Seamless kua raj yog carbon steel kav ua rau tus qauv GB / T 8163, nrog tensile lub zog ntawm 410 mus rau 550 MPa thiab yield zog siab tshaj 245 MPa. Lawv muaj cov phab ntsa du thiab muaj zog tiv thaiv, ua rau lawv siv dav rau kev xa dej, roj, roj, thiab chav ua haujlwm hauv kev lag luam.
Khoom Parameters
|
Yam khoom |
Kev piav qhia |
|
Txuj |
GB / T 8163 - Seamless steel kav rau kev thauj mus los |
|
Qib khoom |
10 #, 20 #, Q345, los yog sib npaug carbon steel qib |
|
Kev tsim khoom |
Kub- dov los yog txias - kos cov txheej txheem seamless |
|
Sab nraud Diameter Range (OD) |
10mm-630 hli |
|
Phab ntsa Thickness Range (WT) |
1.5mm-60mm |
|
Ntev |
4 m - 12 m (kev cai ntev muaj) |
|
Surface condition |
Dub, oiled, galvanized, los yog phosphate-coated tiav |
|
Tensile zog |
410 - 550 MPa (rau Qib 20) |
|
Yield zog |
Ntau dua lossis sib npaug li 245 MPa |
|
Elongation |
Ntau dua lossis sib npaug li 20% |
|
Ua Haujlwm Siab |
Txog li 10 MPa nyob ntawm cov yeeb nkab loj thiab phab ntsa thickness |
|
Ua haujlwm kub |
-40℃rau +400 degree |
Tso cai Deviation Levels rau Standardized Outer Diameter ntawm Carbon Steel Yeeb Nkab
|
Qib ntawm kev sib txawv |
Tso cai sib txawv ntawm standardized txheej kab |
|
D1 |
± 1.5% ± 0.75 hli |
|
D2 |
± 1.0% Qhov tsawg kawg nkaus ± 0.50 hli |
|
D3 |
± 0.75% ± 0.30 hli |
|
D4 |
± 0.50% ± 0.10 hli |
Cim npe nrov: Tuam Tshoj seamless kua raj manufacturers, lwm tus neeg, Hoobkas
