Hst-300wsc Steel Strand Tensile Stress Relaxation Testing Machine

• After-sales Service: 24-Hour After-Sale Technical Support, Mail, Video
• Warranty: 1 Year
• Max Diameter of Workpiece: <500mm
• Mass Scope of Workpiece: <900kg
• Type: Universal Testing Machine
• Maxcapacity: 1000kN
• Model NO.: HST-300WSC
• Accuracy Grade: 0.5
• Load Way: Mechanical Load
• Loading Method: Static Load
• Display: Needle
• Control: Motorized
• Weight: 1000-2000Kg
• Power Source: AC380V
• Oil Cylinder Position: Without
• Structure: 6 Column (Four Columns Two Ball Screws)
• Certify: ISO, CE
• Load Measuring Range: 1%~100%Fs
• Load Accuracy: 0.5%
• Displacement Resolution: 0.01mm
• Clamping Method: Hydraulic Clamping
• Power Supply: 3-Phase,AC380V, 50Hz (Can Be Customized)
• Transport Package: Standard Package
• Specification: 740x580x2035mm
• Trademark: HST
• Origin: Jinan, Shandong, China
• HS Code: 9024109000
• Production Capacity: 100 Sets/Month

Product Description

HST-300WSC  Steel Strand Tensile Stress Relaxation Testing Machine
 

Product Description

Application:
WSC Series is used to determine stress-relaxation of metal, such as pre-stressed concrete strand, pre-stressed concrete bar, steel rope and so on., the specimen is deformed a given amount and decrease in stress is recorded over prolonged period of  exposure at constant elevated temperature.

Standards
EN10391:2003 stress relaxation test method of metal ,ASTM E328-02(2008) Standard Test Methods for Stress Relaxation Tests for Materials and Structures.

Product Parameters

Model	HST-WSC300	HST-WSC500
Host Structure	Horizontal Type
Max. Test Force(KN)	300	500
Test Force Range	2%~100%
Load Accuracy	± 1%
Test Force Resolution	10 N
Max. Relaxation Test Space	2000
Chucks Displacement Resolution	0.001 mm
Stretching Stroke	200 mm
Digital Micrometer	Range: 10 mm, Resolution: 0.001 mm
Test Force Indication Relative Error	±1%
Temperature Resolution	0.1 °C
Displacement Measurement Accuracy	≤±0.5%FS
Chucks Moving Speed	0-20 mm/min
Clamping Specimen Diameter	φ9.53, φ12.7, φ15.24. OR Other Diameter Depend On Customers' Requirements (standard: 1 size included )
Constant Speed Control Accuracy	≤±1% (Set Value)
Test Time	More Than 1000 Hours

 

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