Pipe Irin Irin IrinṢe iru paipu irin ti a ṣe nipasẹ yiyi rinho irin sinu apẹrẹ paipu kan ni igun ajija kan (ti o ni igun) ati lẹhinna alurinmorinwo. O ti lo ni lilo pupọ ni awọn ọna pipaline fun epo, gaasi adayeba ati gbigbe omi.
Iwọn ila opin ti o jẹ ipin ila opin ti paipu, iye ipin ti iwọn paipu. Fun paipu irin irin, iwọn ila opin ti yiyan jẹ igbagbogbo sunmọ si, ṣugbọn ko dogba si, gangan inu tabi ita iwọn ilawọn.
O wa ni igbagbogbo han nipasẹ DN Plus nọmba kan, bii DN200, eyiti o tọka si paipu irin ti o pẹlu iwọn ilahunsage ti 200 mm.
Iwọn ipe Pass ti o wọpọ (DN) sakani:
1. Iwọn iwọn ila opin (DN100 - DN300):
DN100 (4 inches)
DN150 (6 inches)
DN200 (8 inches)
DN250 (10 inches)
DN300 (12 inches)
2. Iwọn alabọde iwọn ila (DN350 - DN700):
DN350 (14 inches)
DN400 (16 inches)
DN450 (18 inches)
DN500 (20 inches)
DN600 (24 inches)
DN700 (28 inches)
3. Iwọn ila opin nla (DN750 - DN1200)
DN750 (30 inches)
DN800 (32 inches)
DN900 (36 inches)
DN1000 (40 inches)
DN1100 (44 inches)
DN1200 (48 inches)
4. Afikun iwọn ila opin nla (DN1300 ati loke)
DN1300 (52 inches)
DN1400 (56 inches)
DN1500 (60 inches)
DN1600 (64 inches)
DN1800 (72 inches)
DN2000 (80 inches)
DN2200 (88 inches)
DN2400 (96 inches)
DN2600 (104 inches)
DN2800 (112 inches)
DN3000 (120 inches)
Isalẹ ipari (od): Od ni iwọn ila opin ti dada ti okuta ajija. Odin ti paipu irin ajija jẹ iwọn gangan ti ita ti paipu. Olda le ṣee gba nipasẹ iwọn tootọ, nigbagbogbo ni milimita (mm).
Iwọn inu ti inu (ID): ID ni iwọn ila opin ti inu ara spiral irin. ID naa jẹ iwọn gangan ti inu ti paipu. Id jẹ iṣiro nigbagbogbo nipasẹ iyokuro lẹẹmeji ni sisanra ogiri lati od ni Millmita (mm) id = OD-2 x
Ibi elo
Irin awọn pipes pẹlu awọn diame ti o yatọ oriṣiriṣi oriṣiriṣi ni awọn ohun elo oriṣiriṣi ni awọn aaye pupọ:
1. Iwọn kekerePiti aaye ssaw(DN100 - DN300): Ti lo wọpọ ni imọ-ẹrọ ilu fun awọn pupo ti agbegbe, fifa omi, awọn opo gaasi, ati bẹbẹ lọ.
2. Iwọn àrinpinPipe SSAW(DN350 - DN700): Ti a lo jakejado ni epo, epo gaasi eefin gaasi ati opo omi. 3. Gẹla iwọn spip spiral nla, DN300): Ti a lo wọpọ ni ẹrọ pipin-omi ti omi, epo fifa omi, abbl.
3.PIP PITAW GIDI(DN750 - DN1200): Ti a lo ninu awọn iṣẹ gbigbe ijinna pipẹ, awọn opo epo, awọn iṣẹ ile-iṣẹ iṣelọpọ titobi, gẹgẹ bi gbigbe ọkọ alabọde.
4. Igbesi iwọn ila-nlaSsaw carbon irin paiti(DN1300 ati loke): nipataki lo fun omi ijinna-ilẹ kọja, epo epo ati gaasi patelines ati awọn iṣẹ amaye-iní miiran.
Iwọn ti o ni iwọn yiyan ati awọn pato miiran ti paripe irin spiramal ti wa ni igbagbogbo ṣe agbejade ni ibarẹ pẹlu awọn ajohunše ti o wulo ati awọn alaye ni pato:
1. international standards: API 5L: applicable to pipeline transportation steel pipe, specifies the size and material requirements of spiral steel pipe ASTM A252: applicable to structural steel pipe, specifies the size and manufacturing requirements of spiral steel pipe.
2. Denateleede National: Gb 9711: Ifẹ si irin irin fun gbigbe irin ti ile-iṣẹ epo, ṣalaye awọn ibeere imọ-ẹrọ ti paipu irin sharal. GB / t 3091: iwulo lati paipu irin ti o ni fifẹ, ṣalaye awọn iwọn ati awọn ibeere imọ-ẹrọ ti paipu irin.
Akoko Post: Sep-02-2024
