ASTM A615 A615M-16 Deformed and Plain Carbon-Steel Bars for Concrete Reinforcement

ASTM A615 A615M-16 Deformed and Plain Carbon-Steel Bars for Concrete Reinforcement

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ASTM A615 A615M-16 Deformed and Plain Carbon-Steel Bars for Concrete Reinforcement

WAW-2000L Computerized Electro-hydraulic Servo Tensile Testing Machine

(2000kN, single test zone, bidirectional cylinder, side action tensile grip, 0.5 klase)

1. Mga Aplikasyon:

WAW-2000L Computerized Electro-hydraulic Servo Tensile Testing Machine is a single test space on the lower position of load frame, with oil-cylinder mounted on the top position. Due to large and lower test space, quickly loading speed, it makes it more flexible for tensile testing of large strength metal materials, especially suitable for long length specimen, like deformed steel bar, atbp. It greatly improves the test efficiency, it is very popular in some big steel and iron manufacturing companies for high testing frequency.

It adopts four column structure, mataas na tigas. Gumagamit ito ng mataas na katumpakan ng load cell upang masukat ang pagsubok na puwersa, encoder to measure displacement of piston stroke, electric extensometer upang masukat ang extension. Close loop control software can auto get test ultimate tensile strength Rm, yield strength ReH, .max. pagsubok ng puwersa Fm, di proporsyonal na extension Rp0.2, paghaba rate A%, etc mga resulta ng pagsusuri. Sa testing standard, ito ay umaayon sa mga internasyonal na pamantayan, like ISO15630-1, BS 4449, ASTM A615, ISO6892, ASTM E8, JIS Z2241, atbp.

2. Pangunahing spemga cification:

2.1 Max. Puwersa ng pagsubok: 2000 kN;

2.2. Saklaw ng pagsukat ng katumpakan: 1%-100%;

2.3 Katumpakan ng pagsubok ng puwersa: ±0.5% ng halaga ng pagbabasa

2.4. Saklaw ng kontrol ng rate ng stress: 1-60MPa / S;

2.5. Ayusin ang hanay ng mga pagsubok stress rate: 1N / mm2S-1-60N / mm2S-1;

2.6. Ayusin ang hanay ng mga rate ng pagsubok strain:0.00025/S-0.0025/S;

2.7. Katumpakan ng pagsukat ng pagpapapangit: ±0.5%;

2.8. Katumpakan ng pagsukat ng displacement: ±1%;

2.9. Saklaw ng kontrol ng rate ng paglipat: 0.5mm/min-200mm/min;

2.10. Maximum tensile space: 650mm;

2.11. Clamping diameter ng rebar: φ20-φ50mm;

2.12. Clamping kapal ng flat specimen: 0-50mm;

2.13. Diameter ng itaas at mas mababang plate: 300×450mm;

2.14. Piston stroke: 650mm;

2.15. Pagsukat ng pagpapapangit: haba ng gauge ng extensometer: 200mm; Extension: 100mm;

2.16. Suplay ng kuryente: 3-Phase 4-wire, 380V, 50 hz, 7.5kW

2.17. Dimensyon: Host machine 1280×880×3700(mm) Power pack: 850×1060×1220(mm)

2.18. Timbang: Host machine 7500kg, Power pack: 800kg.

3. Side action hydraulic tensile grip:

 

  • Compared with wedge type hydraulic grip, this side action hydraulic grip has advantage of gripping the sample without any initial gripping force.
  • Excellent axial alignment avoids lateral loading.
  • Cylinders are inserted inside the grip body; dual direction clamping can ensure good proper alignment regardless of sample thickness varying.
  • Piston is made of alloy steel with high hardness and abrasion resistance.
  • It equips round tensile jaw and flat tensile jaw for testing rebar with diameter φ8mm-φ50mm

4. English testing software:

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