Iroyin
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API 5L/ASTM A53 GR.B (Pipu Irin ERW Yiyi Gbona)
API 5L/ASTM A53 GR.B (Hot Rolled ERW Steel Pipe) Ita Diamita Odi Sisanra EXW Ita Iwọn Iwọn odi Sisanra EXW 外径 (mm) 壁厚 (mm) USD/TON 外径 (mm) 壁厚 (mm) USD/ TON 219,245 5.0-11.75 992.25 426 5.75-11.75 1025.50 273 5.0-11.75 992.25 12.5-13.75 1033.26 1305-Ka siwaju -
API 5L GR.B/ASTM A53 GR.B (PiPE IRIN ERW ti o gbooro sii)
API 5L GR.B/ASTM A53 GR.B (PiPE ERW gbigbona gbigbona) Odi ita ita Dimita Sisanra EXW ita Iwọn Iwọn odi Sisanra EXW 外径 (mm) 壁厚 (mm) USD/TON 外径 (mm) 壁徎) USD/TON 245, 273 5.0-9.28 903.46 450, 457, 508, 530 6.5-11.98 941.88 9.45-9.98 906.21 12.0-14.5 948.Ka siwaju -
Pipeline weld ilana ayewo
Titẹ paipu weld irisi ipilẹ awọn ibeere Ṣaaju ki o to titẹ paipu ṣe awọn nondestructive igbeyewo, visual ayewo ti weld se ayewo olori yẹ ki o pade awọn ibeere.Awọn ibeere gbogbogbo fun irisi weld paipu titẹ ati didara dada ti awọn isẹpo welded jẹ atẹle yii: alurinmorin sho ...Ka siwaju -
Pipe quenching ati tempering
Pipa paipu jẹ kikan si iwọn otutu to ṣe pataki, akoko idaduro, ati lẹhinna yarayara sinu oluranlowo lile si iwọn otutu lojiji dinku si iwọn ti o tobi ju iwọn itutu agbaiye to ṣe pataki ti itutu agbaiye iyara, a gba martensite ti o da lori kii ṣe iwọntunwọnsi microstructure ooru itọju pade .. .Ka siwaju -
Ooru paipu ilana
Ilana ti paipu igbona: paipu igbona gbogbogbo jẹ tube iyipo ti o ṣofo, eyiti apakan aaye naa kun pẹlu omi ti o ni irọrun evaporating.Nigbagbogbo ṣetọju ipo igbale ninu tube, lakoko ti o jọra laarin evaporation ti iwọn otutu omi ati iwọn otutu ibaramu.Nigbati ooru ba jẹ ab...Ka siwaju -
Imọ-ẹrọ wiwa ti opo gigun ti epo epo ati ohun elo
Awọn jo ni akọkọ epo pipeline nṣiṣẹ ikuna.Paapa ni odun to šẹšẹ, opo gigun ti epo ni lati Punch awọn ji daradara ipata perforation Abajade ni awọn idasonu ṣẹlẹ oyimbo nigbagbogbo, isẹ dabaru pẹlu awọn deede gbóògì, nfa tobi aje adanu, nikan Shengli Oilfield annua ...Ka siwaju