STRUCTURAL PIPE STRUCTURAL SEAMLESS PIPE SEAMLESS STRUCTURAL PIPE
Kev piav qhia
Cov qauv steel yeeb nkab muaj kub - dov seamless steel raj thiab welded steel raj.The seamless steel raj rau cov qauv muab faib ua ob hom raws li cov kev cai ntawm "seamless steel raj rau cov qauv" (GB / t8162-2008): kub dov ( extrusion, expansion) thiab txias kos duab (dov) .Cov kab uas hla ntawm kub dov steel yeeb nkab yog 32-630mm thiab phab ntsa thickness yog 2.5-75mm.Sab nraud txoj kab uas hla ntawm cov yeeb nkab txias yog 5-200mm thiab phab ntsa thickness yog 2.5-12mm.Welded steel yeeb nkab yog ua los ntawm steel phaj los yog steel sawb tom qab crimping thiab sib sau, uas yuav muab faib ua ncaj welded steel yeeb nkab thiab kauv welded steel yeeb nkab.Lub txheej txoj kab uas hla thiab phab ntsa thickness ntawm cov ncaj-welded steel yeeb nkab yog 5-508mm thiab 0.5. -12.7mm feem, uas yuav tsum tau ua raws li cov kev cai ntawm GB / t3793-2008.Cov welded steel yeeb nkab rau cov dej tsis tshua muaj siab thauj mus los kuj hu ua cov welded yeeb nkab, feem ntau hu ua clark yeeb nkab.Cov lus qhia tshwj xeeb tau nthuav tawm hauv mm ntawm nominal txoj kab uas hla, uas yuav tsum ua raws li cov kev cai ntawm GB / t3091-2008 rau kev thauj mus los ntawm cov kua dej tsawg.
Kev tsim khoom
Specification
Tshuaj muaj pes tsawg leeg
| Qib | C | Mn | P | S | Si | Cr | Mo |
| 1010 | 0.08-0.13 dr hab | 0.30-0.60 Nws | ≤ 0.04 | ≤ 0.05 | - | - | - |
| 1020 | 0.08-0.23 Nws | 0.30-0.60 Nws | ≤ 0.04 | ≤ 0.05 | - | - | - |
| 1045 ib | 0.43-0.50 Nws | 0.60-0.90 Nws | ≤ 0.04 | ≤ 0.05 | - | - | - |
| 4 130 | 0.28-0.33 Nws | 0.40-0.60 Nws | ≤ 0.04 | ≤ 0.05 | 0.15-0.35 dr hab | 0.80-1.10 Nws | 0.15-0.25 dr hab |
| 4 140 | 0.38-0.43 Nws | 0.75-1.00 Nws | ≤ 0.04 | ≤ 0.05 | 0.15-0.35 dr hab | 0.80-1.10 Nws | 0.15-0.25 dr hab |
Mechanical Properties
| Qib | Qhov xwm txheej | Tensile zog Mpa (min) | Yield zog Mpa (min) | Elongation% (min) |
| 1020 | CW | 414 ib | 483 ib | 5 |
| SR | 345 | 448 ib | 10 | |
| A | 193 | 331 | 30 | |
| N | 234 | 379 ib | 22 | |
| 1025 | CW | 448 ib | 517 ib | 5 |
| SR | 379 ib | 483 ib | 8 | |
| A | 207 | 365 | 25 | |
| N | 248 | 379 ib | 22 | |
| 4 130 | SR | 586 ib | 724 ib | 10 |
| A | 379 ib | 517 ib | 30 | |
| N | 414 ib | 621 ib | 20 | |
| 4 140 | SR | 689 ib | 855 ib | 10 |
| A | 414 ib | 552 ib | 25 | |
| N | 621 ib | 855 ib | 20 |
Txuj
Painting & Txheej
Annealed, Normalized, Stress relieved, Txias tiav, Quenched thiab Tempered
Packing & Loading
Ntim pob
Nyob rau hauv bundles ntawm steel raj yuav tsum zoo ib yam nyob rau hauv batch tooj.steel qib thiab specification.cov seem ntawm tubing tsawg tshaj li ib nras yuav tsum tau muab khi rau hauv me me bundles.
Qhov hnyav ntawm txhua lub pob yuav tsum tsawg dua 50kg.Qhov max hnyav tsis tuaj yeem tshaj 80kg ntawm lub nras Yog tias muaj cov cai tshwj xeeb.
Thaum qhov ntev ntawm lub raj steel ntau dua los yog sib npaug rau 6m.with tsawg kawg yog 8 strapping bands rau txhua pob, muab faib ua 3 pawg thiab 3-2-3.
Thaum qhov ntev ntawm lub raj steel yog tsawg dua 6mand txhua pob yog khi tsawg kawg 5 pob thiab muab faib ua 3 pawg uas yog 2-1-2.
Thaum qhov ntev ntawm lub raj yog ntau dua los yog sib npaug rau 3m, thiab txhua lub pob yog khi nrog tsawg kawg yog 3 bands. faib ua 3 pawg, 1-1-1 qhia hauv qab no.
Ntoo lub thawv pob
Lub thawv ntoo yog tsim rau txias dov lossis txias kos duab seamless steel raj, polished kub dov stainless hlau raj.Thaum lub taub sab nraud ntawm cov yeeb nkab steel ntau dua lossis sib npaug 10 hli, qhov siab tshaj plaws ntawm lub thawv yuav tsum yog 50kg.Thaum lub sab nraud ntawm cov yeeb nkab steel tsawg dua los yog sib npaug 10 hli, qhov siab tshaj plaws ntawm lub thawv yuav tsum yog 30kg.
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