Blue-Tempered Steel | McMaster-Carr

	System of Measurement System of Measurement

Inch

Metric

	Thickness Thickness

	Width Width

	Length Length

	Shape Shape


Sheet and Bar	Ring

	Material Material

1095 Spring Steel

1075 Spring Steel

1050 Spring Steel

1074-1095 Spring Steel

1008-1010 Carbon Steel

Carbon Steel

	ID ID

	Heat Treatment Heat Treatment

Hardened

Annealed (Softened)

	Hardness Rating Hardness Rating

Medium

Hard

Very Hard

	Hardness Hardness

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	OD OD

	Certificate Certificate

	Material Certificate with Traceable Lot Number

	Yield Strength Yield Strength

50,000 psi

60,000 psi

Not Rated

	Elongation Elongation

9.5%

10%

Not Rated

	Shim Stock Form Shim Stock Form


Sheet	Roll

	Minimum Hardness Minimum Hardness

	Individual/Set Individual/Set

Individual

Set

	Magnetic Properties Magnetic Properties

Magnetic

May Be Mildly Magnetic

	Specifications Met Specifications Met

	For Screw Size For Screw Size

	Maximum Hardness After Heat Treatment Maximum Hardness After Heat Treatment

Rockwell C66

Rockwell C64

Rockwell C58

	For Shoulder Diameter For Shoulder Diameter

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1,177 Products

About Carbon Steel, Alloy Steel, Spring Steel, and Cast Iron

Wear-Resistant 1095 Spring Steel Sheets and Strips

Also known as blue-tempered steel.

Easy-to-Form Wear-Resistant 1095 Spring Steel Sheets

These sheets have a softened temper, which is also known as annealed, so they can be easily formed into shape and then heat treated for spring properties.

1075 Spring Steel Strips

Also known as scaleless steel.

Easy-to-Form 1075 Spring Steel Sheets

These sheets have a softened temper, which is also known as annealed, so they can be easily formed into shape and then heat treated for spring properties.

Easy-To-Form Multipurpose 1050 Spring Steel Sheets

Containing more carbon than low-carbon steel—but less than 1095 spring steel—1050 spring steel is easily formed into parts such as washers, brackets, and springs before being hardened for use.

Fasteners

Shim Stock

Cut this stock into custom shapes to fit your application.

Shim Stock Sets

Keep shim stock in a variety of thicknesses on hand with these sets. Cut into custom shapes to fit your application.

Shims for Lengthening Screw Shoulders

Spin these shims onto screw threads to extend the shoulder length.

Ring Shims

Precisely align, level, and adjust spacing on fasteners and shafts with these shims.

Shims for Shortening Screw Shoulders

Slide these shims under the screw head to shorten the shoulder length.

Shims for Button Dies

Place these shims under sharpened dies to restore their original height and extend their life.

Shim Assortments for Button Dies

Place these shims under sharpened dies to restore their original height and extend the life of the dies.

Shim Assortments for Shortening Shoulder Screws

Slide onto a shoulder screw to shorten the length of the shoulder.

Shim Assortments for Lengthening Shoulder Screws

Spin these tight-fitting shims onto your screw's threads to lengthen the shoulder.