G450 steel rau AS 1397 yog atxias-txo daim ntawvsteel nrog in-line galvanizing. Nws qib yog 450 MPa tawm los thiab 480 MPa tensile zog. Nws yog dav siv nyob rau hauv teb chaws Australia rau purlins, thiab yog siv los fabricate lub teeb portal thav duab, feem ntau los ntawm vuam.
G450 steel tuaj yeem siv rau Z, ZF, ZA, ZM, AZ, AM kub dip metallic txheej.
G450 yuav tsum muaj rau tshuaj muaj pes tsawg leeg
| Steel qib npe TIAB SA 1397 |
Tshuaj muaj pes tsawg leeg (kev tshuaj ntsuam cam), % max. | |||
|---|---|---|---|---|
| Cov pa roj carbon | Manganese | Phosphorus | Sulfur | |
| G450 | 0.2 | 1.2 | 0.04 | 0.03 |
G450 Mechanical Property Requirements
| Qib hlau npe |
Longitudinal tensile xeem | Transverse khoov kuaj | ||||
|---|---|---|---|---|---|---|
| Min. tawm los zog MPa |
min. tensile zog MPa |
Min.elongation,% | Lub kaum sab xis ntawm khoov degrees | Txoj kab uas hla ntawm mandrel nyob rau hauv cov nqe lus ntawm xeem daim thickness (t) | ||
| Loj=50 mm | Loj=80 mm | |||||
| G450 | 450 | 480 | 10 | 9 | 90 | 4t |
G450 Txheej Adhesion (180 degree khoov xeem) yuav tsum tau
| Steel qib npe | Txoj kab uas hla ntawm mandrel nyob rau hauv cov nqe lus ntawm thickness ntawm cov khoom (t) | |||||||
|---|---|---|---|---|---|---|---|---|
| Txheej txheej | ||||||||
| "Z", "ZA", "ZF" thiab "ZM" | "AZ" thiab "AM" | |||||||
| Z100, ZA 90 ZF80 ZF 100 |
Z200, ZA135, ZA180, ZM 90, ZM 120, ZM 150, ZWM 180 |
Z275, ZA225, ZA275, ZM 220, ZWM 275 |
Z350, ZA350, ZWM 350 |
Z450, ZA450, ZWM 450 |
Z600 | AZ 150, UA AM 100, AWM 125, AM 150 |
AZ 200, UA AWM 175, AM 200 TIAB SA 225 |
|
| G450 | 0 | t | 2t | 2t | 2t | 3t | 2t | 2t |
Txias-txo galvanized steel
G450 hlau
