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About Copper, Brass, and Bronze
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About Tool Steel
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About Stainless Steel
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About Aluminum
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About Plastic
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About Carbon Steel, Alloy Steel, Spring Steel, and Cast Iron
More
Multipurpose 304 Stainless Steel
From cookware to chemical-processing equipment, 304 stainless steel is a good all-around choice for a wide range of applications. It maintains its corrosion resistance in temperatures up to 1500° F.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
- Yield Strength: 30,000 psi
- Hardness: Rockwell B75 (Medium)
- Heat Treatment: Annealed (Softened)
- Heat Treatable: No
- Specifications Met: ASTM A276
Easy-to-Machine 303 Stainless Steel
Widely used for fabricating fittings and fasteners, 303 stainless steel machines quickly without sticking to cutting tools. It maintains its corrosion resistance in temperatures up to 1500° F.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
- Yield Strength: 25,000 psi
- Hardness: Rockwell B75
- Heat Treatable: No
- Specifications Met: ASTM A582
Corrosion-Resistant 316 Stainless Steel
The addition of molybdenum gives 316 stainless steel excellent corrosion resistance. Use it in a variety of marine and chemical-processing applications. It maintains its corrosion resistance up to the maximum temperature.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
- Yield Strength: 30,000 psi
- Hardness: Rockwell B75 (Medium)
- Heat Treatment: Annealed (Softened)
- Heat Treatable: No
- Specifications Met: ASTM A276
Low-Carbon Steel Rods and Discs
- Yield Strength: See table
- Hardness: See table
- Heat Treatable: Yes
- Max. Hardness After Heat Treatment: See table
- Specifications Met: See table
Also known as mild steel, low-carbon steel is easy to machine, form, and weld. It's widely fabricated into parts that don’t require high strength, such as fixture clamps, mounting plates, and spacers. This material can be surface hardened with heat treating.
If you don't see the size you're looking for, please specify a length under additional rod lengths.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
Oversized Easy-to-Machine Gray Cast Iron Rods and Discs
- Yield Strength: Not Rated
- Hardness: Rockwell C20 (Hard)
- Heat Treatable: Yes
- Max. Hardness After Heat Treatment: Rockwell C50
- Specifications Met: ASTM A247
An oversized diameter allows for finishing to your exact requirements. Gray cast iron machines faster with less wear on cutting tools than most types of steel. It also absorbs vibration, so finished parts run quieter than those made of steel. It's often used for gears, pulleys, rollers, and bushings.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
1 ft. Lg. | ||
|---|---|---|
| Dia. | Dia. Tolerance | |
| 7" | 0.108" to 0.232" | 0000000 |
Impact-Resistant Ductile Cast Iron Rods and Discs
- Yield Strength: 55,000 psi
- Hardness: Rockwell C20 (Hard)
- Heat Treatable: Yes
- Max. Hardness After Heat Treatment: Rockwell C60
- Specifications Met: ASTM A536
Ductile cast iron is strong, resilient, and able to handle repeated stress without breaking. It also absorbs vibration, so finished parts run quieter than those made of steel.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
Oversized Multipurpose Air-Hardening A2 Tool Steel Rods and Discs
- Yield Strength: 55,000 psi
- Hardness: Rockwell B95 (Medium)
- Heat Treatable: Yes
- Max. Hardness After Heat Treatment: Rockwell C64
An oversized diameter allows for finishing to your exact requirements. A2 tool steel is more wear resistant than O1 and it keeps a sharper cutting edge. This air-hardening material is widely used for punches, broaches, and dies. These rods and discs are decarb-free for a uniform surface that will consistently accept heat treating.
If you don't see the size you're looking for, please specify a length under additional rod lengths.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
| Dia. | Dia. Tolerance | Mechanical Finish | Straightness Tolerance | Specifications Met | Per Inch | |
| 7" | 0.01" to 0.093" | Turned | Not Rated | ASTM A681 | 0000000 | 000000 |
Oversized Shock-Resistant S7 Tool Steel Rods and Discs
- Yield Strength: 50,000 psi
- Hardness: Rockwell B90 (Medium)
- Heat Treatable: Yes
- Max. Hardness After Heat Treatment: Rockwell C55
- Specifications Met: ASTM A681
An oversized diameter allows for finishing to your exact requirements. Often made into chisels, rivets, and punches, S7 tool steel can handle repeated impact without fracturing. It is an air-hardening material. These rods and discs are decarb-free for a uniform surface that will consistently accept heat treating.
If you don't see the size you're looking for, please specify a length under additional rod lengths.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
To Order: Please specify length in increments of 0.25" within the range listed.
| Dia. | Dia. Tolerance | Heat Treatment | Mechanical Finish | Straightness Tolerance | Choose a Length | Per Inch | |
| 7" | 0.01" to 0.093" | Annealed (Softened) | Turned | Not Rated | 13"-90" | 0000000 | 000000 |
Oversized Wear-Resistant D2 Tool Steel Rods and Discs
- Yield Strength: 50,000 psi
- Hardness: Rockwell B95 (Medium)
- Heat Treatable: Yes
- Max. Hardness After Heat Treatment: Rockwell C62
- Specifications Met: ASTM A681
An oversized diameter allows for finishing to your exact requirements. The addition of nickel gives D2 tool steel better wear resistance than A2. This air-hardening material is often used for cutting blades, stamps, and forming dies. These rods and discs are decarb-free for a uniform surface that will consistently accept heat treating.
If you don't see the size you're looking for, please specify a length under additional rod lengths.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
To Order: Please specify length in increments of 0.25" within the range listed.
| Dia. | Dia. Tolerance | Heat Treatment | Mechanical Finish | Straightness Tolerance | Choose a Length | Per Inch | |
| 7" | 0.010" to 0.093" | Annealed (Softened) | Ground | 1/8" per 5 ft. | 13"-90" | 0000000 | 000000 |
Oversized High-Temperature H13 Tool Steel Rods
- Yield Strength: 239,000 psi
- Hardness: Rockwell C20 (Hard)
- Heat Treatable: Yes
- Max. Hardness After Heat Treatment: Rockwell C54
- Specifications Met: ASTM A681
An oversized diameter on these rods allows for finishing to your exact requirements. Able to maintain good strength and wear resistance in high temperatures, H13 tool steel also resists cracking from repeated heating and cooling cycles. It's an air-hardening material that's widely used in die-casting applications.
If you don't see the size you're looking for, please specify a length under additional rod lengths.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
To Order: Please specify length in increments of 0.25" within the range listed.
| Dia. | Dia. Tolerance | Heat Treatment | Choose a Length | Per Inch | |
| 7" | 0.015" to 0.093" | Annealed (Softened) | 13"-90" | 0000000 | 000000 |
Multipurpose 6061 Aluminum Rods and Discs
- Yield Strength: 35,000 psi
- Hardness:
Foot and inch sizes: Brinell 95 (Soft)
Metric sizes: Brinell 80 (Soft) - Temper: See table
- Fabrication: See table
- Specifications Met:
Cold Worked: ASTM B211
Extruded: ASTM B221
The most widely used aluminum, 6061 is fabricated into everything from pipe fittings and containers to automotive and aerospace parts. It is strong and corrosion resistant, plus it's easy to machine and weld.
If you don't see the size you're looking for, please specify a length under additional rod lengths.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
To Order: Please specify length in increments of 0.25" within the range listed.
| Dia. | Dia. Tolerance | Fabrication | Temper | Heat Treatment | Temperature Range, °F | Choose a Length | Per Inch | |
| 7" | -0.044" to 0.044" | Extruded | T6511 | Hardened | -320° to 300° | 13"-90" | 0000000 | 000000 |
High-Strength 7075 Aluminum Rods and Discs
Originally developed for aircraft frames, uses for 7075 aluminum now include keys, gears, and other high-stress parts. It is often used as a replacement for 2024 aluminum because it’s stronger and provides similar performance in all other aspects.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
Oversized 932 Bearing Bronze Rods
- Yield Strength: 20,000 psi
- Hardness: Rockwell B25 (Soft)
- Temper: M07
- Heat Treatable: No
- Specifications Met: ASTM B505
Diameter is oversized to allow for finishing. Offering excellent antifriction qualities, 932 bronze also offers good strength and wear resistance. It's also known as SAE 660 and is often used for bearings, bushings, and thrust washers.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
Wear-Resistant Easy-to-Machine Delrin® Acetal Resin Rods and Discs
Because these naturally slippery, wear-resistant rods and discs resist expanding when exposed to heat and moisture, they can be easily machined to close tolerances. They are a good choice for parts that require precision, such as gears, bushings, and bearings. Delrin® acetal resin is also known as acetal homopolymer; it is stronger and stiffer than acetal copolymer.
For technical drawings and 3-D models, click on a part number.
- Color: White or Black
- Temperature Range: -20° to 180° F
- Tensile Strength: 10,000-11,000 psi (Good)
- Impact Strength: 1-1.5 ft.-lbs./in (Poor)
- Hardness: Rockwell R120-R122 (Hard)
- For Use Outdoors: No
- Specifications Met: See table
- Color: White or Black
- Temperature Range: -20° to 180° F
- Tensile Strength: 10,000-11,000 psi (Good)
- Impact Strength: 1-1.5 ft.-lbs./in. (Poor)
- Hardness: Rockwell R120-R122 (Hard)
- For Use Outdoors: No
- Specifications Met:
White: ASTM D6100, FDA Compliant 21 CFR 177.2480, NSF/ANSI 51; NSF/ANSI 61
Black: ASTM D6100
White | Black | ||||
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| Dia. | Dia. Tolerance | Each | Each | ||
1/2" Lg. | |||||
| 7" | 0.000" to 0.250" | 0000000 | 000000 | 0000000 | 000000 |
1" Lg. | |||||
| 7" | 0.000" to 0.250" | 0000000 | 00000 | 0000000 | 00000 |
2" Lg. | |||||
| 7" | 0.000" to 0.250" | 0000000 | 000000 | 0000000 | 000000 |
3" Lg. | |||||
| 7" | 0.000" to 0.250" | 0000000 | 000000 | 0000000 | 000000 |
4" Lg. | |||||
| 7" | 0.000" to 0.250" | 0000000 | 000000 | 0000000 | 000000 |
6" Lg. | |||||
| 7" | 0.000" to 0.250" | 0000000 | 000000 | 0000000 | 000000 |
Wear-Resistant Easy-to-Machine Acetal Rods and Discs
- Color: White or Black
- Temperature Range: -20° to 180° F
- Tensile Strength: 9,135-9,700 psi (Good)
- Impact Strength: 1-1.5 ft.-lbs./in. (Poor)
- Hardness: Rockwell R120 (Hard)
- For Use Outdoors: No
- Specifications Met: FDA Compliant 21 CFR 176.170, FDA Compliant 21 CFR 177.2470, NSF/ANSI 51, NSF/ANSI 61, UL 94 HB
Made of naturally slippery acetal copolymer, these rods and discs are an economical alternative to Delrin® acetal resin. They offer similar wear resistance and are equally resistant to expanding when exposed to heat and moisture. They can be machined to close tolerances and are often used to make precision gears, bushing, bearings, and rollers.
For technical drawings and 3-D models, click on a part number.
MDS-Filled Easy-to-Machine Wear-Resistant Cast Nylon Rods and Discs
- Color: Black
- Max. Temperature: 230° F
- Tensile Strength: 10,000 psi (Good)
- Impact Strength: 1.4 ft.-lbs./in. (Poor)
- Hardness: Rockwell R110 (Hard)
- For Use Outdoors: Yes
- Specifications Met: ASTM D5989
The addition of MDS gives these rods exceptional wear resistance along with a self-lubricating surface. They’re made of cast nylon 6, which is easier to machine than other MDS-filled nylon rods, plus they are better electrical insulators. Use them to fabricate gears, sprockets, wear strips, and other high-friction parts. This material is comparable to Nylatron and Nycast.
For technical drawings and 3-D models, click on a part number.
Easy-to-Machine Wear-Resistant Cast Nylon Rods and Discs
- Color: Off-White
- Temperature Range: -20° to 200° F
- Tensile Strength: 10,000 psi (Good)
- Impact Strength: 1.5 ft.-lbs./in. (Poor)
- Hardness: Rockwell R110-R115 (Hard)
- For Use Outdoors: No
- Specifications Met: ASTM D5989, FDA Compliant 21 CFR 177.1500, UL 94 HB
Because these cast nylon 6 rods and discs are easier to machine than standard nylon 6/6, they’re often made into pulleys, screws, bushings, and bearings. They’re also better electrical insulators. They have a wear-resistant, slippery surface that reduces friction. This material is comparable to Nylatron and Nycast.
For technical drawings and 3-D models, click on a part number.
| Dia. | Dia. Tolerance | Lg., ft. | Each | |
| 7" | 0.000" to 0.250" | 1 | 00000000 | 0000000 |
Slippery UHMW Polyethylene Rods and Discs
- Color: White
- Temperature Range: -40° to 180° F
- Tensile Strength: 4,350-5,800 psi (Poor)
- Impact Strength: 16.8 ft.-lbs./in. (Excellent)
- Hardness: Durometer 65D-67D (Medium)
- For Use Outdoors: No
Offering a low-friction surface that prevents sticking and binding, these rods and discs are often machined into bushings and bearings. UHMW is impact and wear resistant to handle the scuffs, scrapes, and strikes that other plastics can’t.
For technical drawings and 3-D models, click on a part number.
Clear Scratch- and UV-Resistant Acrylic Rods and Discs
Use these scratch- and UV-resistant acrylic rods and discs for sight windows, meter faces, and signs. They’re made of extruded acrylic, which is less expensive than cast acrylic with nearly the same performance. They’ll stand up to outdoor use better than polycarbonate and maintain clarity over time. The 1/8” and 1/4” lengths are cut from sheets for a clear, smooth face.
For technical drawings and 3-D models, click on a part number.
- Color: Clear
- Temperature Range: 32° to 160° F
- Tensile Strength: 9,195-11,030 psi (Good)
- Impact Strength: 0.040 ft.-lbs./in. (Poor)
- Hardness: Rockwell M89-M96 (Hard)
- For Use Outdoors: Yes
- Specifications Met: UL 94 HB
1/4" Lg. | |||
|---|---|---|---|
| Dia. | Dia. Tolerance | Each | |
| 7" | -0.031" to 0.031" | 0000000 | 000000 |