NI pato FUN LSAW irin PIPE | |
1.Iwọn | 1) OD: 406mm-1500mm |
2) Iwọn odi: 8mm-50mm | |
3)SCH20,SCH40,STD,XS,SCH80 | |
2. Standard: | ASTM A53, API 5L,EN10219,EN10210,ASTM A252ASTM A500 ati be be lo |
3.Material | ASTM A53 Gr.B, API 5L Gr.B,X42,X52,X60,X70,X80,S235JR,S355J0H,ati be be lo |
4. Lilo: | 1) omi titẹ kekere, omi, gaasi, epo, paipu laini |
2) pipe paipu, pipe piling ikole | |
3) odi, paipu ilẹkun | |
5.Aso | 1) Agbo 2) Dudu (ti a bo varnish) 3) Galvanized 4) Epo 5) PE, 3PE, FBE, comosion sooro ti a bo, Anti ipata bo |
6.Technique | gigun welded irin pipe |
7. Ayewo: | Pẹlu Idanwo Hyd raulic, Eddy Current, RT, UT tabi ayewo nipasẹ ẹni kẹta |
8.Ifijiṣẹ | Apoti, Ọkọ nla. |
9.Nipa Didara wa: | 1) Ko si bibajẹ, ko si tẹ 2) ko si burrs tabi didasilẹ egbegbe ko si si ajeku 3) Ọfẹ fun oiled&siṣamisi 4) Gbogbo awọn ẹru le ṣe ayẹwo nipasẹ ayewo ẹnikẹta ṣaaju gbigbe |
Imọ-ẹrọ ti Ilu Họngi Kọngi
Engineering irú ti Qatar
Imọ-ẹrọ ọran ti Tọki
Gigun Submerged-arc Welded(LSAW) Pipe gba imọ-ẹrọ alurinmorin arc submerged, ni lilo alurinmorin kikun, ṣiṣan aabo patiku ti a sin arc.
LSAW jẹ abbreviation English ti aaki submerged welded taara pelu irin paipu.Ilana iṣelọpọ ti arc submerged welded taara okun irin paipu pẹlu imọ-ẹrọ didasilẹ JCOE, okun ti n ṣe imọ-ẹrọ alurinmorin arc ati imọ-ẹrọ ṣiṣe UOE.
Ilana ti iṣelọpọ gigun-igi-aaki Welded (LSAW) Pipe jẹ bi atẹle:
Ultrasonic awo probing → eti milling → ami-tẹ → lara → Pre-alurinmorin → Ti abẹnu alurinmorin → Ita alurinmorin → Ultrasonic ayewo → X-ray ayewo → Imugboroosi → eefun ti igbeyewo →l.Chamfering → Ayewo Ultrasonic → Ayewo X-ray → Ayewo patiku oofa ni ipari tube
Awọn ibeere fifẹ | |||
Ipele 1 | Ipele 2 | Ipele 3 | |
Agbara fifẹ, min, psi (MPa) | 50 000 (345) | 60000 (415) | 66000 (455) |
Aaye ikore tabi agbara ikore, min, psi(MPa) | 30000 (205) | 35000 (240) | 45000 (310) |
Ipilẹ elongation ti o kere ju fun awọn sisanra odi ipin% 6 in. (7.9 mm) tabi diẹ sii: Ilọsiwaju ni 8 in. (203.2 mm), min,% Elongation ni 2 in. (50.8 mm), min,% | 18 30 | 14 25 | ... 20 |
Fun awọn sisanra odi ti o kere ju% 6 in. (7.9 mm), iyokuro lati ipilẹ elongation ti o kere julọ ni 2 in. (50.08 mm) fun Vzi kọọkan - in. (0.8 mm) dinku ni sisanra odi ipin ni isalẹ% 6 in. (7,9 mm), ni ogorun ojuami | 1.5A | 1.25A | 1.0A... |
Idanwo Hydrostatic
NDT (RT) Idanwo
Idanwo NDT (UT).
Idanwo atunse-ipari pipe ti paipu yoo duro ni titọ tutu nipasẹ 90 ° ni ayika mandrel iyipo kan.
Idanwo fifẹ-botilẹjẹpe idanwo ko nilo, pipe yoo ni anfani lati pade awọn ibeere idanwo fifẹ.
Idanwo Hydro-aimi-ayafi bi a ti gba laaye, gigun kọọkan ti paipu yoo wa labẹ idanwo hydro-aimi laisi jijo nipasẹ odi paipu.
Idanwo ina mọnamọna ti kii ṣe iparun-gẹgẹbi yiyan si idanwo hydro-aimi, ara kikun ti paipu kọọkan ni yoo ni idanwo pẹlu idanwo ina mọnamọna aibikita.nibiti a ti ṣe idanwo ina mọnamọna ti ko ni iparun, awọn ipari ni yoo samisi pẹlu awọn lẹta”NDE”
Awọn idanwo ultrasonic
Ayẹwo eddy lọwọlọwọ
Igboro paipu, dudu ti a bo (adani);
Mejeeji pari pẹlu awọn oluṣọ opin;
Ipari pẹtẹlẹ, opin bevel;
Siṣamisi.
Ita Opin | Iwọn ita ti awọn piles paipu ko ni yatọ ju ± 1% lati iwọn ila opin ita ti a ti sọ tẹlẹ. | ||
Odi sisanra | Sisanra ogiri ni aaye eyikeyi kii yoo jẹ diẹ sii ju 12.5% labẹ sisanra ogiri ipin ti a sọtọ. | ||
Awọn ipari | Awọn piles paipu ni a gbọdọ pese ni awọn ipari laileto kan, gigun laileto ilọpo meji, tabi ni awọn ipari aṣọ bi pato ninu ilana rira, ni ibamu pẹlu awọn opin atẹle: | Nikan ID gigun | 16 si 25ft (4.88 si 7.62mm), inch |
Double ID gigun | Ju 25ft (7.62m) pẹlu aropin to kere ju ti 35ft (10.67m) | ||
Awọn ipari aṣọ | ipari bi pato pẹlu iyatọ iyọọda ti ± 1 in. | ||
Iwọn | Gigun kọọkan ti opoplopo paipu ni a gbọdọ ṣe iwọn lọtọ ati iwuwo rẹ ko le yatọ ju 15% ju tabi 5% labẹ iwuwo imọ-jinlẹ rẹ, iṣiro ni lilo ipari rẹ ati iwuwo rẹ fun ipari ẹyọkan. |