IMPA: 611301

Straight Pipe Wrenches – Marine-Grade Hand Tools

Straight pipe wrenches are essential hand tools aboard any vessel, designed for gripping and turning threaded pipes and fittings with a secure, non-slip hold. These rugged wrenches feature an adjustable upper jaw that provides a strong grip on pipe surfaces, making them ideal for repairing water lines, hydraulic systems, and fuel lines in engine rooms and deck applications.

Manufactured from forged alloy steel with hardened jaws and a durable powder-coated finish, these wrenches resist corrosion and wear in demanding marine environments. The I-beam handle design delivers maximum torque with minimal weight, while the easy-turn adjusting nut allows quick size changes even with gloves on. Available in a range of lengths to suit every piping task, from compact 8-inch models for tight spaces to 48-inch heavy-duty versions for large diameter piping.

Key Features

Technical Specifications

SpecificationDetails
Product NameStraight Pipe Wrench
IMPA Code611301
MaterialDrop-forged alloy steel
Jaw MaterialHardened steel with serrated teeth
FinishPowder-coated anti-corrosion finish
Handle TypeI-beam
Available Sizes8" (200 mm), 10" (250 mm), 12" (300 mm), 14" (350 mm), 18" (450 mm), 24" (600 mm), 36" (900 mm), 48" (1200 mm)
Adjustment TypeKnurled adjusting nut
StandardsASME B107.8 compliant

Frequently Asked Questions

What sizes are available for this straight pipe wrench?

Our straight pipe wrenches are offered in sizes from 8 inches up to 48 inches, covering pipe diameters from 1/4 inch to 4 inches. Choose the length that best matches your typical piping applications.

Are these wrenches suitable for use in marine environments?

Yes, these wrenches are constructed from forged alloy steel with a corrosion-resistant powder-coated finish, making them well-suited for damp, salt-air environments commonly found on ships and offshore installations.

How do I adjust the jaw opening of a straight pipe wrench?

Simply turn the knurled adjusting nut clockwise to tighten the jaw around the pipe, and counterclockwise to loosen or increase the opening. The threaded design allows fine adjustments for a secure fit.

Can this wrench be used on brass or chrome-plated pipes?

Yes, but the serrated jaws may mar soft metal surfaces. For finished or soft metal pipes, you can wrap the pipe with a cloth or use a strap wrench to avoid damage. Alternatively, use grip-friendly tape around the pipe before applying the wrench.

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