PC Bar : ( small size-deformed steel bars for prestressed concrete )
Prestressed concrete steel bar
Low relaxation high tensile strength
Material: 30MnSi
Standard: JISG3137-1994 / GB/T5223.3-2005
Nominal diameter: 7.1mm 9.0mm 10.7mm 12.6mm
Tensile strength: 1420 N/mm2
Yield stress: 1275N/mm2
Low Relaxation: ≤2.5%
Coil weight: 1.0 to 2.0 tons
Month output: 4000tons
Application
1.Signs ,Sign and graphic holders
2.Product displays ,Merchandisers
3.Risers ,Table top displays ,Table tents
4.Exhibits, Shelves
5. Machine guards, Fixtures
6.Skylights ,Transparent manifolds
7.Site glasses
GB/T 5223.3-2005
Type |
Nominal diameter
mm |
Diameter tolerance
mm |
Tensile strength
MPa | Min.Strength at 0.2% Non-proportional Extension MPa | Min.Elongation after fracture≥ (Lo=8D) mm | Relaxation | ||
Initial load nominal tensile strength | 1000h value ≤ | |||||||
SBPDN SBPRN | SBPDL SBPRL | |||||||
SBPDN SBPDL | 7.1 | — | 1080 1230 1420 | 930 1080 1275 | 5.0% | 70.0% | 4.0% | 2.5% |
9.0 | ||||||||
10.7 | ||||||||
12.6 | ||||||||
SBPRN SBPRL | 9.2 | -0.2 | 1030 1080 1180 1230 | 785 930 930 1080 | ||||
11.0 | ||||||||
13.0 | ||||||||
(15.0) | ||||||||
17.0 | ||||||||
(19.0) |