| Kāhua | Rauemi | Paerewa | Hangarau | Kōeke |
| Paipa maitai korekore | Carbon Steel | API 5L PSL1&PSL2 | Mutu wera, mutu makariri ranei | GR.B,X42,X46,X52,X60,X65,X70, etc |
| ASTM A53 | Mutu wera, mutu makariri ranei | GR.A ,GR.B | ||
| ASTM A106 | Mutu wera, mutu makariri ranei | GR.A ,GR.B,GR.C | ||
| ASTM A179 | mutu makariri | A179 | ||
| ASTM A192 | Mutu wera, mutu makariri ranei | A192 | ||
| ASTM A210/SA210 | Mutu wera, mutu makariri ranei | GR.A-1,GR.C | ||
| ASTM A252 | Mutu wera, mutu makariri ranei | GR.1, GR.2,GR.3 | ||
| BS EN10210 | Mutu wera, mutu makariri ranei | S275JRH,S275J0H,S355J0H,S355J2H, me etahi atu | ||
| JIS G3454 | Mutu wera, mutu makariri ranei | STPG370,STPG410 | ||
| JIS G3456 | Mutu wera, mutu makariri ranei | STPG370,STPG410,STPG480 | ||
| Korotahi Steel | JIS G3441 | Mutu wera, mutu makariri ranei | SCM420TK,SCM415TK,SCM418TK,SCM430TK, aha atu | |
| ASTM A213 | Mutu wera, mutu makariri ranei | GR.T11 ,GR.T12,GR.T13 | ||
| ASTM A519 | Mutu wera, mutu makariri ranei | GR.1020,GR.1026,GR.1045，GR.4130, etc | ||
| ASTM A335 | Mutu wera, mutu makariri ranei | GR.P9,GR.P11,GR.P5,GR.P22，GR.P91, etc | ||
| ASTM A333 | Mutu wera, mutu makariri ranei | GR.1, GR.3,GR.4，GR.6, etc |
Ko Botop Steel te kaihanga matua me te toa opaipa maitai me nga ngongoi Haina, kei te penapena me te whakarato i te putorino waro porohita porohita mo te wai me te hinu hinu i roto i te rahi o te 10 OD ki te 660 OD i roto i te matotoru o te 1mm ki te 100mm.Ka hangaia e matou nga paipa maitai waro LSAW kia rite ki nga paerewa o te ao penei i te ASTM, API & DIN.Neke atu i te 8000 tone te paipa raina kore i roto i nga kararehe ia marama, ko te tikanga ka taea e taatau te tuku taonga tonu.Heoi i roto i nga keehi motuhake, mena kaore i te waatea nga putorino waro waro ka taea e taatau te tuku taonga me te wa poto rawa atu ma nga puna mira o te rohe me te kawemai ranei.
He tika te maha o nga ngoikoretanga o te mata hei whakarato i te whakapumautanga o te tau.Ko te koha ka tangohia, ka tapahia ranei i roto i nga rohe o nga whakaritenga mo te roa.Ko te paipa kua oti kia tika tonu.
Ko o tatou paipa maitai katoa me nga hua ngongo ka tukuna ki nga tiwhikete whakamatautau motuhake 3.1, e ai ki te EN 10204. Ko te tiwhikete e ai ki te 3.2 ka taea te whakaae i te wa o te ota.Ka whakaaetia te tirotiro tuatoru (BV, SGS, etc)
Te ingoa o te Kaihanga, tohu ranei
Tau whakakitenga(tau-ra, e hiahiatia ana ranei)
Rahi( OD, WT, roa)
Kōeke( A, B ranei)
Momo paipa( F, E, S ranei)
Te pehanga whakamatautau ( putorino maitai kore noa)
Tau wera
Tetahi atu korero kua tohua i roto i te ota hoko.
Whakaaetanga Ahu:
| Momo Paipa | Rahi Paipa | Whakaaetanga | |
| Kua Tohia Matao | OD | ≤48.3mm | ±0.40mm |
| ≥60.3mm | ±1％mm | ||
| WT | ±12.5％ | ||
Te Tirohanga Taanawaho
Te Tirohanga Matotoru o te Taiepa
Whakamutua te Tirotiro
Te Tirohanga Tika
Tirohanga UT
Te Tirohanga ahua
Ngā Āhuatanga Hangarau:
|
|
|
| A％ |
|
| A | ≥330 | ≥205 | 20 | Kua whakaene |
| B | ≥415 | ≥240 | 20 | Kua whakaene |
| C | ≥485 | ≥275 | 20 | Kua whakaene |
Whakamātautau Āhuatanga Miihini
Whakamatau Piko
Whakamātautau Āhuatanga Miihini
Whakamātautau Pakeke
Pupa kore, paninga pango ( whakaritea);
6" me raro te rahi I roto i nga paihere me nga kotaha miro e rua, etahi atu rahi kei te wewete;
Ko nga pito e rua me nga kaitiaki mutunga;
Ko te pito maama, ko te pito piko;
Te tohu.
Pipa Whakamutunga Beveling
Potae Kirihou
Te Peita Pango me te Tohu
Kaitakai
Paihere me te Kotaha
Te ahua o te kete
Ko te paipa kua whakaritea i raro i tenei whakaritenga e tika ana mo te whakapiko, ki te whakakoi, me nga mahi hanga rite, me te mahi whakapiri.I te wa e paihia ai te maitai, ko te whakaaro ka whakamahia he tikanga whakapiri e tika ana ki te karaehe o te rino me te tikanga mo te whakamahi, te ratonga ranei.
He kaipuke paipa kore ki Qatar
He kaipuke paipa kore ki Pakistan
He kaipuke paipa kore ki Awherika ki te Tonga
