Aplikasi Utama (Applications)
Memantau pergerakan tanah lateral pada area rawan longsor: (Monitoring lateral ground movement in land slide areas)
Mengukur tingkat kestabilan selama proses penggalian situs konstruksi: (Measuring stability during site excavation)
Mendeteksi bidang geser pada bendungan urukan tanah: (Detecting the shear planes in earth fill dams)
Mengukur defleksi dinding penahan dan tiang pancang di bawah beban berat: (Deflection of retaining walls and piles under heavy loads)
Mengukur pergerakan sub-tanah pada proyek reklamasi dan perbaikan tanah: (Measuring sub-soil movements in reclamation and sub-soil improvement sites)
Spesifikasi Teknis (Specification)
| Parameter | OD 60 mm | OD 70 mm | OD 85 mm |
| Material | ABS | ABS | ABS |
| Spiral Alur (Groove Spiral) | $< 0.3^{\circ} / 3\text{M}$ | $< 0.3^{\circ} / 3\text{M}$ | $< 0.3^{\circ} / 3\text{M}$ |
| Ketahanan Runtuh (Collapse Rating) | $2040\text{ kPa}$ | $1960\text{ kPa}$ | $1770\text{ kPa}$ |
| Ketahanan Tekuk (Bend Rating) | $3.15\text{ kN}$ | $3.07\text{ kN}$ | $2.65\text{ kN}$ |
| Suhu Maksimum (Maximum Temperature) | $80^{\circ}\text{C}$ | $80^{\circ}\text{C}$ | $80^{\circ}\text{C}$ |
| Kekuatan Tarik (Tensile Strength) | $708\text{ kgF}$ | $705\text{ kgF}$ | $700\text{ kgF}$ |
| Torsi (Torque) | $538\text{ Nm}$ | $520\text{ Nm}$ | $481\text{ Nm}$ |
Dimensi Casing (Casing Dimension)
| Ukuran | OD 60 mm | OD 70 mm | OD 85 mm |
| Panjang (Length) | $3000\text{ mm } (\pm 1\text{ mm})$ | $3000\text{ mm } (\pm 1\text{ mm})$ | $3000\text{ mm } (\pm 1\text{ mm})$ |
| Diameter Luar (Outer Diameter) | $60\text{ mm}$ | $70\text{ mm}$ | $85\text{ mm}$ |
| Diameter Dalam (Inner Diameter) | $53\text{ mm}$ | $62\text{ mm}$ | $77\text{ mm}$ |
Dimensi Sambungan (Coupling Dimension)
| Ukuran | OD 60 mm | OD 70 mm | OD 85 mm |
| Panjang (STD / TLS) | $200\text{ mm}$ | $160\text{ mm} / 400\text{ mm}$ | $200\text{ mm} / 380\text{ mm}$ |
| Diameter Luar (Outer Diameter) | $67\text{ mm}$ | $75.5\text{ mm}$ | $91\text{ mm}$ |
| Diameter Dalam (Inner Diameter) | $57.5\text{ mm}$ | $68\text{ mm}$ | $83\text{ mm}$ |
Berat Komponen (Weight)
| Komponen | OD 60 mm | OD 70 mm | OD 85 mm |
| Casing | $2.16\text{ kg}$ | $2.5\text{ kg}$ | $3.07\text{ kg}$ |
| Kopling (Coupling) | $0.18\text{ kg}$ | $0.14\text{ kg}$ | $0.24\text{ kg}$ |
| Tutup Atas (Top Cap) | $0.02\text{ kg}$ | $0.04\text{ kg}$ | $0.04\text{ kg}$ |
| Tutup Bawah (Bottom Cap) | $0.06\text{ kg}$ | $0.08\text{ kg}$ | $0.10\text{ kg}$ |
Sifat Resin ABS Berdasarkan Standar ASTM
Geovan Inclinometer Casing Model 2404
Fisik (Physical)
Berat Jenis (Specific Gravity) ASTM D792: $1.04$
Penyusutan Cetakan (Molding Shrinkage, Aliran 3.2 mm) ASTM D955: $0.4 \sim 0.7\%$
Laju Alir Leleh (Melt Flow Rate $230^{\circ}\text{C} / 3.8\text{ kg}$) ASTM D1238: $1\text{ g}/10\text{ menit}$
Mekanikal (Mechanical)
Kekuatan Tarik (Tensile Strength, 3.2 mm pada Luluh $50\text{ mm/min}$) ASTM D638: $420\text{ kg/cm}^2$
Elongasi Tarik (Tensile Elongation, 3.2 mm pada Luluh $50\text{ mm/min}$) ASTM D638: $>5\%$
Elongasi Tarik (Tensile Elongation, 3.2 mm saat Putus $50\text{ mm/min}$) ASTM D638: $35\%$
Modulus Tarik (Tensile Modulus, 3.2 mm $1\text{ mm/min}$) ASTM D638: (Sesuai spesifikasi material standar)
Kekuatan Lentur (Flexural Strength, 3.2 mm $15\text{ mm/min}$) ASTM D790: $640\text{ kg/cm}^2$
Modulus Lentur (Flexural Modulus, 3.2 mm $15\text{ mm/min}$) ASTM D790: $21,100\text{ kg/cm}^2$
Kekuatan Sobek (Tear Strength saat Putus $50\text{ mm/min}$) ASTM D624: (Sesuai standar material)
Kekuatan Dampak IZOD (IZOD Impact Strength, Bertakik 6.4 mm) ASTM D256:
Pada $23^{\circ}\text{C}$: $43\text{ kg}\cdot\text{cm/cm}$
Pada $-30^{\circ}\text{C}$: (Sesuai standar)
Kekuatan Dampak IZOD (IZOD Impact Strength, Bertakik 3.2 mm) ASTM D256:
Pada $23^{\circ}\text{C}$: $50\text{ kg}\cdot\text{cm/cm}$
Pada $-30^{\circ}\text{C}$: (Sesuai standar)
Kekerasan Rockwell (Rockwell Hardness R-Scale) ASTM D785: $97$
Termal (Thermal)
Suhu Defleksi Panas (Heat Deflection Temperature, 6.4 mm Tanpa Annealing) ASTM D648:
Beban $18.6\text{ kg}$: $87^{\circ}\text{C}$
Beban $4.6\text{ kg}$: $92^{\circ}\text{C}$
Suhu Defleksi Panas (Heat Deflection Temperature, 6.4 mm Dengan Annealing) ASTM D648:
Beban $18.6\text{ kg}$: $88^{\circ}\text{C}$
Beban $4.6\text{ kg}$: $94^{\circ}\text{C}$
Suhu Pelunakan Vicat (Vicat Softening Temperature) ASTM D1525:
Beban $5\text{ kg}, 50^{\circ}\text{C/h}$: $94^{\circ}\text{C}$
Beban $1\text{ kg}, 120^{\circ}\text{C/h}$: (Sesuai standar)
Ketahanan Nyala Api (Flammability)
Ketebalan 1.5 mm UL94: Kelas HB (class HB)