HST-SXW500KN 50T PC Strand Tensile Stress Relaxation Testing Machine
PC Strand Tensile Stress Relaxation Testing Machine is widely used for industrial application, factory quality control, science and research institute, QC &QA college student training, education insti
Standards:
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HST-SXW500KN 50T PC Strand Tensile Stress Relaxation Testing Machine
Application:
PC Strand Tensile Stress Relaxation Testing Machine is widely used for industrial application, factory quality control, science and research institute, QC &QA college student training, education institute, testing and inspection center, laboratories, construction company, aerospace, mechanical production, electric appliance fields.
Standard:
ISO 15630-1, Steel for the reinforcement and prestressing of concrete -- Test methods -- Part 1: Reinforcing bars, wire rod and wire
ISO 6934-4, Steel for the prestressing of concrete -- Part 4: Strand
ASTM A370, Standard Test Methods and Definitions for Mechanical Testing of Steel Products
ASTM A416 / A416M, Standard Specification for Low-Relaxation, Seven-Wire Steel Strand for Prestressed Concrete.
ASTM E328 - 13 Standard Test Methods for Stress Relaxation Tests for Materials and Structures
ASTM E328 - 13 Standard Test Methods for Stress Relaxation Tests for Materials and Structures
GB/T 10120 Metallic materials-tensile stress relaxation.
Technical parameters:
|
Model |
HST-SXW500 |
|
Max. load |
500KN |
|
Measuring force range |
2%～100% |
|
Accuracy of load |
±1% of indicated value |
|
Test load measuring resolution |
1/200000 |
|
Tensile stroke |
0~200 |
|
Tensile test distance |
2000~2200 |
|
Displacement measuring accuracy |
≤±0.5%FS |
|
Displacement resolution |
0.001mm |
|
Grip moving speed |
0~20 (mm/min) |
|
Steel strand clamping range |
Φ9.5mm-φ15.2mm |
|
Test time |
＞1000 |
|
Temperature sensor accuracy |
±0.3℃ |
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