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Tisco 430 Stainless Steel Plate SS Plate 3.0 - 10.0mm No.1 No.4 8K Checkered Cold Rolled

Certification	AISI, ASTM
Minimum Order Quantity	150 kg
Price	US $1.28-1.56 / kg

Product Details

Model NO.	430	Shape	Flat
Technique	Cold Rolled	Surface Treatment	Bright
Specification	12202440, 15003000, 15006000, 20006000mm	Thickness	0.3 - 10.0mm
Standard Size	10002000mm, 12192438mm, 1500*6000mm	Surface	2B BA NO.4 Hailrline Mirror 8K
Tensile Strength	483 MPa Min	Yield Strength	310 MPa Min
Elongation	22% Min	Hardness	85 HR B Max, 183 HB Max
Density	7750 Kg/m3	Elastic Modulus	200 GPa
Thermal Conductivity	26.1 W/m.K At 100°C
Highlight	3.0 - 10.0mm Stainless Steel Plate , No.1 No.4 8K Checkered SS Plate , Cold Rolled 430 Stainless Steel Plate

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Product Description

TISCO 430 Stainless Steel Plate

SS Plate 3.0 - 10.0mm NO.1 NO.4 8K Checkered Stainless Steel Plate

Product Specifications

Products: 430 Stainless Steel Sheet

Thickness: Cold rolled 0.3 - 3.0mm, Hot rolled 3.0 - 10.0mm

Standard Size: Cold rolled 1000×2000mm, 1219×2438mm; Hot rolled 1500×6000mm

Surface: 2B, BA, NO.4, Hairline, Mirror, 8K, etc.

Brand: TISCO, JISCO, POSCO, BAOSTEEL

Standard: ASTM A240 / JIS G4305 / EN 10088-2

Other Grades: 201, 202, 301, 304, 304L, 309S, 310S, 316L, 316Ti, 317L, 321, 347, 410, 420, 430, 440, 441, 443, 444, 2205, 2507, etc.

Our Service: Slit Cutting, Surface process

Introduction to 430 Stainless Steel

Stainless steel grade 430 is a non-hardenable steel containing straight chromium, belonging to the ferritic group of steels. Known for its good corrosion resistance and formability, coupled with practical mechanical properties, it can be used in various chemical applications.

Grade 430F stainless steel is typically provided in bar form for use in automatic screw machines. Grade 434 has similar properties to grade 430, although it is a molybdenum-bearing version that enhances corrosion resistance.

Chemical Composition

Grade	C	Mn	Si	P	S	Cr	Mo	Ni	N
430	- 0.12	- 1	- 1	- 0.04	- 0.030	16 - 18	-	- 0.50	-
430F	- 0.12	- 1.25	- 1	- 0.06	0.15 -	16 - 18	-	-	-

Mechanical Properties

Grade	Tensile Strength (MPa) min	Yield Strength 0.2% Proof (MPa) min	Elongation (% in 50mm) min	Rockwell B (HR B) max	Brinell (HB) max
430	483	310	22	85	183
430F	552 typical	379 typical	25 typical	-	262

Physical Properties

Grade	Density (kg/m³)	Elastic Modulus (GPa)	Mean Coefficient of Thermal Expansion (μm/m/°C)	Thermal Conductivity (W/m.K)	Specific Heat 0-100°C (J/kg.K)	Electrical Resistivity (nΩ.m)
430	7750	200	10.4	26.1	460	600
430F	7750	200	10.4	26.1	460	600

Grade Specification Comparison

Grade	UNS No	Old British BS	Euronorm No	Swedish SS	Japanese JIS
430	S43000	430S17	1.4016	2320	SUS 430
430F	S43020	-	1.4104	2383	SUS 430F

Possible Alternative Grades

Grade	Reasons for choosing 430
430F	Higher machinability than 430 is needed in bar product, and reduced corrosion resistance is acceptable
434	Better pitting resistance is required
304	Slightly higher corrosion resistance is needed, together with greatly improved ability to be welded and cold formed
316	Much better corrosion resistance is needed, coupled with greatly improved ability to be welded and cold formed
3CR12	Lower corrosion resistance is acceptable in a cost-critical application

Corrosion Resistance

All ferritic grades, including stainless steel grade 430, have excellent stress corrosion cracking resistance. Grade 430 demonstrates good corrosion resistance to numerous substances, with maximum resistance achieved in well-polished or buffed condition. Its pitting and crevice corrosion resistance is comparable to grade 304. Grade 430F, being a high-sulfur free machining grade, has comparatively lower resistance to pitting and crevice corrosion than non-free machining grades.

Heat Resistance

Stainless steel grade 430 can resist oxidation up to 870°C (1598°F) in intermittent usage and up to 815°C (1499°F) in continuous usage. The material may become brittle at room temperature, particularly after prolonged heating in the 400-600°C (752-1112°F) range, which can be mitigated through annealing.

Heat Treatment

Solution annealing involves heating grade 430 to 815-845°C (1499-1553°F), followed by slow furnace cooling to 600°C (1112°F) and rapid air-cooling. Slow cooling between 540-400°C (1004-752°F) may cause embrittlement. For sub-critical annealing, heating to 760-815°C (1400-1499°F) followed by air-cooling or water quenching is recommended. This stainless steel cannot be hardened by thermal treatment.

Welding

Welding grade 430 requires pre-heating at 150-200°C (302-392°F). If embrittlement occurs in welded metal, post-weld annealing at 790-815°C (1454-1499°F) can be performed, though grain refinement will not occur. Recommended filler rods include grade 430, 308L, 309, or 310 based on application requirements.

Machining

Grade 430 offers better machinability than standard austenitic steels like grade 304, though galling may occur. Lightly drawn bars are easier to machine than annealed bars. Grade 430F provides excellent machinability.

Fabrication

Grade 430's low work hardening rate facilitates easy bending and forming operations. However, its low ductility rate may limit rigorous operations. The material can handle rigorous cold heading in wire form, with sub-critical intermediate annealing potentially required for extreme cold working.

Applications

Dish washer linings
Refrigerator cabinet panels
Element supports and fasteners
Stove trim rings and chimney liners
Automotive trim and lashing wires

Product Images

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Tisco 430 Stainless Steel Plate SS Plate 3.0 - 10.0mm No.1 No.4 8K Checkered Cold Rolled

3.0 - 10.0mm Stainless Steel Plate

No.1 No.4 8K Checkered SS Plate

Cold Rolled 430 Stainless Steel Plate