Spiral welded irin pipe

Ajija welded, irin pipe ni a tun mo bi ajija, irin pipe ati ajija welded pipe, eyi ti o ti lo kekere erogba, irin tabi alloy irin ila kekere ni ibamu si awọn igun ti awọn ajija ila (ti a npe ni awọn lara igun) ti yiyi sinu kan tube, ati ki o tube welded papo ṣe, o le jẹ kan dín rinhoho gbóògì ti o tobi opin irin pipe.A lo okun ni akọkọ fun awọn opo gigun ti epo ati gaasi, awọn pato rẹ OD * sisanra ogiri.Alurinmorin ẹgbẹ ati ni ilopo-apa alurinmorin ajija welded paipu yẹ ki o rii daju wipe awọn hydrostatic igbeyewo, awọn fifẹ agbara ti awọn weld ati tutu atunse iṣẹ ti a beere.

(1) awọn gbigbe ito titẹ ajija submerged arc welded pipe: o kun lo fun gbigbe epo, adayeba gaasi opo;

(2) gbigbe ito titẹ ga igbohunsafẹfẹ welded irin oniho pẹlu ajija pelu: welded ga-igbohunsafẹfẹ ipele alurinmorin ọna fun titẹ ito gbigbe ajija ga-igbohunsafẹfẹ welded irin pipe.Agbara ti paipu irin labẹ titẹ, ṣiṣu ṣiṣu ti o dara, irọrun ti alurinmorin ati ilana ilana;

(3) gbigbe ito titẹ kekere ajija submerged arc welded, irin pipe: ilọpo meji-apakan laifọwọyi alurinmorin arc tabi alurinmorin apa kan sinu eto ofin fun ito titẹ kekere bi omi, gaasi, afẹfẹ ati nya si pẹlu paipu arc welded.

Ailopinirinpaipu

Awọn abuda ọja pipe pipe:
1. Ayẹwo ilana ilana tube ti ko ni ailopin: idanwo fifẹ, idanwo fifẹ, idanwo ipa, idanwo flaring, idanwo líle, idanwo metallographic, idanwo atunse, idanwo aiṣedeede (pẹlu eddy lọwọlọwọ X-ray ati idanwo ultrasonic).

2.Seamless pipe kemikali onínọmbà: awọn kemikali tiwqn ti awọn ohun elo fun kemikali onínọmbà, kemikali tiwqn lati pade awọn boṣewa awọn ibeere.

3.Seamless pipe titẹ ati igbeyewo hydrostatic jẹ fun tube titẹ nipasẹ sinu igbeyewo hydrostatic, eyi ti ko ṣe itọju iye titẹ ti a ti kọ silẹ ti ko kere ju 5 aaya, kii ṣe lati ṣe afihan, iṣeduro titẹ agbara hydraulic ti o wa ni deede jẹ 2.45MPa titẹ idanwo naa jẹ P = 0.5MPAa.

4.The ipata igbeyewo: ise ipata-sooro irin pipe ni ibamu si boṣewa ilana tabi adehun laarin awọn ipata ti irin pipe ipata resistance igbeyewo, ko si intergranular ipata.

Awọn abuda kan ti paipu ailopin
(1) ita opin jẹ kere.

(2) Ga konge le ṣe kekere titobi ti aise.

(3) paipu irin ti o tutu pẹlu pipe to gaju ati didara dada ti o dara.

(4) agbegbe agbelebu paipu irin jẹ eka sii.

(5) irin paipu superior išẹ, jo ipon irin.