Project Performance Report

Performance Table for Expansion Joints of Pressure Steel Pipes in Hydropower Stations

Engineering Project
Main Product Parameters
Type and Application Scenarios
Xinjiang Horgos Main Canal Hydropower Station
Flow diameter: 2.4 m Design head: 150 m
Axial compensation: ± 100mm horizontal compensation: ±50mm
Lateral compensation: ± 10mm Angular Compensation: 0.5°
Structural Type: Double Expansion Joint
Application: Exposed piping
Yunnan Baoshan West-to-East Water Diversion Project
Flow diameter: 1.0 m Design head: 350 m
Axial compensation: ± 80mm horizontal compensation: ±20mm
Lateral compensation: ± 0 mm – Angular Compensation: 0.5°
Structural Type: Single Expansion Joint
Application: Exposed piping
Hetao Hydropower Station in Hejia County, Hunan
Flow diameter: 2.5 m Design head: 50 m
Axial compensation: ± 80mm horizontal compensation: ±0mm
Lateral compensation: ± 0 mm Angular Compensation: 0°
Structural Type: Single Expansion Joint
Application: Exposed piping
Xinjiang Xiatag River Mountain Pass Hydropower Station
Flow diameter: 2.8 m Design head: 250 m
Axial compensation: ± 80mm horizontal compensation: ±0mm
Lateral compensation: ± 15mm angular compensation: 0.5°
Structural Type: Double Expansion Joint
Application: Exposed piping
Huaihua City Tuokou Hydropower Station
Flow diameter: 4.5 m Design head: 110 m
Axial compensation: ± 60mm Horizontal Compensation: ±25mm
Lateral compensation: ± 25mm angular compensation: 0.5°
Structural Type: Double Expansion Joint
Application: Exposed piping
Baoshan Biaozhang River Hydropower Station
Flow diameter: 0.7 m Design head: 400 m
Axial compensation: ± 100mm horizontal compensation: ±0mm
Lateral compensation: ± 0 mm angular compensation: 0°
Structural Type: Single Expansion Joint
Application: Exposed piping
Kaqun Third-Grade Hydropower Station in Xinjiang
Flow diameter: 2.8 m Design head: 350 m
Axial compensation: ± 80mm horizontal compensation: ±0mm
Lateral compensation: ± 0 mm angular compensation: 0°
Structural Type: Single Expansion Joint
Application: Exposed piping
Myanmar Nam Kheu Hydropower Station
Flow diameter: 4.4 m Design head: 150 m
Axial compensation: ± 60mm Horizontal Compensation: ±15mm
Lateral compensation: ± 15mm angular compensation: 0.5°
Structural Type: Double Expansion Joint
Application: Exposed piping
Shangbanglang Hydropower Station in Myanmar
Flow diameter: 4.8 m Design head: 110 m
Axial compensation: ± 70mm Horizontal Compensation: ±15mm
Lateral compensation: ± 20mm angular compensation: 0.5°
Structural Type: Double Expansion Joint
Application: Exposed piping
Haiya Hydropower Station in Xuyong County, Sichuan
Flow diameter: 2.0 m Design head: 410 m
Axial compensation: ± 80mm horizontal compensation: ±0mm
Lateral compensation: ± 15mm angular compensation: 0.5°
Structural Type: Double Expansion Joint
Application: Exposed piping
Sichuan Tubagou Hydropower Station
Flow diameter: 1.3 m Design head: 790 m
Axial compensation: ± 60mm Horizontal Compensation: ±0mm
Lateral compensation: ± 25mm angular compensation: 0.5°
Structural Type: Double Expansion Joint
Application: Exposed piping
Mupo Power Station, Zhongshui Sichuan Company
Flow diameter: 3.7 m Design head: 950 m
Axial compensation: ± 70mm horizontal compensation: ±25mm
Lateral compensation: ± 25mm angular compensation: 1.5°
Structural Type: Double Expansion Joint
Application: Exposed piping
Tianhu Hydropower Station in Guilin, Guangxi
Flow diameter: 1.4 m Design head: 1220 m
Axial compensation: ± 50mm horizontal compensation: ±10mm
Lateral compensation: ± 15mm angular compensation: 0.5°
Structural Type: Double Expansion Joint
Application: Exposed piping
Laoya Village Hydropower Station in Lixian County, Sichuan
Flow diameter: 0.9 m Design head: 530 m
Axial compensation: ± 70mm horizontal compensation: ±10mm
Lateral compensation: ± 15mm angular compensation: 0.5°
Structural Type: Double Expansion Joint
Application: Exposed piping
Hunan Sangzhi Jinlong Hydropower Station
Flow diameter: 1.6 m Design head: 350 m
Axial compensation: ± 50mm horizontal compensation: ±10mm
Horizontal Compensation: / Angular Compensation: /
Structural Type: Single Expansion Joint
Application: Exposed piping
Wenshan Huayi River Hydropower Station in Yunnan
Flow diameter: 0.8 m Design Head: 890 m
Axial compensation: ± 70mm Horizontal Compensation: /
Horizontal Compensation: / Angular compensation: 0.5°
Structural Type: Single Expansion Joint
Application: Exposed piping
Myanmar Shuijin Ann Hydropower Station
Flow diameter: 4.7 m Design head: 160 m
Axial compensation: ± 60mm Horizontal Compensation: /
Horizontal Compensation: / Angular compensation: 0.5°
Structural Type: Single Expansion Joint
Application: Exposed piping
Myanmar Bulo Bridge Level 3 Hydropower Station
Flow diameter: 4.8 m Design head: 530 m
Axial compensation: ± 70mm horizontal compensation: ±10mm
Lateral compensation: ± 15mm angular compensation: 0.5°
Structural Type: Single Expansion Joint
Application: Exposed piping
Rongdi Hydropower Station in Rongshui County, Guangxi
Flow diameter: 1.8 m Design head: 300 m
Axial compensation: ± 50mm horizontal compensation: /
Horizontal Compensation: / Angular compensation: 0.5°
Structural Type: Single Expansion Joint
Application: Exposed piping
Qing Shui River Hydropower Station in Qiaojia County, Yunnan
Flow diameter: 0.8 m Design Head: 890 m
Axial compensation: ± 50mm horizontal compensation: /
Horizontal Compensation: / Angular compensation: 0.5°
Structural Type: Single Expansion Joint
Application: Exposed piping
Qinghai Laxiwa Hydropower Station
Flow diameter: 1.8 m Design head: 390 m
Axial compensation: ± 50mm horizontal compensation: /
Horizontal Compensation: / Angular compensation: 0.5°
Structural Type: Single Expansion Joint
Application: Exposed piping
Gansu Chengzigou Hydropower Station
Flow diameter: 4.4 m Design head: 350 m
Axial compensation: ± 50mm horizontal compensation: /
Lateral compensation: ± 25mm angular compensation: 0.5°
Structural Type: Double Expansion Joint
Application: Exposed piping
Laojungou Power Station, Mengtun River Company, Lixian County, Sichuan
Flow diameter: 1.3 m Design head: 950 m
Axial compensation: ± 70mm horizontal compensation: ±25mm
Lateral compensation: ± 25mm angular compensation: 1.5°
Structural Type: Double Expansion Joint
Application: Exposed piping
Lianghong Power Development Co., Ltd. of Ganluo County, Sichuan Province
Flow diameter: 6.0 m Design head: 130 m
Axial compensation: ± 60mm Horizontal Compensation: ±20mm
Lateral compensation: ± 25mm angular compensation: 1.5°
Structural Type: Double Expansion Joint
Application scenario: Implantable
Xiaogou Hydropower Station in Kangding County, Sichuan Province
Flow diameter: 1.5 m Design head: 830 m
Axial compensation: ± 80mm horizontal compensation: —— mm
Horizontal Compensation: — mm angular compensation: —
Structural Type: Single Expansion Joint
Application: Exposed piping
Cambodia
Kilirong No. 3 Hydropower Station
Flow diameter: 1.6 m Design head: 400 m
Axial compensation: ± 70mm horizontal compensation: —— mm
Lateral compensation: ± 70mm angular compensation: 1.2°
Structural Type: Double Expansion Joint
Application: Exposed piping
Ili Kashi River Nilke First-Grade Hydropower Station
Flow diameter: 3.6 m Design head: 100 m
Axial compensation: ± 100mm horizontal compensation: ——mm
Horizontal Compensation: — mm angular compensation: —
Structural Type: Double Expansion Joint
Application: Exposed piping
Ili Talad Sai Hydropower Station
Flow diameter: 4.0 m, 2.3 m – Design Head: 100 m
Axial compensation: ± 20mm horizontal compensation: ——mm
Lateral compensation: ± 50mm angular compensation: —
Structural Type: Double Expansion Joint
Application: Exposed piping
Ili Sariket Hydropower Station
Flow diameter: 3.5 m, 2.0 m – Design Head: 70 m
Axial compensation: ± 30mm horizontal compensation: —— mm
Lateral compensation: ± 50mm angular compensation: —
Structural Type: Double Expansion Joint
Application: Exposed piping
Yunnan Lüshui River Hydropower Station
Flow diameter: 1.7 m Design head: 780 m
Axial compensation: ± 50mm horizontal compensation: —— mm
Lateral compensation: ± 60mm Angular Compensation: —
Structural Type: Double Expansion Joint
Application: Exposed piping
Shaanxi Yangling Water Supply Project
Flow diameter: 1.2 m Design head: 140 m
Axial compensation: ± 20mm horizontal compensation: ——mm
Lateral compensation: ± 40mm angular compensation: —
Structural Type: Double Expansion Joint
Application scenarios: Exposed piping and direct burial
Sichuan
Yongning River Fourth-Grade Hydropower Station
Flow diameter: 3.4 m Design head: 180 m
Axial compensation: ± 70mm horizontal compensation: —— mm
Horizontal Compensation: — mm Angular Compensation: —
Structural Type: Single Expansion Joint
Application: Exposed piping
Yunnan
Baoshan Yidao Bridge Pipeline Water Diversion Project
Flow diameter: 2.8 m Design head: 300 m
Axial compensation: ± 170mm horizontal compensation: 30mm
Horizontal Compensation: — mm Angular Compensation: ——
Structural Type: Double Expansion Joint
Application: Exposed piping
Xia Zhi’en Hydropower Station on the Gek River in Shangri-La, Yunnan
Flow diameter: 2.0 m Design head: ≤560 m
Axial compensation: ± 70mm horizontal compensation: ±10mm
Lateral compensation: ± 45mm angular compensation: 2°
Structural Type: Double Expansion Joint
Application scenarios: Exposed piping, settlement zones
Shanxi
Beizhao Yellow River Diversion Project
Flow diameter: 1.4m Design head: 100m
Axial compensation: ± 50mm horizontal compensation: —— mm
Horizontal Compensation: — mm Angular Compensation: 3°
Structural Type:
Single‑type and double‑type expansion joints
Application scenarios: Exposed piping, water diversion steel pipes, geological settlement zones.
Flow diameter: 1.8 m Design head: 400 m
Axial compensation: ± 50mm horizontal compensation: —— mm
Vertical Compensation: — mm Angular Compensation: 3°
Flow diameter: 2.0 m Design head: 250 m
Axial compensation: ± 50mm horizontal compensation: —— mm
Horizontal Compensation: — mm Angular Compensation: 3°
Shaanxi
Laoyu River Hydropower Station
Flow diameter: 1.4 m Design head: 160 m
Axial compensation: ± 80mm horizontal compensation: —— mm
Horizontal Compensation: — mm angular compensation: —
Structural Type: Single Expansion Joint
Application: Exposed piping ,water diversion steel pipe
Xinjiang
Biedeli Hydropower Station
Flow diameter: 4.2 m Design head: 120 m
Axial compensation: ± 75mm Horizontal Compensation: —— mm
Horizontal Compensation: — mm Angular Compensation: 3°
Structural Type: Double Expansion Joint
Application: Exposed piping
Ethiopia
FAN Hydropower Station
Flow diameter: 2.1 m Design head: 440 m
Axial compensation: ± 25mm horizontal compensation: ±15mm
Horizontal Compensation: — mm Angular Compensation: 2°
Structural Type: Double Expansion Joint
Application: Exposed piping ,water diversion steel pipe
Flow diameter: 2.1 m Design head: 640 m
Axial compensation: ± 60mm Horizontal Compensation: ±25mm
Horizontal Compensation: — mm Angular Compensation: 2°
Structural Type: Double Expansion Joint
Application: Buried Pipe
Shaanxi
Ningshan Hydropower Development Co., Ltd.
Flow diameter: 1.6 m Design head: 350 m
Axial compensation: ± 60mm Horizontal Compensation: ——
Horizontal Compensation: — Angular compensation: — mm
Structural Type: Single‑stage
Application: Exposed piping ,water diversion steel pipe
Yunnan
Tieshu Qiao Hydropower Station
Flow diameter: 4.0 m Design head: 100 m
Axial compensation: ± 100mm horizontal compensation: ±80mm
Lateral compensation: ± 100mm angular compensation: —
Structural Type: Duplex ,Exposed pipe
Application Scenario: Earthquake Rift Zone
Yiliang Hydropower Station in Zhaotong, Yunnan
Flow diameter: 1.8 m Design head: 330 m
Axial compensation: ± 70mm Horizontal Compensation: ——
Horizontal Compensation: — Angular Compensation: —
Structural Type: Single Expansion Joint
Shaanxi Heihe Water Diversion Project
Flow diameter: 2.0 m Design head: 150 m
Axial compensation: ± 60mm Horizontal Compensation: ——
Lateral compensation: ± 30mm angular compensation: —
Structural Type: Duplex , with vibration damping
Application: Buried Pipe , installed in front of the volute
Gansu
Two Units of Heihe Hydropower Station
Flow diameter: 0.8 m Design head: 350 m
Axial compensation: ± 60mm horizontal compensation: —— mm
Lateral compensation: ± 10mm Angular Compensation: —
Structural Type: Single Expansion Joint
Application: Exposed piping , installed in front of the volute
Angola
Loma U Hydroelectric Power Station
Flow diameter: 1.9 m Design head: 220 m
Axial compensation: ± 70mm Horizontal Compensation: ——
Horizontal Compensation: — Angular compensation: 1°
Structural Type: Duplex , with vibration damping
Application: Tunnel ,Geological Slip Section
Kenya
Songgao Luo Hydropower Station
Flow diameter: 4.0 m Design head: 350 m
Axial compensation: ± 90mm Horizontal Compensation: ——
Horizontal Compensation: — Angular Compensation: —
Structural Type: Sleeve
Application: Exposed piping
Flow diameter: 4.2 m Design head: 350 m
Axial compensation: ± 80mm Horizontal Compensation: ——
Horizontal Compensation: — Angular Compensation: —
Structural Type: Sleeve
Application: Exposed piping
Angola
Mabubas
Flow diameter: 2.5 m Design head: 90 m
Axial compensation: ± 100mm Horizontal Compensation: ——
Lateral compensation: ± 50mm angular compensation: 1°
Structural Type: Duplex , with vibration damping
Application: Tunnel ,Geological Slip Section
Flow diameter: 2.8 m Design head: 60 m
Axial compensation: ± 80mm Horizontal Compensation: ——
Lateral compensation: ± 50mm angular compensation: 1°
Structural Type: Duplex
Application: Tunnel ,Geological Slip Section
Qingshuihai, Yunnan
Engineering Enjia Section
Flow diameter: 2.0 m Design head: 160 m
Axial compensation: ± 50mm Horizontal Compensation: ——
Horizontal Compensation: — Angular Compensation: —
Structural Type: Single Expansion Joint
Application: Exposed piping
Yunnan Qingshuihai Project – Successful Section
Flow diameter: 2.0 m Design head: 60 m
Axial compensation: ± 50mm Horizontal Compensation: ——
Horizontal Compensation: — Angular Compensation: —
Structural Type: Single Expansion Joint
Application: Exposed piping
Yunnan Qing Shui Hai Project – Dashi Dong Section
Flow diameter: 2.0 m Design head: 30 m
Axial compensation: ± 50mm Horizontal Compensation: ——
Horizontal Compensation: — Angular Compensation: —
Structural Type: Single Expansion Joint
Application: Exposed piping
Xicun Section of the Qingshuihai Project in Yunnan
Flow diameter: 2.0 m Design head: 160 m
Axial compensation: ± 50mm Horizontal Compensation: ——
Horizontal Compensation: — Angular Compensation: —
Structural Type: Single Expansion Joint
Application: Exposed piping