China Sch40 A53 A106 API Didara to gaju 5L Alaipin ati Welded Carbon Steel Pipe
Akopọ
"Otitọ, Innovation, Rigorousness, ati Imudara" le jẹ ero ti o tẹramọ ti ajo wa, fun igba pipẹ yẹn si isọdọtun, Ni bayi, orukọ iduroṣinṣin ni irin carbon ati Cr Mo Alloy Steel awọn ọja ati gba igbasilẹ orin ti o ga julọ ati awọn ipin nla. lori oja abele ati okeokun.
Ọkan ninu lilo awọn paipu wa ni awọn iṣẹ ina, bii gbigbe omi fun iṣẹ ina, aabo waya ina fun eto wrk ina ati bẹbẹ lọ.
Jọwọ ṣakiyesi, awọn paipu irin ductile, awọn paipu bàbà, awọn paipu alloy, awọn paipu alapọpọ, paipu irin erogba, ati bẹbẹ lọ ni a lo fun awọn paipu ina-ija. Awọn ibeere iwọn yatọ si awọn paipu idi gbogbogbo ati ni awọn ibeere pataki tiwọn. Awọn paipu ija ina ni gbogbogbo nilo lati ya pẹlu awọ pupa tabi Circle pupa. Lati ṣe iyatọ rẹ lati awọn opo gigun ti epo miiran.
Ni iṣẹ gangan, awọn ẹya oriṣiriṣi ti eto aabo ina ni awọn ibeere oriṣiriṣi fun awọn iru paipu ati awọn ohun elo, gẹgẹbi: awọn paipu oke ni awọn paipu ina inu ile, nigbati titẹ ṣiṣẹ eto ba kere ju tabi dogba si 1.20MPa, awọn ọpa oniho irin ti o gbona-dip galvanized le ṣee lo; Nigbati titẹ iṣẹ ba tobi ju 1.20MPa, fifẹ-fifọ galvanized galvanized nipọn paipu irin tabi paipu ti o gbona-dip galvanized seamless, irin pipe yoo ṣee lo; nigbati titẹ ṣiṣẹ eto ba tobi ju 1.60MPa, irin pipe fifẹ galvanized ti o gbona yoo ṣee lo.
Ohun elo
Paipu irin ti ko ni ailopin fun iṣẹ otutu otutu ASTM A106, o dara fun iwọn otutu giga
Akọkọ ite
Ite ti erogba igbekalẹ, irin to gaju: GR.A, GR.B, GR.C
Ohun elo Kemikali
| Akopọ, | |||
| Ipele A | Ipele B | Ipele C | |
| Erogba, max | 0.25A | 0.3B | 0.35B |
| Manganese | 0.27-0.93 | 0.29-1.06 | 0.29-1.06 |
| irawọ owurọ, max | 0.035 | 0.035 | 0.035 |
| Efin, max | 0.035 | 0.035 | 0.035 |
| Silikoni, min | 0.10 | 0.10 | 0.10 |
| Chrome, maxC | 0.40 | 0.40 | 0.40 |
| Ejò, maxC | 0.40 | 0.40 | 0.40 |
| Molybdenum, maxC | 0.15 | 0.15 | 0.15 |
| Nickel, maxC | 0.40 | 0.40 | 0.40 |
| Vanadium, maxC | 0.08 | 0.08 | 0.08 |
| A Fun idinku kọọkan ti 0.01% ni isalẹ iwọn erogba ti o pọju, ilosoke ti 0.06% manganese loke iwọn ti o pọju yoo gba laaye si iwọn 1.35%. | |||
| B Ayafi ti bibẹẹkọ ti ṣalaye nipasẹ ẹniti o ra, fun idinku kọọkan ti 0.01% ni isalẹ iwọn erogba ti o pọju, ilosoke ti 0.06% manganese loke iwọn ti o pọju yoo gba laaye si iwọn 1.65%. | |||
| C Awọn eroja marun wọnyi ni idapo ko gbọdọ kọja 1%. | |||
Mechanical Ini
| Ipele A | Ipele B | Ipele C | ||||||
| Agbara fifẹ, min, psi(MPa) | 48 000 (330) | 60 000 (415) | 70 000 (485) | |||||
| Agbara ikore, min, psi(MPa) | 30 000 (205) | 35 000 (240) | 40 000 (275) | |||||
| Gigun | Yipada | Gigun | Yipada | Gigun | Yipada | |||
| Ilọsiwaju ni 2 in. (50 mm), min,% Ipilẹ elongation o kere ju awọn idanwo ila ilaja, ati fun gbogbo awọn iwọn kekere ni idanwo ni apakan kikun | 35 | 25 | 30 | 16.5 | 30 | 16.5 | ||
| Nigba ti boṣewa yika 2-in. (50-mm) apẹrẹ idanwo gigun ni a lo | 28 | 20 | 22 | 12 | 20 | 12 | ||
| Fun awọn idanwo rinhoho gigun | A | A | A | |||||
| Fun awọn idanwo ila ilaja, iyokuro fun 1/32-in kọọkan. (0.8-mm) idinku ninu sisanra ogiri ni isalẹ 5/16 in | 1.25 | 1.00 | 1.00 | |||||
| A Awọn elongation ti o kere julọ ni 2 in. (50 mm) yoo jẹ ṣiṣe nipasẹ idogba atẹle: | ||||||||
| e=625000A 0.2 / U 0.9 | ||||||||
| fun inch-iwon sipo, ati | ||||||||
| e=1940A 0.2 / U 0.9 | ||||||||
| fun awọn ẹya SI, | ||||||||
| nibo: e = elongation ti o kere julọ ni 2 in. (50 mm), %, yiyi si 0.5% ti o sunmọ julọ, A = agbegbe agbelebu ti apẹrẹ idanwo ẹdọfu, ni.2 (mm2), ti o da lori iwọn ila opin ita ti a pato tabi ipin ti a sọ ni ita iwọn ila opin tabi iwọn apẹrẹ ipin ati sisanra ogiri pato, ti yika si 0.01 in.2 ti o sunmọ julọ (1 mm2) . (Ti agbegbe naa ba ṣe iṣiro jẹ dọgba si tabi tobi ju 0.75 in.2 (500 mm2), lẹhinna iye 0.75 in.2 (500 mm2) yoo ṣee lo.), ati U = agbara fifẹ pàtó kan, psi (MPa). | ||||||||
Ibeere idanwo
Ni afikun si aridaju akopọ kemikali ati awọn ohun-ini ẹrọ, awọn idanwo hydrostatic ni a ṣe ni ẹyọkan, ati awọn idanwo fifẹ ati fifẹ ni a ṣe. . Ni afikun, awọn ibeere kan wa fun microstructure, iwọn ọkà, ati Layer decarburization ti paipu irin ti pari.
Agbara Ipese
Agbara Ipese: 1000 Toonu fun oṣu kan fun Ite ti ASTM SA-106 Pipe Irin
Iṣakojọpọ
Ni awọn edidi Ati Ni Alagbara Onigi apoti
Ifijiṣẹ
Awọn ọjọ 7-14 ti o ba wa ni iṣura, awọn ọjọ 30-45 lati gbejade
Isanwo
30% idogo, 70% L/C tabi B/L daakọ tabi 100% L/C ni oju
Alaye ọja
Tube igbomikana
GB / T5310-2017
ASME SA-106 / SA-106M-2015
ASTMA210 (A210M) -2012
ASME SA-213 / SA-213M
