Yuav kom ua tau raws li cov neeg siv khoom txaus siab tshaj qhov xav tau, peb muaj peb pab neeg muaj zog los muab peb cov kev pabcuam zoo tshaj plaws uas suav nrog kev lag luam, kev muag khoom, kev tsim qauv, kev tsim khoom, kev tswj xyuas zoo, kev ntim khoom, kev khaws khoom thiab kev xa khoom rau ASTM A53 Gi Welded ERW Pipes Mild Low Carbon Round Galvanized Steel Tube, Peb ua raws li kev kho kom zoo nkauj rau cov neeg yuav khoom thiab vam tias yuav tsim kom muaj kev sib raug zoo mus sij hawm ntev, ruaj ntseg, ncaj ncees thiab sib koom tes zoo nrog cov neeg yuav khoom. Peb tos ntsoov rau koj qhov chaw nres los ntawm.
Yuav kom ua tau raws li cov neeg siv khoom txaus siab tshaj qhov xav tau, peb muaj peb pab neeg muaj zog los muab peb cov kev pabcuam zoo tshaj plaws uas suav nrog kev lag luam, kev muag khoom, kev tsim qauv, kev tsim khoom, kev tswj xyuas zoo, kev ntim khoom, kev khaws cia thiab kev xa khoom rauTuam Tshoj Gi Steel Yeeb Nkab thiab Galvanized Yeeb Nkab Nqe, Tau ntau xyoo, peb tau ua raws li lub hauv paus ntsiab lus ntawm cov neeg siv khoom, zoo raws li, kev ua tau zoo tshaj plaws, kev sib koom tes sib pab. Peb vam tias, nrog kev ua siab dawb siab zoo thiab lub siab zoo, yuav muaj lub meej mom los pab koj txoj kev lag luam ntxiv.
| Qauv | Kev Txawj Ntse | Khoom siv | Tus Qauv | Qib | Kev Siv |
| Hluav Taws Xob Tiv Thaiv Welded (ERW) yeeb nkab hlau | Zaus Siab | Cov Hlau Carbon | API 5L PSL1 thiab PSL2 | GR.B, X42, X46, X52, X60, X65, X70, thiab lwm yam | Kev thauj mus los ntawm roj thiab roj av |
| ASTM A53 | Gr.A, Gr.B | Rau Cov Qauv (Piling) | |||
| ASTM A252 | Qib 1, Qib 2, Qib 3 | ||||
| BS EN10210 | S275JRH, S275J0H, S355J0H, S355J2H, thiab lwm yam | ||||
| BS EN10219 | S275JRH, S275J0H, S355J0H, S355J2H, thiab lwm yam | ||||
| JIS G3452 | SGP, thiab lwm yam | Kev Thauj Mus Los ntawm Cov Kua Dej Qis | |||
| JIS G3454 | STPG370, STPG410, thiab lwm yam | Kev Thauj Mus Los ntawm Cov Kua Dej Siab | |||
| JIS G3456 | STPG370, STPG410, STPG480, thiab lwm yam | cov kav hlau kub siab |
Cov yeeb nkab uas tau txiav txim raws li qhov kev qhia tshwj xeeb no yog rau kev pabcuam siab ntawm qhov kub siab tshaj plaws ntawm 350 ℃.
Cov yeeb nkab liab qab, txheej dub lossis kub dip zinc-coated (kho kom haum);
Hauv cov pob khoom nrog ob lub paj rwb hlua;
Ob qho kawg nrog cov tiv thaiv kawg;
Qhov kawg tiaj tus, qhov kawg bevel (Thaum tus neeg yuav khoom xav tau thiab S≤22mm, qhov kawg ntawm cov yeeb nkab yuav tsum tau bevelled, degree: 30 ° (+ 5 ° ~ 0 °), thiab phab ntsa tuab ntawm cov hauv paus hniav tsis txo qis <2.4 hli.);
Kev cim.
Qib thiab Cov Tshuaj Lom Zem (%)
| Qib | C≤ | Si≤ | Mn | P≤ | S≤ |
| STPG370 | 0.25 | 0.35 | 0.30~0.90 | 0.040 | 0.040 |
| STPG410 | 0.30 | 0.35 | 0.30~1.00 | 0.040 | 0.040 |
|
|
|
|
|
|
|
| Cov Khoom Siv Kho Tshuab | ||||||
| Qib | Lub zog tensile | Lub zog tawm los | Kev ntev% | |||
| N/ m㎡ | N/ m㎡ | Cov ntawv xeem No.11 lossis No.12 | Cov ntawv xeem naj npawb 5 | Daim ntawv xeem naj npawb 4 | ||
|
|
| Ntev ntev | Txoj kab hla | Ntev ntev | Txoj kab hla | |
| STPG370 | 370 feeb | 215 feeb | 30 feeb | 25 feeb | 28 feeb | 23 feeb |
| STPG410 | 410 feeb | 245 feeb | 25 feeb | 20 feeb | 24 feeb | 19 feeb |
Kev kam rau siab ntawm OD thiab WT
| Kev faib | Kev kam rau siab ntawm OD | Kev kam rau siab ntawm WT | ||
| Txias tiav ERW Steel Yeeb Nkab | 24A los yog qis dua | +/- 0.3 hli | Hauv qab 3 hli
3 hli los yog ntau dua | +/- 0.3 hli
+/-10% |
| 32A lossis ntau dua | +/-0.8% |
|
| |
| Rau cov kav dej uas muaj qhov loj me 350A lossis ntau dua, qhov kam rau ntawm OD tej zaum yuav txiav txim siab los ntawm qhov ntev ntawm lub voj voog. Hauv qhov no, qhov kam rau yuav tsum yog +/- 0.5%. | ||||
Yuav kom ua tau raws li cov neeg siv khoom txaus siab tshaj qhov xav tau, peb muaj peb pab neeg muaj zog los muab peb cov kev pabcuam zoo tshaj plaws uas suav nrog kev lag luam, kev muag khoom, kev tsim qauv, kev tsim khoom, kev tswj xyuas zoo, kev ntim khoom, kev khaws khoom thiab kev xa khoom rau Cov Khoom Tshiab Kub ASTM A53 Gi Seamless Welded ERW Pipes Mild Low Carbon Round Galvanized Steel Tube, Peb ua raws li kev kho kom zoo nkauj rau cov neeg yuav khoom thiab vam tias yuav tsim kom muaj kev sib raug zoo mus sij hawm ntev, ruaj ntseg, ncaj ncees thiab sib koom tes zoo nrog cov neeg yuav khoom. Peb tos ntsoov rau koj qhov chaw nres los ntawm.
Cov Khoom Tshiab KubTuam Tshoj Gi Steel Yeeb Nkab thiab Galvanized Yeeb Nkab Nqe, Tau ntau xyoo, peb tau ua raws li lub hauv paus ntsiab lus ntawm cov neeg siv khoom, zoo raws li, kev ua tau zoo tshaj plaws, kev sib koom tes sib pab. Peb vam tias, nrog kev ua siab dawb siab zoo thiab lub siab zoo, yuav muaj lub meej mom los pab koj txoj kev lag luam ntxiv.
