430 Stainless Steel | McMaster-Carr

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EAR99

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26%

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Yield Strength

30,000 psi to 39,999 psi

Minimum Temperature

80 Products

About Stainless Steel

Compare over 25 types of stainless steel to find the right material for you—all with material certificates for traceability.

Economical 430 Stainless Steel

Yield Strength: See table
Hardness: See table
Heat Treatment: Annealed (Softened)

Use 430 stainless steel in decorative and light structural applications, rather than outdoors or in extreme temperatures. It maintains its corrosion resistance in temperatures up to 1250° F.

Sheets

Thick.	Thick. Tolerance	Yield Strength	Fabrication	Hardness	Heat Treatment	Magnetic Properties		2" × 5 ft.	2” × 10 ft.	6" × 5 ft.	6” × 10 ft.
0.006"	-0.0003" to 0.0003"	Not Rated	Cold Rolled	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	000000	000000	000000	000000
0.007"	-0.0004" to 0.0004"	Not Rated	Cold Rolled	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	00000	00000	00000	00000
0.008"	-0.0004" to 0.0004"	Not Rated	Cold Rolled	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	00000	00000	00000	00000
0.01"	-0.0005" to 0.0005"	Not Rated	Cold Rolled	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	00000	00000	00000	00000
0.012"	-0.0006" to 0.0006"	Not Rated	Cold Rolled	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	00000	00000	00000	00000
0.015"	-0.0009" to 0.0009"	Not Rated	Cold Rolled	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	00000	00000	00000	000000
0.02"	-0.001" to 0.001"	Not Rated	Cold Rolled	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	00000	00000	00000	000000
0.025"	-0.001" to 0.001"	Not Rated	Cold Rolled	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	00000	00000	00000	000000
0.03"	-0.0015" to 0.0015"	Not Rated	Cold Rolled	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	00000	00000	00000	000000
0.035"	-0.0015" to 0.0015"	Not Rated	Cold Rolled	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	00000	00000	00000	000000

Thick.	Thick. Tolerance	Yield Strength	Fabrication	Hardness	Heat Treatment	Magnetic Properties		6" × 12"	12” × 12”	12” × 24”	24” × 24”	48" × 48"
0.012"	-0.002" to 0.002"	30,000 psi	Cold Rolled	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	000000	000000	000000	00	00
0.018"	-0.002" to 0.002"	30,000 psi	Cold Rolled	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	00000	00000	00000	00	00
0.025"	-0.002" to 0.002"	30,000 psi	Cold Rolled	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	00000	00000	00000	00	00
0.035"	-0.002" to 0.002"	30,000 psi	Cold Rolled	Rockwell B95 (Medium)	Annealed (Softened)	Magnetic	0000000	00000	00000	00000	0000000	0000000
0.046"	-0.004" to 0.004"	30,000 psi	Cold Rolled	Rockwell B95 (Medium)	Annealed (Softened)	Magnetic	0000000	00000	00000	00000	000000	000000
0.06"	-0.004" to 0.004"	30,000 psi	Cold Rolled	Rockwell B95 (Medium)	Annealed (Softened)	Magnetic	0000000	00000	00000	000000	000000	000000

Strips

1/2" × 12"
Thick.	Thick. Tolerance	Yield Strength	Hardness	Heat Treatment	Magnetic Properties		Each
0.012"	-0.002" to 0.002"	30,000 psi	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	00000
0.018"	-0.002" to 0.002"	30,000 psi	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	0000
0.025"	-0.002" to 0.002"	30,000 psi	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	0000
3/4" × 12"
0.012"	-0.002" to 0.002"	30,000 psi	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	0000
0.018"	-0.002" to 0.002"	30,000 psi	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	0000
0.025"	-0.002" to 0.002"	30,000 psi	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	0000
1" × 12"
0.012"	-0.002" to 0.002"	30,000 psi	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	0000
0.018"	-0.002" to 0.002"	30,000 psi	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	0000
0.025"	-0.002" to 0.002"	30,000 psi	Rockwell B88 (Medium)	Annealed (Softened)	Magnetic	0000000	0000

Polished Economical 430 Stainless Steel

Yield Strength: 30,000 psi
Hardness: Rockwell B95 (Medium)
Heat Treatment: Annealed (Softened)
Heat Treatable: No
Specifications Met: ASTM A240

One side of these sheets is polished to a brushed #3 finish with grain lines running in one direction to mask fingerprints. The polished side is covered with a protective peel-off film. Use 430 stainless steel in decorative and light structural applications, rather than outdoors or in extreme temperatures. It maintains its corrosion resistance in temperatures up to 1250° F.

Certificates with a traceable lot number are available for these products. Download certificates from ORDER HISTORY after your order ships.

Brushed #3
Thick.	Thick. Tolerance	Mechanical Finish	Magnetic Properties		6" × 12"	12” × 12”	12” × 24”	24” × 24”	48" × 48"
0.035"	-0.002" to 0.002"	Polished	Magnetic	0000000	000000	000000	000000	0000000	0000000
0.046"	-0.004" to 0.004"	Polished	Magnetic	0000000	00000	00000	00000	000000	000000
0.06"	-0.004" to 0.004"	Polished	Magnetic	0000000	00000	00000	000000	000000	000000
0.075"	-0.004" to 0.004"	Polished	Magnetic	0000000	00000	00000	000000	000000	000000

Bend-and-Stay Economical 430 Stainless Steel Wire

When bent, this wire will stay in place. Widely used as tying and locking wire, this economical wire won’t stand up as well as other stainless steel wire when used outdoors or in extreme temperatures.

Certificates with a traceable lot number are available for these products. Download certificates from ORDER HISTORY after your order ships.

Spools

Spool

Temper Rating: Annealed (Softened)
Heat Treatable: No
Tensile Strength: 70,000 psi
Specifications Met: ASTM A580

			1/4 lbs. Spool
Dia.	Dia. Tolerance	Max. Temperature, °F	Lg., ft.		Each
Matte
0.032"	-0.001" to 0.001"	300°	91	00000000	000000
0.04"	-0.001" to 0.001"	300°	58	00000000	00000
0.051"	-0.001" to 0.001"	300°	35	00000000	00000
0.064"	-0.001" to 0.001"	300°	22	00000000	00000

Coils

Coil

Temper Rating: Annealed (Softened)
Heat Treatable: No
Tensile Strength: 70,000 psi
Specifications Met: ASTM A580

1/4 lbs. Coil
Dia.	Dia. Tolerance	Max. Temperature, °F	Lg., ft.		Each
Matte
0.038"	-0.001" to 0.001"	300°	64	00000000	000000
0.045"	-0.001" to 0.001"	300°	46	00000000	0000
0.055"	-0.001" to 0.001"	300°	30	00000000	0000
0.072"	-0.001" to 0.001"	300°	18	00000000	0000
0.08"	-0.001" to 0.001"	300°	14	00000000	00000
0.105"	-0.001" to 0.001"	300°	8	00000000	00000
0.125"	-0.001" to 0.001"	300°	5	00000000	00000
1 lbs. Coil
Matte
0.032"	-0.001" to 0.001"	300°	360	00000000	00000
0.038"	-0.001" to 0.001"	300°	258	00000000	00000
0.04"	-0.001" to 0.001"	300°	230	00000000	00000
0.045"	-0.001" to 0.001"	300°	184	00000000	00000
0.051"	-0.001" to 0.001"	300°	140	00000000	00000
0.055"	-0.001" to 0.001"	300°	123	00000000	00000
0.064"	-0.001" to 0.001"	300°	91	00000000	00000
0.072"	-0.001" to 0.001"	300°	72	00000000	00000
0.08"	-0.001" to 0.001"	300°	58	00000000	00000
0.105"	-0.001" to 0.001"	300°	34	00000000	00000
0.125"	-0.001" to 0.001"	300°	23	00000000	00000
5 lbs. Coil
Matte
0.032"	-0.001" to 0.001"	300°	1,820	00000000	000000
0.045"	-0.001" to 0.001"	300°	920	00000000	00000
0.051"	-0.001" to 0.001"	300°	720	00000000	000000
0.055"	-0.001" to 0.001"	300°	615	00000000	00000
0.105"	-0.001" to 0.001"	300°	170	00000000	00000

1-ft. Lengths

1-ft. Length

Temper Rating: Annealed (Softened)
Heat Treatable: No
Tensile Strength: 70,000 psi
Specifications Met: ASTM A580

				1 ft. Lg.
Dia.	Dia. Tolerance	Max. Temperature, °F	Pkg. Qty.		Pkg.
Matte
0.032"	-0.001" to 0.001"	300°	50	00000000	000000
0.038"	-0.001" to 0.001"	300°	50	00000000	00000
0.04"	-0.001" to 0.001"	300°	50	00000000	00000
0.051"	-0.001" to 0.001"	300°	25	00000000	0000
0.055"	-0.001" to 0.001"	300°	25	00000000	00000
0.064"	-0.001" to 0.001"	300°	25	00000000	00000
0.072"	-0.001" to 0.001"	300°	15	00000000	00000
0.08"	-0.001" to 0.001"	300°	15	00000000	00000
0.105"	-0.001" to 0.001"	300°	10	00000000	00000
0.125"	-0.001" to 0.001"	300°	10	00000000	00000

Stainless Steel Wire Cloth

This wire cloth is commonly used to make strainers, filter screens, and sieves.

430 stainless steel is an economical choice for corrosion and abrasion resistance.

Sheets

430 Stainless Steel
Mesh Size	Opening Size	Open Area	Wire Dia.	Specifications Met		1 ft. × 1 ft.	1 ft. × 2 ft.	2 ft. × 2 ft.	3 ft. × 3 ft.	3 ft. × 4 ft.	4 ft. × 4 ft.
2 × 2	0.437"	76%	0.063"	ASTM E2016	0000000	000000	000000	000000	0000000	0000000	0000000
4 × 4	0.203"	66%	0.047"	ASTM E2016	0000000	00000	00000	00000	000000	000000	000000
6 × 6	0.132"	63%	0.035"	ASTM E2016	0000000	00000	00000	00000	000000	000000	000000
10 × 10	0.075"	56%	0.025"	ASTM E2016	0000000	00000	00000	00000	00000	000000	000000
16 × 16	0.0445"	51%	0.018"	ASTM E2016	0000000	00000	00000	00000	00000	000000	000000
20 × 20	0.034"	46%	0.016"	ASTM E2016	0000000	00000	00000	00000	00000	000000	000000
40 × 40	0.015"	36%	0.01"	ASTM E2016	0000000	00000	00000	00000	00000	000000	000000

Other Sizes

						4 ft. Wd.
Mesh Size	Opening Size	Open Area	Wire Dia.	Lg., ft.	Specifications Met		Each
430 Stainless Steel
2 × 2	0.437"	76%	0.063"	5	ASTM E2016	00000000	0000000
4 × 4	0.203"	66%	0.047"	5	ASTM E2016	00000000	000000
6 × 6	0.132"	63%	0.035"	5	ASTM E2016	00000000	000000
10 × 10	0.075"	56%	0.025"	5	ASTM E2016	00000000	000000
16 × 16	0.0445"	51%	0.018"	5	ASTM E2016	00000000	000000
20 × 20	0.034"	46%	0.016"	5	ASTM E2016	00000000	000000
40 × 40	0.015"	36%	0.01"	5	ASTM E2016	00000000	000000