ASTM A53 Qib Byog tus qauv specification tsim los ntawm ASTM (American Society for Testing and Materials) rau dub thiab kub-dip galvanized, welded thiab seamless steel yeeb nkab. ASTM A53 Qib B ERW (Electric Resistance Welded) steel yeeb nkab yog feem ntau siv hauv ntau qhov kev lag luam los thauj dej, roj thiab roj. Hauv qab no yog qee qhov tseem ceeb thiab cov ntsiab lus ntawm ASTM A53 Qib B ERW steel yeeb nkab.
Qib thiab tshuaj muaj pes tsawg leeg (%) ntawm ASTM A53 Qib B ERW Steel Yeeb Nkab:
|
Hom
|
Qib |
C Tsawg dua los yog sib npaug |
M Tsawg dua los yog sib npaug |
P Tsawg dua lossis sib npaug |
S Tsawg dua los yog sib npaug |
Cu Ntau dua lossis sib npaug |
Ni tsawg dua los yog sib npaug |
Mo Less tshaj los yog sib npaug |
|
Hom E (electric resistance welded) |
A |
0.25 |
0.95 |
0.05 |
0.045 |
0.4 |
0.4 |
0.08 |
|
B |
0.3 |
1.2 |
0.05 |
0.045 |
0.4 |
0.4 |
0.08 |
Mechanical Properties ntawm ASTM A53 Qib B ERW Hlau Yeeb Nkab:
|
Qib
|
Rm Mpa Tensile zog |
Mpa Yield Point |
Elongation |
Kev Xa Khoom |
|
A |
Ntau dua lossis sib npaug rau 330 |
Ntau dua lossis sib npaug rau 205 |
20 |
Annealed |
|
B |
Ntau dua lossis sib npaug li 415 |
Ntau dua lossis sib npaug li 240 |
20 |
Annealed |
Daim ntawv thov:
ASTM A53 Qib B ERW steel yeeb nkab feem ntau yog siv rau kev xa dej, roj, ncu, cua, roj, thiab lwm yam dej. Nws pom cov ntawv thov hauv ntau qhov kev lag luam, suav nrog kev tsim kho, kev tsim vaj tsev, roj thiab roj, thiab kev tsim vaj tsev dav dav.
Kev kuaj thiab tshuaj xyuas:
A53 Qib B cov kav dej raug kuaj xyuas kom ua raws li ASTM A53 / A53M specifications. Cov kev ntsuam xyuas feem ntau suav nrog kev sim hydrostatic, kev ntsuas hluav taws xob tsis muaj kev puas tsuaj (Eddy Current thiab Ultrasonic), thiab kev kuaj xyuas qhov ntev.
Founded hauv 2008, Gnee Company yog cov chaw tsim khoom thiab kev pabcuam ntawm ntau yam tshwj xeeb seamless steel kav, tshwj xeeb hauv kev tsim cov kav dej, cov kav dej boiler, cov kav dej alloy, cov kav dej hauv tsheb, cov kav dej hiav txwv, thiab lwm yam. Peb muaj cov khoom siv ntau lawm, txaus. cov khoom muag, thiab ntau tus neeg koom tes.
Peb tau cog lus rau R & D, kev tsim khoom thiab kev pabcuam ntawm ntau hom tshwj xeeb seamless steel kav. Nrog cov khoom lag luam zoo, cov kev pabcuam zoo thiab tus nqi tsim nyog, peb tau xa tawm mus rau ntau dua 50 lub tebchaws thiab thaj chaw hauv Tebchaws Europe, Tebchaws Meskas, Middle East, Southeast Asia, thiab Africa.
