Test products

Test categories

Test items

Test standards

Application scope

Power cables,

Control cables,

Compensation cables,

Shielded cables,

High temperature cables,

Computer cables,

Signal cables,

coaxial cables,

fire-resistant cables,

Marine cables,

Mining cables,

Aluminum alloy cables,

Fiber optics, optical cables

Communication cables,

RF cables,

overhead insulated cables,

Twisted pair cables,

outdoor optical cables for communication,

flame-retardant communication optical cables, etc.

Appearance inspection

Number of cable cores, structural dimensions, average thickness, thinnest thickness, average outer diameter, appearance identification, conductor material, marking resistance, etc.

GB/T 2951.11  General test methods for insulation and sheath materials of cables and optical cables; Part 11: General Test Methods; Measurement of thickness and overall dimensions; Mechanical Performance Test JB/T 10491.1~4; Cross linked polyolefin insulated wires and cables

GB/T 12706.1~4 extruded insulated power cables GB/T 5013.1~8 rubber insulated cables; General requirements GB/T 5023.1~7 PVC insulated cables JB/T 8735.1-3; Rubber insulated flexible wires and cables

GB/T 19666; General rules for flame retardant and fire-resistant wires and cables GA 306.1~2  Flame retardant and fire-resistant cables; Classification and requirements for plastic insulated flame-retardant and fire-resistant cables

GB/T 9330.1  Plastic insulated control cables JB/T 8734.1~6; PVC insulated cables, wires and flexible cords

TB/T 1484.1-3  Rolling Stock Cables GB/T 12528; Cables for Rail Transit Vehicles GB/T 12527; Overhead insulated cables TB/T 2476.1~4; Railway Signal Cable

QC/T 1037  High voltage cables for road vehicles JB/T 8139; Low voltage cables for road vehicles

YD/T 2967; Communication cable; PTFE insulated RF coaxial cable YD/T 1019; Polyolefin insulated horizontal twisted pair cables for digital communication YD/T 901; Outdoor optical cables with layer twisted filling for communication

GB/T 13033.1~2  Mineral insulated cables and terminals with rated voltage of 750V and below

QB/T 1453 &Nbsp; Cable tray JB/T 10216&Nbsp; Cable trays for electrical control distribution JC/T 988; Fiberglass reinforced plastic protective tubes for cables

YJV22 copper or aluminum core cross-linked polyethylene insulated cables, WDZN-YJV cross-linked polyethylene insulated power cables, etc.

KVVP, KYJVP polyvinyl chloride insulated polyvinyl chloride sheathed woven shielding control cables, WDZA-YJE23-105, WDZA-YJLE23-105 cross-linked polyethylene insulated steel tape armored polyethylene sheathed halogen-free flame-retardant Class A power cables KFF cross-linked polyethylene insulated polyethylene sheathed power cables, etc.

NH-VV22 polyvinyl chloride insulated and sheathed steel tape armored fire-resistant power cables, ZR-VV polyvinyl chloride insulated and sheathed flame-retardant power cables, etc.

BV polyvinyl chloride insulated wires, RV polyvinyl chloride insulated flexible wires, etc.

DCXVF subway locomotive nitrile insulated PVC composite sheathed cables, etc.

QVR highway vehicle copper core PVC insulated low-voltage wires, DCEH subway locomotive annual ethylene propylene insulated chlorosulfonated polyethylene sheaths, etc.

TKFF-A stranded copper core conductor 18AWG/7, physical foam skin polyethylene insulation, fully shielded, A-type, FF fieldbus cable, TKPC single copper core conductor 22AWG/1, Physical foamed polyethylene insulation, fully shielded bus cables, MHYVR polyethylene insulation PVC sheathed signal cables for coal mines, etc.

BTL flexible mineral magnesium oxide fireproof cable, BTTZ copper core

Cable trays, fiberglass protective pipes, etc.

Physical properties

Mechanical properties test of insulation layer, mechanical properties test of sheath layer, weight loss test, high-temperature pressure test, low-temperature bending test, thermal shock test, thermal extension test, insulation shrinkage test, thermal stability test, bending test, immersion test Corrosion resistance, etc.

Fire resistance

Single flame retardant test, fire resistance characteristics, smoke density, bundle combustion, low smoke and zero halogen, halogen acid gas content, pH and conductivity, toxicity index test, etc.

Electrical performance

Conductor resistance, finished cable voltage, insulation resistance, surface leakage discharge test, working capacitance, dielectric loss angle tangent (tg) δ）、 Partial discharge test, leakage current discharge test, etc.

Subway cables

Leakage current test, mineral oil immersion test, fuel oil resistance test, dynamic cut through test, notch extension test, corona life test, thermal life evaluation test, etc.

Vehicle cables

Corona resistance, shielding efficiency, cyclic bending, low-temperature winding, low-temperature impact, thermal overload, thermal shrinkage, long-term aging of 3000 hours Durability of symbols, etc.

Communication cables

Fiber optic characteristics, flattening performance test, bending test, bending test, wear resistance test, near end crosstalk attenuation, far end crosstalk defense, attenuation coefficient, termite resistance, dispersion, environmental stress cracking, etc.

Mineral cables

Spark resistance test, flattening test, bending test, flame retardant test, smoke density test, low-temperature impact test Thermal shock test, etc.

Cable terminals

Mechanical load test, protection level test, bending resistance, seismic resistance, freeze-thaw resistance, impact resistance, etc. for supports and hangers