Zosasunthika za Chitoliro Choyaka Chothira Chothira
Zokhazikika:ASTM A53/A53M-2012
Gulu la Gulu: G.A,GR.B,Etc
makulidwe: 1-100 mm
Diameter Yakunja (Yozungulira): 10 - 1000 mm
Utali: Utali wokhazikika kapena kutalika kwachisawawa
Maonekedwe a Gawo: Chozungulira
Malo Ochokera: China
Chitsimikizo: ISO9001:2008
Aloyi Kapena Ayi: ayi
Ntchito: mphamvu ndi kukakamiza mbali, komanso cholinga nthunzi, madzi, mpweya ndi mapaipi mpweya
Chithandizo Chapamwamba: Monga kufunikira kwa kasitomala
Njira: Kutenthetsa Kutentha kapena Kuzizira Kwambiri
Chithandizo cha kutentha: Annealing/Normalizing/Stress Relieving
Chitoliro Chapadera: Chitoliro Chachikulu cha Khoma
Kagwiritsidwe: pazigawo zamphamvu ndi zokakamiza, pazolinga zonse
Mayeso: ECT/UT
Amagwiritsidwa ntchito makamaka pazigawo zamphamvu ndi zokakamiza, komanso pazolinga zonse za nthunzi, madzi, gasi ndi mapaipi amlengalenga.
G.A, GR.B
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%.
chinthu | G.A | GR.B |
kulimba kwamphamvu, ≥, psi [MPa] Zokolola Mphamvu, ≥, 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.
Kuyesa kwamphamvu, kuyesa kupindika, kuyesa kwa hydrostatic, kuyesa kwamagetsi osawononga ma welds.
Kuthekera Kopereka: Matani 2000 pamwezi Pagulu lililonse la ASTM A53/A53M-2012 Pipe yachitsulo
M'mitolo Ndipo M'bokosi Lamphamvu Lamatabwa
7-14 masiku ngati katundu, 30-45 masiku kupanga
30% depsoit, 70% L/C kapena B/L buku kapena 100% L/C pakuona