Whakaahuatanga | Paerewa | Kōeke |
Pupa Tukino Waro maitai/ Pupa Tukino maitai Alloy | API 5L PSL1&PSL2 | GR.B,X42,X46,X52,X60,X65,X70, etc |
ASTM A53 | GR.A ,GR.B | |
ASTM A106 | GR.A ,GR.B,GR.C | |
API 5CT | J55,K55,N80,L80,P110, etc | |
ASTM A179 | A179 | |
ASTM A192 | A192 | |
ASTM A210/SA210 | GR.A-1,GR.C | |
ASTM A252 | GR.1, GR.2,GR.3 | |
BS EN10210 | S275JRH,S275J0H,S355J0H,S355J2H, me etahi atu | |
JIS G3454 | STPG370,STPG410 | |
DIN2391 | ST35,ST37,ST37.4,ST45,ST52,ST52.4 | |
DIN1629 | ST37,ST44,ST52 | |
JIS G3456 | STPG370,STPG410,STPG480 | |
ASTM A213 | GR.T11 ,GR.T12,GR.T13 | |
ASTM A519 | GR.1020,GR.1026,GR.1045,GR.4130, etc | |
ASTM A335 | GR.P9,GR.P11,GR.P5,GR.P22,GR.P91, etc | |
ASTM A333 | GR.1, GR.3,GR.4,GR.6, etc |
Ko Botop Steel te kaihanga nui me te kaitoi mo nga putorino maitai me nga ngongo i Haina, kei te penapena me te tuku porohita porohita waro maitai putorino mo nga tono wai me te 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.Engari i roto i nga keehi motuhake, mena he taonga oputorino waro maitaikaore i te waatea ka taea e taatau te tuku taonga me te wa poto rawa atu ma nga puna mira o te rohe me te kawemai ranei
To tatou katoapaipa maitaime nga hua ngongo ka tukuna ki te 3.1 nga tiwhikete whakamatautau motuhake, e ai ki te EN 10204. Ko te tiwhikete kia rite ki te 3.2 ka taea te whakaae i te wa o te ota.Ka whakaaetia te tirotiro tuatoru (BV, SGS, etc)
He rawaka te maha o nga ngoikoretanga o te mata tirohanga ki te
whakarato i te whakapumautanga mo te wa e tika ana.
Ko te koha ka tangohia, ka tapahia ranei i roto i te
Tuhinga o mua .Ko te paipa kua oti
kia tika tonu.
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(paipa maitai tuituianake)
Tau wera
Tetahi atu korero kua tohua i roto i te ota hoko.
Koeke me te Hanga Matū (%)
Kōeke | C≤ | Mn | P≤ | S≤ | Si≥ | Cr≤ | Cu≤ | Mo≤ | Ni≤ | V≤ |
A | 0.25 | 0.27-0.93 | 0.035 | 0.035 | 0.10 | 0.40 | 0.40 | 0.15 | 0.40 | 0.08 |
B | 0.30 | 0.29-1.06 | 0.035 | 0.035 | 0.10 | 0.40 | 0.40 | 0.15 | 0.40 | 0.08 |
C | 0.35 | 0.29-1.06 | 0.035 | 0.035 | 0.10 | 0.40 | 0.40 | 0.15 | 0.40 | 0.08 |
Ngā Āhuatanga Hangarau:
|
|
| A% |
|
A | ≥330 | ≥205 | 20 | Kua whakaene |
B | ≥415 | ≥240 | 20 | Kua whakaene |
C | ≥485 | ≥275 | 20 | Kua whakaene |