| Standard | Outer dhayamita madziro ukobvu kutsauka | |||
| tsanangudzo | Kunze dhayamita kushivirira | Wall ukobvu kushivirira | Weight kutsauka | |
| ASTM A53 | Isina kuvharwa uye inopisa-dhibhi yakakwenenzverwa yakasungwa uye isina musono nominal simbi pombi | Pamachubhu ezita asingasviki kana akaenzana neNPS 1 1/2(DN40), dhayamita yenzvimbo ipi neipi haifanire kunge yakakura kudarika kukosha kwe1/64 mu(0.4mm), kumachubhu ezita makuru kana akaenzana neNPS2(DN50), dhayamita rekunze haringapfuure kukosha kwakajairwa ±1% | Ukobvu hwemadziro hudiki munzvimbo ipi neipi haufanire kunge hwakakora kupfuura 12.5% kupfuura iyo yakatsanangurwa zita remadziro ukobvu. Iyo yakatariswa shoma madziro ukobvu huchasangana nezvinodiwa muTebhu X2.4 | Huremu hwepombi yezita hunotsanangurwa muTables X2.2 neX2.3, kana huremu hwakaverengerwa zvinoenderana neformula yakakosha muASME B36.10M, hahuzotapurwa neinopfuura ±10% |
| ASTM A106 | High tembiricha seamless kabhoni simbi zita pombi | 1/8-1 1/2 ±0.4mm, ＞1 1/2-4 ±0.79mm ＞4-8 ﹢1.59mm -0.79mm ＞8-18 ﹢2.38mm -0.79mm ＞18-26 ﹢3.78mm＞18-26 ﹢3.78mm ﹢3.79mm ﹣0.79mm＞34-48 +4.76mm -0.79mm | Iyo shoma madziro ukobvu munzvimbo ipi neipi haifanire kudarika 12.5% yeakatsanangurwa einjiniya madziro ukobvu | Huremu hwepiipi ipi neipi yesimbi haifaniri kudarika 10% kana kupfuura uremu hwakatarwa, uye haizove isingasviki 3.5% kana kupfuura. Kunze kwekunge zvabvumiranwa neimwe nzira nemutengesi uye Xu Fang, mapaipi esimbi ane NPS ye4 uye madiki anogona kuyerwa nemabhechi. |
| API 5L | Pipeline pombi (oiri uye gasi indasitiri - simbi pombi yemapombi ekufambisa masisitimu |  | ||
Nguva yekutumira: Feb-13-2025
