Fahimtar Muhimmancin Bututun Iskar Gas Mai Inganci: Bututun X42 SSAW, ASTM A139 da EN10219
X42SSAWbututuwani nau'in bututun iskar gas ne da aka saba amfani da shi a masana'antar mai da iskar gas. Ana ƙera shi ta amfani da tsarin walda mai zurfi wanda ke samar da bututu masu inganci da dorewa. Bututun SSAW na X42 yana da ƙarfi da kyawawan halayen sinadarai, wanda hakan ya sa ya dace da buƙatun sufuri na iskar gas mai wahala. Kyakkyawan juriyarsa ga tsatsa da tsagewa ya sa ya zama zaɓi na farko ga ayyukan gina bututun mai.
ASTM A139Wani muhimmin ma'auni ne ga bututun iskar gas na halitta. Wannan ƙayyadaddun bayanai ya ƙunshi bututun ƙarfe mai kauri ko na ƙarfe mai kauri wanda aka yi amfani da shi don isar da iskar gas, tururi, ruwa da sauran ruwa. An san bututun ASTM A139 saboda amincinsa da aikinsa na dogon lokaci a ƙarƙashin mawuyacin yanayin aiki. An tsara waɗannan bututun don jure matsin lamba mai yawa da canjin zafin jiki, wanda hakan ya sa suka dace da aikace-aikacen watsa iskar gas da rarrabawa.
| Daidaitacce | Karfe matakin | Sinadarin sinadarai | Halayen taurin kai | Gwajin Tasirin Charpy da Gwajin Hawaye Nauyi | |||||||||||
| C | Mn | P | S | Ti | Wani | CEV4)(%) | Ƙarfin Rt0.5 Mpa | Ƙarfin tanƙwasawa na Rm Mpa | A% L0=5.65 √ S0 Tsawaita | ||||||
| matsakaicin | matsakaicin | matsakaicin | matsakaicin | matsakaicin | matsakaicin | matsakaicin | minti | matsakaicin | minti | matsakaicin | |||||
| Bayanin API 5L(PSL2) | B | 0.22 | 1.20 | 0.025 | 0.015 | 0.04 | Ga duk matakan ƙarfe: Ƙara Nb ko V ko kowane haɗuwa zaɓi daga cikinsu, amma Nb+V+Ti ≤ 0.15%, da kuma Nb+V ≤ 0.06% ga aji B | 0.25 | 0.43 | 241 | 448 | 414 | 758 | Za a yi lissafi bisa ga wannan dabarar: e=1944·A0.2/U0.9 A: Sashe-sashe na giciye Yankin samfurin a cikin mm2 U: Ƙaramin ƙarfin juriya da aka ƙayyade a cikin Mpa | Akwai gwaje-gwajen da ake buƙata da gwaje-gwajen zaɓi. Don ƙarin bayani, duba ma'aunin asali. |
| X42 | 0.22 | 1.30 | 0.025 | 0.015 | 0.04 | 0.25 | 0.43 | 290 | 496 | 414 | 758 | ||||
| X46 | 0.22 | 1.40 | 0.025 | 0.015 | 0.04 | 0.25 | 0.43 | 317 | 524 | 434 | 758 | ||||
| X52 | 0.22 | 1.40 | 0.025 | 0.015 | 0.04 | 0.25 | 0.43 | 359 | 531 | 455 | 758 | ||||
| X56 | 0.22 | 1.40 | 0.025 | 0.015 | 0.04 | 0.25 | 0.43 | 386 | 544 | 490 | 758 | ||||
| X60 | 0.22 | 1.40 | 0.025 | 0.015 | 0.04 | 0.25 | 0.43 | 414 | 565 | 517 | 758 | ||||
| X65 | 0.22 | 1.45 | 0.025 | 0.015 | 0.06 | 0.25 | 0.43 | 448 | 600 | 531 | 758 | ||||
| X70 | 0.22 | 1.65 | 0.025 | 0.015 | 0.06 | 0.25 | 0.43 | 483 | 621 | 565 | 758 | ||||
| X80 | 0.22 | 1.65 | 0.025 | 0.015 | 0.06 | 0.25 | 0.43 | 552 | 690 | 621 | 827 | ||||
| Si Mn+Cu+Cr Ni A'a V 1)CE(Pcm)=C+30+20+60+15+10+58 | |||||||||||||||
| Mn Cr+Mo+V Ni+Cu 2)CE(LLW)= C + 6 + 5 + 15 | |||||||||||||||
EN10219ƙa'ida ce ta Turai wadda ke ƙayyade yanayin isar da fasaha don sassan ƙarfe marasa ƙarfe da aka yi da ƙarfe mai laushi da aka yi da ƙarfe mai laushi. Duk da cewa ba a tsara EN10219 musamman don bututun iskar gas ba, ƙa'idodinsa masu tsauri don dorewa, daidaiton girma da halayen injiniya sun sa ya zama zaɓi mai dacewa ga wasu ayyukan bututun iskar gas. Amfani da bututun da suka dace da ƙa'idodin EN10219 na iya inganta cikakken aminci da rayuwar sabis na tsarin rarraba iskar gas ɗinku.
Ba za a iya wuce gona da iri ba wajen faɗin muhimmancin zaɓar bututun iskar gas mai inganci. Bututun da ba su da inganci ko kuma marasa inganci na iya haifar da manyan haɗari ga muhalli, tsaron jama'a da kuma amincin kayayyakin iskar gas gaba ɗaya. Saboda haka, dole ne kamfanonin samar da iskar gas, masu gudanar da bututun da kuma manajojin ayyuka su ba da fifiko ga amfani da kayan bututun da aka tabbatar kuma aka tabbatar da su kamar bututun X42 SSAW, ASTM A139 da EN10219.
A takaice,bututun iskar gas na halittaZaɓar bututun mai muhimmin al'amari ne na ƙira da gina bututun mai. La'akari da inganci, kamar ƙarfin abu, juriya ga tsatsa, da bin ƙa'idodin masana'antu, ya kamata su jagoranci tsarin yanke shawara. Ta hanyar zaɓar bututun mai masu inganci da inganci, kamar bututun X42 SSAW, ASTM A139, da EN10219, masu ruwa da tsaki za su iya tabbatar da dorewar kayayyakin sufuri na iskar gas na dogon lokaci da aminci.
A ƙarshe, yana da matuƙar muhimmanci a ba da fifiko ga amfani da bututun iskar gas masu inganci waɗanda suka cika ƙa'idodin masana'antu kuma suna da halayen injiniya da sinadarai da ake buƙata. Ta hanyar zaɓar zaɓuɓɓuka masu inganci kamar bututun X42 SSAW, ASTM A139 da EN10219, masu aikin bututun za su iya tabbatar da aminci da amincin tsarin rarraba iskar gas na dogon lokaci.







