ASTM A778 Irin Pipe
Sipesifikesonu yii ni wiwa okun taara ati ajija apọju okun welded unannealed austenitic alagbara, irin tubular awọn ọja ti a pinnu fun iwọn kekere ati iwọntunwọnsi ati iṣẹ ipata nibiti itọju ko ṣe pataki fun resistance ipata.Awọn ọja tubular yoo ṣee ṣe lati inu irin ti yiyi alapin, okun, tabi awo nipasẹ ilana alurinmorin idabobo.
Irin wa jẹ olutaja ti a mọ ati olupin ti ASTM A778 Austenitic Stainless Steel Tubes, eyiti o ni nọmba awọn abuda nla lati pese bii agbara, agbara giga, ẹri ipata, ati bẹbẹ lọ.Ipele giga ti irin ati imọ-ẹrọ ti o ga julọ ni a ṣepọ ninu iṣelọpọ awọn ọpọn wọnyi.A nfun awọn ọja wọnyi si ipari dada ailẹgbẹ fun iwo to dayato ati resistance to dayato si ipata.Ti gbekalẹ ASTM A778 Welded Tubes ti wa ni ṣelọpọ nipasẹ awọn amoye wa ti o gbẹkẹle nipa lilo ipele ti o dara julọ ti irin alagbara.Lati ṣe ibamu si awọn ibeere ti o yatọ ti awọn onibara, a nfun awọn tubes wọnyi ni awọn titobi ti o yatọ, awọn pato ati awọn onipò.Onibara le gba awọn ọja wọnyi lati ọdọ wa ni awọn apẹrẹ oriṣiriṣi bii onigun mẹrin / oval / yika / square ati awọn ẹya profaili miiran ti o ni ibatan gẹgẹbi awọn ibeere wọn.Nitorinaa lati le fun ipo wa lagbara, a n funni ni iṣelọpọ lọpọlọpọ ati didara ti ibiti o ni idaniloju ti awọn ọpọn wọnyi.Atilẹyin nipasẹ imọ-imọ ile-iṣẹ nla wa, a mu awọn tubes wọnyi siwaju si awọn alabara ti a bọwọ fun.
Paipu irin yii jẹ ti iṣelọpọ nipasẹ lilo didara ohun elo ti Ere ati imọ-ẹrọ ilọsiwaju ni tandem si awọn iṣedede iṣeduro lapapọ.Paipu irin ti a gbekalẹ nipasẹ wa ni a ṣe ayẹwo ni awọn ofin ti didara ṣaaju fifun si awọn onibara wa.Awọn tubes ASME SA 778 wọnyi nfunni ni ọpọlọpọ awọn ẹya ara ẹrọ ti o tayọ bi Resistant lodi si ipata, Agbara, Agbara, Aini-ibajẹ, Agbara fifẹ giga, Ipari Fine, Gbẹkẹle, Resistance lodi si abrasion, Ipari pipe, Ikole to lagbara, Ti o tọ giga, resistance giga, Gigun aye, Iye owo to munadoko, Rọrun lati fi sori ẹrọ, Ti o tọ, Agbara giga, Le farada titẹ soaring ati bẹbẹ lọ.
Yi sipesifikesonu ni wiwa welded unannealed tubular awọn ọja 3 in. (75 mm) nipasẹ 48 inch.(1200 mm) ni ita opin ati ni ipin odi sisanra ti 0.062 in. (1.5 mm) nipasẹ 0.500 in. (12.5 mm) ti a ṣe si yi sipesifikesonu.Awọn ọja tubular ti o ni awọn iwọn ila opin miiran, tabi sisanra ogiri, tabi awọn mejeeji le wa ni ipese ti o ba ni ibamu pẹlu gbogbo awọn ibeere miiran ti sipesifikesonu yii.
| Iṣọkan Kemikali(%) | |||||||||||
| Ipele | C | Si | Mn | P | S | Cr | Ni | Mo | N | Cu | |
| 201 | ≤0.15 | ≤0.75 | 5.5 ~ 7.5 | ≤0.060 | ≤0.03 | 16.00 ~ 18.00 | 3.5 ~ 5.5 | - | - | 0.08 | 1.5 |
| 202 | ≤0.15 | ≤1.00 | 7.5 ~ 10.00 | ≤0.060 | ≤0.03 | 17.00 ~ 19.00 | 4.0 ~ 6.0 | - | ≤0.25 | ||
| 301 | ≤0.15 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 16.00 ~ 18.00 | 6.00 ~ 8.00 | - | |||
| 302 | ≤0.15 | ≤1.00 | ≤2.00 | ≤0.035 | ≤0.03 | 17.00 ~ 19.00 | 8.00 ~ 10.00 | - | |||
| 304 | ≤0.07 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 18.00 ~ 20.00 | 8.00 ~ 10.50 | - | |||
| 304L | ≤0.030 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 18.00 ~ 20.00 | 9.00 ~ 13.00 | - | |||
| 310S | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 24.00 ~ 26.00 | 19.00 ~ 22.00 | - | |||
| 316 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 16.00 ~ 18.00 | 10.00 ~ 14.00 | 2.00 ~ 3.00 | |||
| 316L | ≤0.03 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 16.00 ~ 18.00 | 12.00 ~ 15.00 | 2.00 ~ 3.00 | |||
| 321 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 17.00 ~ 19.00 | 9.00 ~ 13.00 | - | |||
| 430 | ≤0.12 | ≤0.75 | ≤1.00 | ≤0.040 | ≤0.03 | 16.00 ~ 18.00 | - | ||||
| 2205 | ≤0.03 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.015 | 22.00 ~ 23.00 | 4.5 ~ 6.5 | 2.5 ~ 3.5 | |||
| 2507 | ≤0.03 | ≤0.08 | ≤1.20 | ≤0.035 | ≤0.015 | 24.00 ~ 26.00 | 6.00 ~ 8.00 | 3.0 ~ 5.0 | |||
| 904L | ≤0.02 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.035 | 19.00 ~ 23.00 | 23.00 ~ 28.00 | 4.0 ~ 5.0 | 1.0 ~ 2.0 | ||
| INCONEL 028 | ≤0.03 | ≤1.00 | ≤2.50 | ≤0.030 | ≤0.030 | ≤28.0 | ≤34.0 | ≤4.0 | ≤1.4 | ||
| OWO 400 | ≤0.30 | ≤0.5 | ≤2.00 | - | ≤0.024 | - | ≥63.0 | - | ≤34.0 | ||
| INCONEL 800 | ≤0.10 | ≤1.00 | ≤1.50 | - | ≤0.015 | ≤23.0 | ≤35 | 4.0 ~ 5.0 | - | ≤0.75 | Ti≤0.6 Al≤0.6 |
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