Lub zog siab kub tiav hollow seem tsim nyog rau txhua qhov kev tsim kho thiab kev siv tshuab. BRISK STEEL 355 yog tsim rau txhua daim ntawv thov sab hauv thiab sab nraud rau BS5950-1: 2000, EN1993 thiab BS5400.
BRISK STEEL 355 hollow seem tau muab nrog lub zog tsawg kawg nkaus ntawm 355 N / mm2 thiab ua raws li European Standard rau kub tiav cov qauv hollow seem, EN10210: S355NH.
| Yield zog; ReHmin N/mm2; | Tensile zog; RmN / hli2 |
Elongation % min L0;= 5,65 √S0 qauv |
Kev cuam tshuam lub zog 10 mm x 10 mm |
Carbon sib npaug (CEV) max |
||
|---|---|---|---|---|---|---|
| T Tsawg dua los yog sib npaug li 16 hli | T> 16mm | 3mm | T |
ºC |
J |
|
|
| 355 | 345 | 470-630 | 22 | -20 | 40 | 0.43 |
Tshuaj muaj pes tsawg leeg % los ntawm huab hwm coj
| C max | Si max | Mn | P max | S max | Nb max | V ma | Tag nrho min | Tau max | Cr max | Nim max | Mas max | Cu max | N max |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.20 | 0.50 | 0.90 1.65 |
0.035 | 0.030 | 0.050 | 0.12 | 0.020 | 0.03 | 0.30 | 0.50 | 0.10 | 0.35 | 0.020 |
Qhov ntev ntawm qhov kam rau ua EN10210: Ntu 2
brisk steel tubes yog tsim los rau cov kam rau ua tau teev tseg nyob rau hauv EN 10210: Part 2. Tighter tolerances muaj nyob rau ntawm kev thov thiab yog hais tias koj xav tau kev zam tshwj xeeb tshaj qhov no, thov hu rau peb. sales@briskmetal.com
| Lub voj voog / ellipticals | Square / Rectangular | |
|---|---|---|
| Sab nraud dimension (DB thiab H) |
Lub voj voog ± 1% nrog min ntawm ±0.5mm thiab siab tshaj ± 10mm Ellipticals ± 1% nrog min ntawm ±0.5mm (Lub tso cai kam rau ua yog ob npaug tus nqi rau H<250) |
± 1% nrog min ntawm ±0.5mm |
| Thickness (T) | -10% Nco tseg: Qhov zoo sib txawv txwv txwv los ntawm huab hwm coj kam rau ua |
-10% Lus Cim: Qhov zoo sib txawv txwv los ntawm huab hwm coj kam rau ua |
| Squareness ntawm sab | - | 90 degree ± 1 degree |
| Sab nrauv kaum profile | - | 2T max ntawm txhua lub ces kaum * (EN10210 muaj 3T max) |
| Concavity / convexity (x) | - | - ± 1% ntawm sab, ntsuas ywj siab ntawm kev kam rau siab nyob rau sab nraud dimension |
| Twist (V) | Ellipticals: 2mm ntxiv rau 0.5mm/m max (Qhov tso cai kam rau ua yog ob npaug tus nqi rau H<250) |
2mm ntxiv rau 0.5mm/m max Tshooj yog muab tso rau ntawm ib lub tiaj tus nto nrog ib kawg tuav ca. Ntawm qhov kawg qhov siab qhov sib txawv ntawm ob sab qis cov ces kaum yog noj |
| Loj (M) | ± 6% ntawm tus kheej ntev | ± 6% ntawm tus kheej ntev |
| Kev ncaj | Qhov siab tshaj plaws 0.2% ntawm tag nrho qhov ntev thiab 3mm tshaj txhua 1m ntev Ellipticals: Qhov tso cai kam rau ua yog ob npaug tus nqi rau H<250 |
Qhov siab tshaj plaws 0.2% ntawm tag nrho qhov ntev thiab 3mm tshaj txhua 1m ntev |
| Ntev | +150mm/-0 hli | +150mm/-0 hli |
| Kev tsis sib haum xeeb (O) | Circular 2% rau hollow seem muaj ib txoj kab uas hla mus rau thickness ratio tsis tshaj 100 |
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Cim npe nrov: ASTM a500 gr.c txias tsim hollow seem, Tuam Tshoj ASTM a500 gr.c txias tsim hollow seem manufacturers, lwm tus neeg, Hoobkas
