JIS G3466 STKR400 Square thiab plaub lub raj
JIS G3466 STKR490 Square thiab plaub lub raj
JIS G3466 STKR400 Square hollow seem
JIS G3466 STKR400 Rectangular hollow seem
JIS G3466 STKR490 Square hollow seem
JIS G3466 STKR490 Rectangular hollow seem
JIS G3466 Carbon steel square thiab rectangular raj rau cov qauv dav dav.
JIS G3466 STKR400 tshuaj muaj pes tsawg leeg
Qib | C | Si | Mn | P | S |
STKR400 | Tsawg dua lossis sib npaug rau 0.25 | - | - | Tsawg dua lossis sib npaug rau 0.04 | Tsawg dua lossis sib npaug rau 0.04 |
JIS G3466 STKR400 txhua yam khoom
Qib | Yield zog MPa | Tensile zog MPa | Elongation feem pua |
STKR400 | Ntau dua lossis sib npaug li 400 | Ntau dua lossis sib npaug li 245 | Ntau dua lossis sib npaug 23 |
Kev kam rau siab ntawm qhov ntev yog tsim raws li JIS G 3466.
| Yam ntxwv | Ua siab ntev | ||
| Sab nraud qhov ntev ntawm sab | (H,B 100 hli) |  1.5 hli | |
| H: Sab ntev | (100 hli H,B) | 1.5 feem pua | |
| B: Shortest sab | |||
| Phab ntsa thickness (T) | (T3 hli) | 0.3 hli | |
| (3 hliT) | 10 feem pua ntawm thickness | ||
| Kev tsis sib xws ntawm qhov chaw tiaj tus ntawm txhua sab | (H,B100 hli) | 0.5 hli | |
| (100 hliH,B) | 0.5 feem pua | ||
| Squareness ntawm sab | 90 1.5 | ||
| Lub kaum ntse ntse (S) | S3T | ||
| Kev ncaj | 0.3 feem pua ntawm tag nrho qhov ntev | ||
| Ntev | 0, ntxiv rau 50mm (Private standard kam rau ua) | ||
| Nco tseg 1) Sab nraud qhov ntev yog ntsuas thoob plaws lub tiaj tiaj ntawm txoj haujlwm tsawg kawg 50 hli los ntawm qhov kawg ntawm HSS. | |||
Cim npe nrov: jis g3466 square thiab rectangular raj, Tuam Tshoj, lwm tus neeg, manufacturers, hoobkas, nqe
