Stainless Steel Pipe Repair Clamp Successfully Deployed in Singapore Water Supply Network Project

Project Background: Emergency repair engineering for a buried main water pipeline in Singapore.

Product Name: Double-Plate Type Stainless Steel Pipe Repair Clamp.

Purchase Volume: Multi-specification, emergency inventory bulk procurement.

1. On-Site Challenge:

Recently, a municipal engineering contractor in Singapore urgently reached out to us for an immediate pipeline solution.

At a site of a main water supply pipeline that the company was responsible for maintaining, a minor subsidence of the underground soil caused by heavy road pressure resulted in severe localized fiber tears and pipe wall damage holes on the surface of a buried large-diameter pipeline.

The project was tightly constrained by the following operational challenges:

Zero-Downtime Requirement: This pipeline serves as the primary water source for a surrounding major commercial district. Traditional pipe cutting or section replacement was entirely unfeasible due to catastrophic shutdown losses. A reliable Live Line Leak Repair solution was mandatory.

Strict No-Welding Policy: The excavated pit was surrounded by dense underground networks of high-voltage cables and gas lines. Absolutely no welding was allowed on-site due to extreme safety hazards.

2.Engineering Solution: Double-Plate Type Stainless Steel Pipe Repair Clamp Technical Selection

Ⅰ. Two-Piece Symmetrical Compression Design

Balanced Mechanical Torque: For high-pressure operations and extensive longitudinal tears, standard single-band clamps often suffer from uneven stress distribution.

360-Degree Radial Sealing: Our heavy-duty Two-Piece Design consists of two perfectly symmetrical, semi-circular stainless steel plates. Supported by parallel bolt rows on both sides, it delivers uniform radial compression across the pipe circumference, drastically upgrading the safety margin under high operating pressures.

Ⅱ. High-Tensile All-Stainless Steel Construction

Extreme Anti-Corrosion Material: Singapore’s tropical climate and high underground soil moisture accelerate galvanic corrosion.

Industrial Grade Componentry: The entire structural frame, including the dual-side plate shells, heavy-duty bolts, locking bars, and mesh lifter bars, is manufactured from premium Stainless Steel 304/316 to guarantee long-term buried service life.

Ⅲ. 360-Degree Full-Wrap Rubber Gasket

Fll-Wrap Leak Containment: The interior is lined with a thick, highly resilient NBR rubber sealing grid to achieve an absolute Full-Wrap Rubber Liner configuration.

Irregular Surface Adaptability: When the dual-plate bolts are cross-tightened, the rubber matrix undergoes controlled mechanical deformation. This creates a definitive Leak-Proof seal, completely filling and arresting leaks even against frayed, irregular, or rough fiber-torn pipe walls.

Customer provided on site installation scenario for the repair kit: