Ubwiza Bwiza Ubushinwa Bishyushye DIP Sch40 A53 API 5L Gr. B Ikidodo / Ikizunguruka kizunguruka / ERW / Umuyoboro wa Carbone Umuyoboro
Incamake
Tuzakora ibishoboka byose kugirango umuntu abe indashyikirwa kandi adasanzwe, kandi yihutishe intambwe zacu zo guhagarara imbere yurwego rwisi yose yo mu rwego rwo hejuru ndetse n’ikoranabuhanga rikomeye kuri A53 Gr. B Umuyoboro wa Carbone Steel / Welded, Turakwishimiye gusura uruganda rwacu kandi dutegereje kuzashyiraho umubano wubucuti nabakiriya murugo ndetse no mumahanga mugihe cya vuba. Ibicuruzwa byacu byose nibisubizo byujuje ubuziranenge mpuzamahanga kandi birashimwa cyane kumasoko atandukanye kwisi. Niba ushishikajwe nibicuruzwa byacu cyangwa ukaba wifuza kuganira kubitumenyetso byabigenewe, ibuka kutumva neza. Twategereje gushiraho umubano mwiza mubucuruzi nabakiriya bashya mugihe cya vuba.
ASTM A53 igaragaza ibisabwa kugirango umuyoboro wumukara utagira ikidodo / weld wirabura kandi ushyushye-ushyizwemo ibyuma byifashishwa muri rusange. Ibyuma byashyizwe ku rutonde bigomba gutunganyirizwa mu itanura rifunguye, ogisijeni ya alkaline cyangwa itanura ry’amashanyarazi, kandi bigomba kuba bifite imiti ikurikira: karubone, manganese, fosifore, sulfure, umuringa, nikel, chromium, molybdenum na vanadium. Umuyoboro ugomba kuba udafite kashe cyangwa gusudira. Ibizamini bya Tensile, kunama no gusibanganya bigomba gukorwa kugirango harebwe niba bigomba kuba byujuje ubuziranenge busanzwe. Ikizamini cya hydrostatike kigomba gukorwa, kandi ntagisohoka mumubiri weld cyangwa umuyoboro. Ibizamini by'amashanyarazi bidasenya bigomba gukorwa kugirango ubwinshi bwumuyoboro bugomba kuba bujuje ubuziranenge. Niba bibaye ngombwa kwemeza ko umuyoboro wujuje ibyangombwa bisabwa, umuguzi afite uburenganzira bwo gukora igenzura n’ibizamini byavuzwe muri iki cyerekezo.
ASTM A 53 ikwiranye na sisitemu yo kuvoma igitutu, imiyoboro y'imiyoboro hamwe n'imiyoboro rusange igamije ubushyuhe bwa dogere 350. Muri byo, icyiciro cya Gr.B nicyuma gikoreshwa cyane, hamwe nimbaraga zacyo zingana ≥ 415 (MPa) kandi zitanga imbaraga ≥ 240 (MPa).
Gusaba
Irakoreshwa Cyane kubice byingufu nigitutu, no mubikorwa rusange ibyuka, amazi, gaze numuyoboro wikirere.
Icyiciro rusange
GR.A, GR.B.
Ibigize imiti
Icyiciro | Ibigize% , ≤ | ||||||||
C | Mn | P | S | CuA | NiA | CrA | MoA | VA | |
S ubwoko pipe umuyoboro udafite icyerekezo) | |||||||||
GR.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 Ubwoko ist Kurwanya imiyoboro isudira) | |||||||||
GR.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 |
Ubwoko bwa F ur Umuyoboro wo gusudira ( | |||||||||
A | 0.30B | 1.20 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
A Igiteranyo cyibi bintu bitanu ntigomba kurenza 1.00%。
B Kuri buri 0.01% kugabanuka mubintu byinshi bya karubone, ibyinshi bya manganese biremewe kwiyongera 0,06%, ariko ntarengwa ntibishobora kurenga 1.35%.
C Buri 0.01% igabanuka mubintu byinshi bya karubone bizatuma ibipimo bya manganese byiyongera 0,06%, ariko ntarengwa ntibigomba kurenga 1.65%.
Umutungo wa mashini
ikintu | GR.A | GR.B |
imbaraga zingana, ≥, psi [MPa] Imbaraga Zitanga, ≥, psi [MPa] Gauge 2in.kandi kurambura 50mm | 48 000 [330] 30 000 [205] A, B. | 60 000 [415] 35 000 [240] A, B. |
A Uburebure ntarengwa bwo gupima uburebure bwa 2in. (50mm) bizagenwa na formula ikurikira :
e = 625000 (1940) A.0.2/U0.9
e = kurambura byibuze igipimo cya 2in. (50mm), ijanisha ryegereye hafi 0.5%;
A. kandi Iragereranijwe na 0,75in.2 (500mm2), iyaba ari nto.
U = yerekanwe byibuze imbaraga zingana, psi (MPa).
B Kubintu bitandukanye byubunini butandukanye bwikigereranyo cyikigereranyo kandi byateganijwe byibuze imbaraga zingana, uburebure ntarengwa busabwa bwerekanwe kumeza X4.1 cyangwa Imbonerahamwe X4.2, ukurikije ibisabwa.
Ibisabwa
Ikizamini cya Tensile, ikizamini cyo kunama, ikizamini cya hydrostatike, ikizamini cyamashanyarazi kidafite ingufu.
Gutanga Ubushobozi
Ubushobozi bwo Gutanga: Toni 2000 Kwezi Kurupapuro rwa ASTM A53 / A53M-2012 Umuyoboro wibyuma
Gupakira
Muri Bundles No Mubisanduku Bikomeye
Gutanga
Iminsi 7-14 niba mububiko, iminsi 30-45 yo gutanga
Kwishura
30% kubitsa, 70% L / C cyangwa B / L kopi cyangwa 100% L / C ukireba