Fahmitaanka Muhiimadda tuubbada gaaska dabiiciga tayada leh: X42 SSAW Twinpe, ASTM A139 iyo EN10219
X42SSAWtuubbowaa nooc ka mid ah tuubbada gaaska dabiiciga ah ee sida caadiga ah loo isticmaalo warshadaha saliida iyo gaaska. Waxaa lagu soo saaray iyadoo la adeegsanayo hanaan alxadeed oo hooseysa oo soo saarta tuubooyin tayo sare leh oo tayo dheer leh. X42 SSAW PIPE waxay leedahay awood sare oo xoog kiimikaad ah oo aad u fiican, oo ka dhigaysa mid ku habboon shuruudaha dalbashada ee gaadiidka gaaska dabiiciga ah. U caabbinta aad u fiican ee laxiriira iyo jabinta ayaa ka dhigaya doorashada koowaad ee mashaariicda dhismaha ee dhuumaha.
ASTM A139waa heer kale oo muhiim ah oo loogu talagalay tuubooyinka gaaska dabiiciga ah. Sideenadan tilmaamaysa ayaa daboolaysa elektrofsion (arc) oo loo yaqaan 'pipe' bir bir toos ah ama steel steel ah loo isticmaalo gudbinta gaasas, uumi, biyo iyo cabitaanno kale. ASTM A139 Tuubbo waxaa lagu yaqaanaa aaminaadda iyo waxqabadka muddada-dheer ee hoos yimaada xaaladaha hawlgalka ugu badan. Tuubbooyinkan waxaa loogu talagalay in ay u adkeystaan cadaadisyada sareeya iyo isbeddelada heerkulka, iyaga oo ka dhigaya kuwo ku habboon gudbinta gaaska dabiiciga ah iyo ijaarka
Caadi ah | Fasalka birta | Ka kooban kiimikada | Guryaha TSensile | Tijaabada wadnaha ee tijaabada ah oo tijaabada miisaanka ee miisaanka | |||||||||||
C | Mn | P | S | Ti | Kale | Cev4) (%) | Rt0.5 MPA | Rm mpa spa tensile xoog | A% l0 = 5.65 √ s0 codadka | ||||||
dixiri | dixiri | dixiri | dixiri | dixiri | dixiri | dixiri | min | dixiri | min | dixiri | |||||
Api spral 5l (psl2) | B | 0.22 | 1.20 | 0.025 | 0.015 | 0.04 | Dhammaan fasalada birta: Ikhtiyaariga ah ee ku darista NB ama v ama isku darka iyaga ka mid ah, laakiin Nb + v + ti ≤ 0 0.15%, iyo nb + v ≤ 0.06% ee fasalka b | 0.25 | 0.43 | 241 | 448 | 414 | 758 | In la xisaabiyo Sida laga soo xigtay Qaaciddada soo socota: e = 1944 · A0.2 / U0.9 A: Qaybta isku-dhafka ah Aagga muunad ah ee mm2 u: xoog yar oo aan caadi ahayn Markhaati | Waxaa jira tijaabooyin loo baahan yahay iyo imtixaanno ikhtiyaari ah. Faahfaahinta, ka eeg heerka asalka ah. |
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 Maya V 1) CE (PCM) = c + 30 + 20 + 60 + 15 + 10 +58 | |||||||||||||||
Mn Cr + mo + v Ni + Cu 2) CE (LLW) = c + 6 + 5 + 15 |
EN10219Waa heerka dhalmada yurub ee qeexaya xaaladaha gaarsiinta farsamada ee qaybaha qaab dhismeedka qaabeysan ee qaab dhismeedka ah ee qaab dhismeedka qurxinta ee loo yaqaan 'birta agaasabka' iyo bir bir qajaar leh. In kasta oo EN10219 aan si gaar ah loogu habeyn tuubooyinka gaaska dabiiciga ah, shuruudaha adag ee loogu talagalay cimri dheellitirka, sax ahaanta cabbirka iyo guryaha farsamada ayaa ka dhigaya xulasho ku habboon mashruucyada dhuumaha gaaska qaarkood. Adeegsiga tuubooyinka u hoggaansanaanta EN10219 Heerarkan waxay hagaajin karaan sharafta guud iyo nolosha adeegga ee nidaamkaaga gaaska dabiiciga ah.
Muhiimadda xulashada tuubbada gaaska dabiiciga ah ee tayada gaaska tayada leh kama buuxsami karaan. Tuubbooyin tayo liidata ama kuwa hooseeya ayaa u horseedi kara qatar muhiim ah deegaanka, badbaadada guud iyo isku halaaliga guud ee sahayda gaaska. Sidaa darteed, yutiilitida gaaska dabiiciga ah, hawl wadeenada dhuumaha iyo maareeyayaasha mashruuca waa inay mudnaanta siisaa isticmaalka agabyada dhuumaha ee la xaqiijiyay iyo sifiican loo dhisay sida x42 tuubbada X42 ee X42 iyo EN10219.

Marka la soo koobo,tuubada gaaska dabiiciga ahXulashada waa qayb muhiim ah oo ku saabsan naqshada dhuunta iyo dhismaha. Tixgelinno tayo leh, sida xoogga agab, iska caabbinta, iyo u hoggaansanaanta heerarka warshadaha, waa inay wataan nidaamka go'aan qaadashada. Adigoo xulanaya dhuumaha la isku halleyn karo oo sumcad leh, sida X42 SSAW Pipeline, ASTM A139, iyo EN10219, daneeyayaasha ayaa hubin kara suuragalnimada muddada-dheer iyo badbaadada kaabayaasha gaaska dabiiciga ah.
Ugu dambeyntiina, waxaa muhiim ah in la kala hormariyo isticmaalka dhuumaha gaaska ee tayada dabiiciga ah ee tayo sare leh oo ka soo baxa heerarka warshadaha oo leh astaamaha farsamada iyo kiimikada ee lagama maarmaanka u ah. Adoo dooranaya xulashooyinka la isku halleyn karo sida X42 SSAW Pipeline, ASTM-ka ASSAW A139 iyo EN10219, Hawl wadeenada dhuumaha ayaa xaqiijin kara is-dhexgalka muddada-dheer iyo nabadgelyada nidaamyada gaaska dabiiciga ah.