Construction Engineering Specialized Instruments
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| Brand | Changji Instruments |
|---|---|
| Origin | Shanghai, China |
| Model | SYD-0629 |
| Temperature Range | Ambient to –40 °C |
| Temperature Control Accuracy | ±0.1 °C |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Max. Power Consumption | ≤3500 W |
| Dimensions (L×W×H) | 920×740×930 mm |
| Operating Environment | 20–25 °C, RH ≤80% |
| Brand | Changji Instruments |
|---|---|
| Origin | Shanghai, China |
| Model | SYD-0722D |
| Control System | Computer-controlled with programmable soaking, washing, centrifugation, and drying cycles |
| Centrifuge Speed | ≥8,000 rpm |
| Extraction Environment | Fully enclosed, solvent-recovery-integrated system |
| Solvent Heating & Ultrasonic Assistance | Integrated in wash chamber |
| Drying Capability | Hot-air drying of aggregates and mineral filler |
| Sample Throughput | Complete asphalt extraction from standard 1,000–1,500 g asphalt mixture specimens within ≤60 minutes |
| Compliance Framework | Designed to support ASTM D2172, AASHTO T164, and GB/T 11893–2022 test protocols |
| Optional Accessories | Motorized lift rotary evaporator, custom glassware cleaning fixtures |
| Brand | Changji Instruments |
|---|---|
| Origin | Shanghai, China |
| Model | SYD-0728 |
| Load Range | 0–300 N |
| Load Measurement Accuracy | ≤ ±0.1 N |
| Deflection Measurement Range | 0–20 mm (mid-span) |
| Deflection Resolution | ≤ ±0.01 mm |
| Temperature Control Range | −2 °C to 40 °C |
| Temperature Stability | ≤ ±0.5 °C |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Total Power Consumption | 3.2 kW |
| Dimensions (L×W×H) | 810 × 540 × 1300 mm |
| Net Weight | 86 kg |
| Communication Interface | RS232 serial port |
| Brand | Changji Instruments |
|---|---|
| Origin | Shanghai, China |
| Model | SYD-2806G |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Max. Power Consumption | ≤700 W |
| Temperature Resolution | 0.1 °C |
| Measurement Range | 5–80 °C (for samples with softening point ≤80 °C) |
| Heating Rate | (5.0 ±0.5) °C/min (activated automatically after 3 min from test initiation) |
| Stirring | Magnetic stirring, 0–300 rpm |
| Beaker Capacity | ~1000 mL |
| Display | Touch-enabled LCD panel |
| Communication Interface | RS-232C |
| Operating Environment | 15–35 °C, RH ≤85% |
| Dimensions (L×W×H) | 400 × 300 × 250 mm |
| Brand | Delta |
|---|---|
| Origin | Denmark |
| Model | LTL-Mark II |
| Compliance | ASTM E1710, E2177, E2302, E2832 |
| Measurement Range (RL) | 0–2000 mcd·m⁻²·lx⁻¹ |
| Incident Angles | 1.24° and 88.76° |
| Observation Angles | 2.29° and 1.05° |
| Illumination Angle Spread | Horizontal 0.33°, Vertical 0.17° |
| Observation Angle Spread | ±0.17° |
| Standard Viewing Distance | 30 m |
| Measurement Area | 45 mm (w) × 200 mm (h) |
| Light Source | Maintenance-free LED calibrated to CIE A-illuminant |
| Photometric Response | CIE photopic luminosity function (V(λ)) compliant |
| Data Output | Internal storage, USB export, RSC software for report generation |
| Power | Rechargeable battery with charger included |
| Accessories | Wheeled transport case, telescopic handle, built-in thermal printer, DANAK-accredited calibration certificate, quick start guide, full documentation on USB |
| Brand | Delta |
|---|---|
| Origin | Denmark |
| Model | MTG |
| Measurement Range | ±12.7 mm (±0.5 in) |
| Resolution | 0.02 mm |
| Accuracy | ±0.02 mm |
| Dimensions | 80 × 70 × 130 mm |
| Weight | 950 g |
| Construction | Stainless Steel Housing with Mitutoyo Absolute Digimatic Linear Scale |
| Display | LED Digital Readout |
| Power Source | SR44 Silver-Oxide Battery (Battery Life: ~20,000 hours under normal use) |
| Ingress Protection | IP42 |
| Compliance | ISO 2233, GB 16311–2009 |
| Brand | Rongjida |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Model | BH-10/20 |
| Mixing Capacity | 10 L or 20 L (selectable) |
| Heating Pan Temperature Range | Ambient to 250 °C (adjustable in 1 °C increments) |
| Temperature Control Accuracy | ±3 °C (empty pan) |
| Mixing Time Range | 1–999 s (programmable) |
| Agitator Speed | Orbital rotation 48 rpm, Planetary rotation 76 rpm |
| Dimensions (BH-10 / BH-20) | 1100 × 560 × 1270 mm / 1220 × 620 × 1320 mm |
| Weight (BH-10 / BH-20) | 190 kg / 236 kg |
| Power Supply | 220 V AC, 50 Hz |
| Rated Power | 3 kW |
| Operating Ambient Temperature | 5–40 °C |
| Relative Humidity | ≤85% RH |
| Brand | Rongjida |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Model | DFY-1 |
| Display | Backlit LCD digital display |
| Rotational Speed | 75 rpm |
| Sample Volume | 20 mL |
| Viscosity Range | 0–10,000 mPa·s |
| Measurement Accuracy | ±2% (for Newtonian fluids) |
| Repeatability | ±1% (for Newtonian fluids) |
| Temperature Control Range | Ambient to 98 °C |
| Temperature Control Precision | ±0.1 °C |
| Heating Method | Electric heating (300 W) |
| Ramp Rate | 1.5 °C/min (heating & cooling) |
| Hold Duration | 30 min at 95 °C (or 98 °C) and 30 min at 50 °C |
| Software | Included proprietary starch analysis software (Windows-compatible) |
| Dimensions (W × D × H) | 310 × 200 × — mm |
| Net Weight | 10 kg |
| Power Supply | 220 V, 50 Hz |
| Brand | Rongjida |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | HDR-II |
| Price | USD 8,100 (FOB Shanghai) |
| Test Method | Guarded Hot Plate / Steady-State Heat Flow Method |
| Temperature Measurement Range | −20 to +100 °C |
| Temperature Control Range | Ambient +5 to 80 °C |
| Temperature Control Accuracy | ≤ ±0.1 °C |
| Temperature Resolution | 0.01 °C |
| Thermal Conductivity Measurement Range | 0.5–5 W/(m·K) |
| Specimen Dimensions | Ø200 mm × 400 mm (central bore Ø40 mm) |
| Inner Chamber Dimensions | Ø300 mm × 420 mm |
| Overall Dimensions | 890 × 650 × 900 mm |
| Weight | 140 kg |
| Power Supply | 220 V AC, 50 Hz |
| Operating Environment | 0–40 °C, RH ≤ 85% non-condensing |
| Compliance | DL/T 5150–2001, SL 352–2020 |
| Brand | Rongjida Instruments |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | HWJ-15 |
| Price | USD 560 (FOB Shanghai) |
| Test Type | Mixing Performance & Homogeneity Validation |
| Loading Capacity | 18 L |
| Discharge Capacity | 15 L |
| Maximum Discharge Capacity | 20 L |
| Homogenization Time | ≤45 s |
| Mixing Shaft Speed | 45 rpm |
| Power Supply | 380 V AC, 1.5 kW |
| Dimensions (L×W×H) | 1130 × 400 × 900 mm |
| Net Weight | 110 kg |
| Brand | Rongjida |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | JJYMX-1 |
| Pricing | Upon Request |
| Vibration Time Range | 0–60 min |
| Power Supply | 220 V, 50 Hz |
| Sieve Specifications | 100 mm diameter, 0.5 mm aperture |
| Vibration Frequency | 240 cycles/min |
| Vibration Amplitude | 32 mm |
| Vibration Control | Manual ON/OFF + Timer-Based Auto-Stop |
| Brand | Rongjida |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | LP-100D |
| Measurement Type | Soil Atterberg Limits (Cone Penetration Method) |
| Maximum Penetration Range | ~22 mm |
| Resolution | 0.1 mm |
| Nonlinear Error | <2% |
| Contact Detection Sensitivity | >10 MΩ |
| Cone Mass Options | 100 g (±0.1 g) and 76 g (±0.1 g) |
| Cone Angle | 30° ±2° |
| Standard Penetration Duration | 5 s |
| Power Supply | 220 V ±10%, 50 Hz |
| Continuous Operation Time | 8 h |
| Net Weight | 5.3 kg |
| Dimensions (W×D×H) | 240 × 158 × 320 mm |
| Brand | Rongjida |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Model | NS-2 |
| Testing Principle | Rotational Abrasion under Fixed Load |
| Abrasive Element | 13 mm × 15.875 mm Precision Ball Bearing |
| Applied Load | 154 ± 2.5 N |
| Rotational Speed | 1000–1050 rpm |
| Abrasive Counterweight Hardness | ≥ HRC 62 |
| Vertical Travel Range | 10 mm |
| Sound Pressure Level | ≤ 75 dB(A) |
| Specimen Size Range | 100 × 100 mm to 300 × 300 mm (minimum contact area ≥ 10,000 mm²) |
| Motor Power | 0.75 kW |
| Dimensions (L×W×H) | 700 × 450 × 800 mm |
| Net Weight | 163 kg |
| Brand | Rongjida |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | SF-III |
| Test Type | Magnetic Particle Separation |
| Glass Plate Dimensions | 292 × 152 mm |
| Inclination Angle | 40° |
| Compliance | GB/T 24722–2009 |
| Brand | Rongjida |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | UJZ-15 |
| Test Type | Mortar Mixing |
| Mixing Capacity (Rated Discharge) | 15 L |
| Total Bowl Volume | 28 L |
| Impeller Diameter | φ200 mm |
| Impeller Rotation Speed | 80 ± 4 rpm (clockwise) |
| Bowl Rotation Speed | 60 ± 2 rpm (counterclockwise) |
| Bowl Inner Diameter | φ380 mm |
| Bowl Depth | 250 mm |
| Clearance Between Fixed Blade and Bowl Wall | 2 ± 0.5 mm |
| Clearance Between Impeller and Bowl Bottom | 2 ± 0.5 mm |
| Power Supply | 380 V AC |
| Rated Power | 1500 W |
| Blade Configuration | Dual-tier, 4 blades per tier, mounted at 45° angle |
| Brand | Rongjida |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | ZSY-1 |
| Power Supply | 220 V AC |
| Input Power | 90 W |
| Test Speed | 360 ± 40 mm/min |
| Temperature Range | −40 °C to −100 °C (adjustable in 1 °C increments) |
| Specimen Capacity | 5 specimens per cycle |
| Specimen Dimensions | 150 mm × 25 mm |
| Timer Range | 0–9999 minutes (programmable) |
| Mandrel Diameters | φ20 mm, φ30 mm, φ50 mm |
| Operating Ambient Temperature | 15–35 °C |
| Operating Ambient Humidity | <80% RH |
| Brand | Rongjida |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | Domestic (China) |
| Model | ZY-5 |
| Price | USD 860 (approx.) |
| Test Type | Compressive Strength Testing of Masonry Mortar |
| Pressure Range | 0–5000 N |
| Resolution | 1 N |
| Operating Voltage | 220 V AC |
| Operating Temperature | 5–35 °C (recommended: 10–30 °C) |
| Repeatability Error | ≤ ±1% |
| Platen Diameter | (10.00 ± 0.05) mm |
| Rated Stroke | ≥ 18 mm |
| Peak Hold Function | Yes |
| Power-Off Data Retention | Yes |
| Data Storage Capacity | Built-in memory for test records |
| Force System Accuracy | ±1 N |
| Alignment System | Automatic centering and self-leveling mechanism |
| Environmental Protection | IP42-rated enclosure |
| Brand | Starwood |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | CCS-2022 |
| Max Test Force | 300 kN |
| Constant Load Rate Range | 0.3–9.9 kN/s |
| Platen Spacing (Max) | 185 mm |
| Compression Platen Diameter | φ120 mm |
| Piston Stroke (Max) | 90 mm |
| Indicated Value Relative Error (Accuracy Class) | ±0.5% |
| Repeatability Relative Error | 0.5% |
| Return-to-Zero Relative Error | ±0.1% |
| Force Display Resolution | 0.5% |
| Zero Drift | ≤±0.1% |
| Servo Motor Power | 1500 W (Single-Phase) |
| Supply Voltage | 220 V AC |
| Dimensions (W×D×H) | 1300×580×1340 mm |
| Net Weight | 480 kg |
| Brand | Starwood |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Model | CMV-2022 |
| Vibration Part Total Mass | 13.75 kg ±0.25 kg |
| Drop Height / Amplitude | 15 mm ±0.3 mm |
| Vibration Frequency | 60 cycles per 60 s ±2 s |
| Dual-Arm Assembly + Cross Rib Total Mass | 2.25 kg ±0.25 kg |
| Distance from Table Center to Arm Shaft Center | 800 mm ±1 mm |
| Lid Locking Mechanism | Mechanical Latch |
| Mold Positioning Method | Detent Ball Locator |
| Motor Model | 90TDY060-T |
| Motor Speed | 60 rpm |
| Motor Power | 70 W |
| Supply Voltage | 220 V AC |
| Gross Weight | 85 kg |
| Overall Dimensions (L×W×H) | 1130 × 400 × 450 mm |
| Brand | Thermo Fisher Scientific |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | F85930 |
| Pricing | Upon Request |
| Brand | Topo/TP |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | DB-1 |
| Price | USD 420 (approx.) |