High Quality China Gulu mtundu Seamless/ERW welded Stainless/Carbon/Aloyi Galvanized Square/wozungulira Seamless Boiler/Heat Exchanger Steel Pipe
Mwachidule
Cholinga chathu nthawi zonse ndikukulitsa kukhala opanga zida zamakono zamakono ndi zoyankhulirana zaukadaulo wamakono popereka mapangidwe owonjezera mtengo, kupanga apamwamba kwambiri padziko lonse lapansi, ndi kuthekera kokonzanso kwa Seamless/ERW welded Stainless/Carbon/Alloy Galvanized Square/round Seamless Steel Pipe, Zogulitsa zathu zatumiza ku Mid East, Europe, Korea, Vietname, Iraq, Russia ndi mayiko ena. Mukuyembekezera kupanga mgwirizano wabwino kwambiri komanso wokhalitsa limodzi ndi inu m'tsogolomu! Tili ndi mayankho abwino kwambiri komanso kugulitsa kwaukadaulo ndi timu yaukadaulo.Ndi chitukuko cha kampani yathu, timatha kubweretsa makasitomala abwino kwambiri, chithandizo chabwino chaukadaulo, ntchito yabwino yotsatsa pambuyo pogulitsa.
Kugwiritsa ntchito
Amagwiritsidwa ntchito makamaka pazigawo zamphamvu ndi zokakamiza, komanso pazolinga zonse za nthunzi, madzi, gasi ndi mapaipi amlengalenga.
Main Grade
G.A, GR.B
Chigawo cha Chemical
| Gulu | Gawo % ≤ | ||||||||
| C | Mn | P | S | KuA | NdiA | CrA | MoA | VA | |
| Mtundu wa S (chitoliro chopanda msoko) | |||||||||
| G.A | 0.25B | 0.95 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
| GR.B | 0.30C | 1.20 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
| E mtundu (Resistance welded chitoliro) | |||||||||
| G.A | 0.25B | 0.95 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
| GR.B | 0.30C | 1.20 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
| F mtundu (Chitoliro Chowotcherera cha Ng'anjo) | |||||||||
| A | 0.30B | 1.20 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
A Chiwerengero cha zinthu zisanu izi sichiyenera kupitirira 1.00%.
B Pakuchepa kulikonse kwa 0.01% muzambiri za kaboni, kuchuluka kwa manganese kumaloledwa kuwonjezeka ndi 0.06%, koma kuchuluka kwake sikungapitirire 1.35%.
C Kuchepa kulikonse kwa 0.01% muzambiri za kaboni kumapangitsa kuti manganese achuluke ndi 0.06%, koma kuchuluka kwake kuyenera kusapitilira 1.65%.
Mechanical Property
| chinthu | G.A | GR.B |
| kulimba kwamphamvu, ≥, psi [MPa] Mphamvu Zokolola, ≥, psi [MPa] Gauge 2 in. kapena 50mm elongation | 48 000 [330]30 000 [205]A,B | 60 000 [415]35 000 [240]A,B |
A Kutalikitsa kocheperako kwa kutalika kwa gauge 2in. (50mm) zidzatsimikiziridwa ndi chilinganizo zotsatirazi:
e=625000(1940)A0.2/U0.9
e = kutalika kochepa kwa geji 2in. (50mm), peresenti yozungulira mpaka 0.5% yapafupi;
A = Kuwerengedwa molingana ndi kukula kwakunja kwa chubu chodziwika bwino kapena m'lifupi mwadzina lachitsanzo chokhazikika komanso makulidwe ake a khoma, ndikuzunguliridwa kudera lapafupi kwambiri lachitsanzo chokhazikika cha 0.01 in.2 (1 mm2), ndipo Imafananizidwa ndi 0.75in.2 (500mm2), iliyonse yomwe ili yaying'ono.
U = mphamvu yocheperako yokhazikika, psi (MPa).
B Pamitundu yosiyanasiyana yamitundu yosiyanasiyana yamayeso oyeserera komanso mphamvu zocheperako zokhazikika, kutalika kocheperako kumawonetsedwa mu Table X4.1 kapena Table X4.2, malingana ndi kagwiritsidwe ntchito kake.
Chofunikira Choyesa
Kuyesa kwamphamvu, kuyesa kupindika, kuyesa kwa hydrostatic, kuyesa kwamagetsi osawononga ma welds.
Kupereka Mphamvu
Kuthekera Kopereka: Matani 2000 pamwezi Pagulu lililonse la ASTM A53/A53M-2012 Pipe yachitsulo
Kupaka
M'mitolo Ndipo M'bokosi Lamphamvu Lamatabwa
Kutumiza
7-14 masiku ngati katundu, 30-45 masiku kubala
Malipiro
30% depsoit, 70% L/C kapena B/L buku kapena 100% L/C pakuona
Tsatanetsatane wa Zamalonda
Boiler Tube
GB/T 8162-2008
ASTM A519-2006
Chithunzi cha EN10210-1-2006
ASTM A53/A53M-2012
GB9948-2006
GB6479-2013
