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Comprehensive Solution for External Pipeline Inspection and Evaluation
Solutions

Comprehensive Solution for External Pipeline Inspection and Evaluation

SolutionsComprehensive Solution for External Pipeline Inspection and Evaluation
01

核心服务

Core service

  • Full‑range Trenchless External Inspection and Diagnosis
    ——Comprehensive physical examination of the pipeline exterior
    搭载防腐层检测仪、管地电位仪、直流电位梯度、杂散电流监测全套设备,不开挖完成全线扫描:
    1.防腐层完整性检测,定位所有破损点位,评估绝缘性能
    2.管地电位、阴保系统有效性检测,排查保护失效区段
    3.土壤腐蚀性、交直流杂散电流全域扫描,量化干扰强度
    4.腐蚀速率监测,精准判断管体腐蚀发展速度,输出可视化风险地图
  • 缺陷开挖验证与修复指导
    ——精准消除外部病灶
    针对检测标记高风险点位开展定点开挖核验,配套落地治理技术支持:
    1.破损防腐层修复方案设计,采用粘弹体胶带等专用材料恢复防护层
    2.杂散电流排流、阴保系统升级改造技术指导
    3.区分轻重度腐蚀缺陷,制定分级处置方案,杜绝大面积盲目开挖
  • 管道外腐蚀完整性综合评价
    ——建立长效运维体系
    依托实测数据开展标准化外腐蚀直接评价(ECDA),构建管道外部防护数字化档案:
    1.综合评估管道外部腐蚀整体等级,测算管线剩余使用寿命
    2.出具合规检测评价报告,满足国标、央企管网验收标准
    3.定制长期预防性运维方案,推动管网从被动抢修转向主动防控
02

技术优势

Technical advantages

Professional and experienced operation <em>team</em>
Professional and experienced operation <em>team</em>
Professional and experienced operation team
Operators with CP3 & CP2 anti‑corrosion inspection certifications. Skilled in long‑distance, municipal gas and offshore pipeline operations. Adhere to industry safety standards and implement full‑process quality control.
Complete set of <em>integrated</em> testing equipment
Complete set of <em>integrated</em> testing equipment
Complete set of integrated testing equipment
Equipped with self‑supported complete external‑detection hardware for full‑range monitoring of anti‑corrosion, potential, stray current and corrosion rate. Multi‑tech cross‑validation cuts errors and ensures reliable data under complex conditions.
Full‑scenario operating condition <em>adaptation</em> capability
Full‑scenario operating condition <em>adaptation</em> capability
Full‑scenario operating condition adaptation capability
Suitable for harsh corrosive environments such as buried pipelines, seawater, saline‑alkali land, swamps, urban pipe networks and industrial zones. Supports new‑build acceptance, routine inspection, pipeline renovation and emergency survey.
<em>standardized</em> project management and control system
<em>standardized</em> project management and control system
standardized project management and control system
Zoned synchronous operation for long‑distance pipelines. Emergency plans for rainy‑season, high‑temperature and urban‑road construction ensure on‑time delivery, with full as‑built documents for owner acceptance.
03

为客户带来的价值

The value brought to the customers

cost reduction and efficiency improvement
cost reduction and efficiency improvement
Trenchless inspection reduces excavation costs by 30%-60%, shortens pipeline shutdown duration, and avoids traffic and municipal supporting‑facility losses caused by large‑scale excavation.
Prolong lifespan
Prolong lifespan
Accurately repair anti‑corrosion damages and eliminate corrosion triggers, which can extend the designed service life of pipelines by 10‑20 years and realize the preservation of fixed‑asset value
Consolidate the defense line
Consolidate the defense line
Conduct advance inspection for hidden risks of corrosion perforation and leakage, and prevent major safety accidents such as explosions, medium leakage, and soil‑water pollution.
Compliant and hassle‑free
Compliant and hassle‑free
The testing procedures and reporting standards are fully compliant with national as well as oil‑gas and gas industry specifications, and have successfully passed various inspections covering safety, environmental protection and special‑purpose equipment.
Cost Optimization
Cost Optimization
Single‑time inspection investment avoids huge expenditures on emergency repairs, production halts, administrative penalties and third‑party compensation, establishes an active preventive operation and maintenance mode, and delivers remarkable long‑term benefits.
sound system
sound system
Establish a full‑life‑cycle inspection and evaluation system to realize the transformation from "passive emergency repair" to "active prevention", with remarkable long‑term comprehensive benefits.

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