Single Bolt Clamps

Overview

Single Bolt Clamps (often referred to as Band Clamps or Hose Clamps) are designed to secure hoses—particularly suction and discharge lines—onto fittings or couplings. Constructed from high-strength materials (usually galvanized or stainless steel), these clamps enable a tight, leak-resistant connection in dewatering, construction, and general fluid transfer setups.

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Key Uses & Applications

Dewatering & Drainage

Securing suction hoses to pumps or couplings for groundwater or trench dewatering
Used in wellpoint headers, discharge hoses, or manifold lines
Ensures leak-free operations

Construction & Earthworks

Fastening lay-flat hoses or rigid piping in temporary pump installations
Adjusting hose lengths or relocations on busy job sites
Minimal downtime during adjustments

Municipal & Emergency

Tightening and stabilizing temporary water transfer hoses
Quick assembly/disassembly for rapid deployment
Effective for flood mitigation scenarios

Industrial & Mining

Attaching large-diameter hoses for slurry and wastewater
Suitable for dredging applications
Withstands moderate pressures in pumping operations

Agricultural & Irrigation

Clamping irrigation lines onto barbed or beaded pipe fittings
Ensures robust connections for variable terrain
Tolerates movement in agricultural settings

Product Features

High-Strength Metal Construction

Typically galvanized steel or stainless steel band for corrosion resistance
Resists rust and damage in damp environments
Withstands exposed outdoor conditions

Single Bolt Tightening Mechanism

Quick, straightforward installation—just one bolt to tighten
Minimal tools required; usually a single socket or wrench
Provides uniform compression around the hose

Wide Clamping Range

Available in multiple diameters to fit hoses from 1″ to large industrial sizes
Accommodates varying hose thicknesses
Suitable for reinforced suction hoses

Low Profile Design

Slim band profile reduces interference in confined spaces
Less chance of snagging or catching on adjacent equipment
Ribbed or perforated pattern for better friction

Technical Details

Clamp Type	Single Bolt Hose Clamp
Material Options	Galvanized Steel, Stainless Steel (304/316 options)
Size Range	Commonly fits hoses from 1″ up to 10″ diameter (model-dependent)
Band Width	~20–40 mm (depends on size and manufacturer)
Bolt Size	Ranges from M6 to M10 (metric) or ¼” to 3/8″ (imperial)
Tightening Torque	Varies by size (typical range 10–30 Nm for standard clamps)
Corrosion Protection	Galvanized / Zinc-Plated / Stainless Steel
Operating Temperature	-20°C to +200°C (material-dependent)
Max. Working Pressure	Application-dependent; typically suitable for moderate pressures in dewatering lines

Technical Specifications

Size (inch)	Size (mm)	Min-Max OD	Bolt Size	Band Width	Material
1″	25mm	31-35mm	M6	20mm	SS304/Galv.
1-1/4″	32mm	38-43mm	M6	20mm	SS304/Galv.
1-1/2″	38mm	44-49mm	M6	20mm	SS304/Galv.
2″	50mm	56-61mm	M6	20mm	SS304/Galv.
2-1/2″	63mm	69-74mm	M8	24mm	SS304/Galv.
3″	75mm	81-86mm	M8	24mm	SS304/Galv.
4″	100mm	106-112mm	M8	26mm	SS304/Galv.
5″	125mm	131-137mm	M8	26mm	SS304/Galv.
6″	150mm	156-162mm	M10	28mm	SS304/Galv.
8″	200mm	206-212mm	M10	32mm	SS304/Galv.
10″	250mm	256-262mm	M10	32mm	SS304/Galv.

Benefits & Advantages

Quick Installation

Single bolt mechanism simplifies setup, minimizing labor and downtime on the job site

Durable & Reliable

Withstands vibration, moderate pressures, and environmental exposure common in dewatering tasks

Cost-Effective

Typically cheaper than more complex multi-bolt or specialized clamps, reusable if properly maintained

Versatile

Fits a wide range of hose diameters, making it a versatile stock item for contractors

Adaptable to High Moisture

Galvanized or stainless steel variants resist rust in wet or muddy conditions