm 0.4].
| Urutonde | Igice | Icyiciro cya A-1 | Icyiciro cya C | |
| Ingufu zo gukurura, nibura | ksi | 60 | 70 | |
| MPa | 415 | 485 | ||
| Ingufu z'umusaruro, nibura | ksi | 37 | 40 | |
| MPa | 255 | 275 | ||
| Kurekura muri mm 50 (inchi 2), umunota | Ku bipimo by'umurongo ugororotse, hagomba gukurwaho igabanywa rya buri santimetero 1/32 z'ubugari bw'urukuta munsi ya santimetero 5/16 [8 mm] ugereranyije n'uburebure bw'ibanze bw'ingingo zikurikira z'ijanisha. | % | 1.5A | 1.5A |
| Iyo hakoreshejwe icyitegererezo gisanzwe gifite uburebure bwa santimetero 2 cyangwa 50 cyangwa gito gipimirwa hamwe n'uburebure bwa gage bungana na 4D (inshuro enye z'umurambararo) | 22 | 20 | ||
| AReba Imbonerahamwe ya 4 kugira ngo ubone agaciro ntarengwa kabazwe. | ||||
Imbonerahamwe ya 4 itanga agaciro k'uburebure buke bwabazwe kuri buri1/32kugabanuka kwa [mm 0.8] k'ubugari bw'urukuta.
Iyo ubugari bw'urukuta buri hagati y'agaciro kabiri kagaragajwe haruguru, agaciro gato k'uburebure kagenwa n'ikigereranyo gikurikira:
Ibice by'ubwami (muri): E = 48t+15.00
Igice cya SI (mm): E = 1.87t+15.00
aho:
E = uburebure muri mm 2 cyangwa 50, %,
t = ubunini nyabwo bw'icyitegererezo.
Ikizamini cy'Ubukomere
Ibizamini by'ubukana bwa Brinell cyangwa Rockwell bigomba gukorwa ku bipimo bivuye mu miyoboro ibiri ya buri gice.
ASTM A210 Icyiciro cya A-1: 79-143 HBW
ASTM A210 Icyiciro C: 89-179 HBW
HBW yerekeza ku gupima Brinell Ubukomere, aho "W" ihagarariye ikoreshwa ry'umupira wa karubide nk'ikimenyetso cyo gupima.
Irindi gerageza
Ikizamini cyo Kugorora
Ikizamini cyo Gutwika
Ikizamini cy'amashanyarazi gishingiye ku mazi cyangwa kidasenya
Kurangiza ubuso
Ishobora gutogoshwa cyangwa guterwa, cyangwa byombi, kandi iki gice ni ikibazo cy’ubwumvikane, kandi amahitamo ashingiye ku masezerano hagati y’umukoresha n’uwakoze.
Guteka ibikomoka ku bimera bikoreshwa cyane cyane mu gukuraho ibice bya oxidized n'ibindi bihumanya ku buso bw'imiyoboro y'icyuma.
Guturika amasasu bikoreshwa mu gusukura ubuso no kongera imbaraga zo gufatana kwabwo.
Ubu buryo bwo kuvura ntibugira ingaruka gusa ku bwiza bw'ubuso bw'umuyoboro ahubwo bushobora no kugira ingaruka ku miterere yawo ya nyuma.
Ibikorwa byo gushinga
Iyo ishyizwe mu muriro, imiyoboro igomba guhagarara yagutse kandi ikora neza nta nkomyi cyangwa inenge zigaragara. Iyo ikozwe neza, imiyoboro ya superheater igomba guhagarara imirimo yose yo gucura, gusudira no gupfunyika ikenewe kugira ngo ikoreshwe nta busembwa bugaragara.
Ikimenyetso cya ASTM A210
Ibi bikurikira bigomba gushyirwaho ikimenyetso gisobanutse neza:
Izina cyangwa ikirango cy'uwabikoze.
Ibipimo by'umuyoboro (ingano, ubugari bw'urukuta, nibindi).
Icyiciro cy'imiyoboro.
Ubwoko bw'umuyoboro w'icyuma: ushyushye urangiye cyangwa ukonje urangiye.
Imikoreshereze ya ASTM A210
Ikoreshwa mu gukora boiler ntoya kugeza ku nini zifite umuvuduko muto, nka boiler zihagarara, boiler zica munsi, n'izindi boiler zikoreshwa mu gushyushya mu nganda cyangwa mu ngo.
Ibishyushya cyane ni ibice by'icyuma gishyushya bikoreshwa mu kuzamura ubushyuhe bw'umwuka hejuru y'aho gishyuhira, kandi imiyoboro ya ASTM A210 ikwiriye gukorwamo ibyo bice bishyushya cyane.
Ibicuruzwa byacu bifitanye isano
Turi uruganda rukora imiyoboro ya karubone ikoze mu byuma bishyushye kandi rutanga serivisi nziza ruturutse mu Bushinwa, tukaba tunatanga imiyoboro y'ibyuma bishyushye kandi bidafite umugozi, tuguha ibisubizo bitandukanye by'imiyoboro y'ibyuma!
tagi: astm 210, boiler, idasembuye, ishyushye, ikonje, superheater, abatanga, abakora, inganda, abacuruzi b'ibicuruzwa, amasosiyete, kugurisha ku bwinshi, kugura, igiciro, ibiciro, byinshi, bigurishwa, igiciro.
Igihe cyo kohereza: 24 Mata 2024