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JIS G4305 SUS430 No. 4 Finish Anti-Finger Print 430 Stainless Steel Sheet with Laser Cutting

Certification	AISI, ASTM
Quantité de commande min	150 kg
Prix	US $1.4-2.4 / kg

Détails sur le produit

Numéro de modèle.	430	Forme	Plat
Technique	laminé à froid	Traitement de surface	Brillant
Spécification	12202440, 15003000, 15006000, 20006000 mm	Épaisseur	0,3 - 3,0 mm (laminé à froid), 4,0 - 10,0 mm (laminé à chaud)
Taille standard	10002000mm, 12192438mm (laminé à froid), 1500*6000mm (laminé à chaud)	Surface	2B BA NO.4 Miroir de ligne de grêle 8K
Résistance à la traction	483 MPa (minutes)	Limite d'élasticité	310 MPa (minutes)
Élongation	22 % (min)	Dureté	Rockwell B 85 (maximum), Brinell 183 (maximum)
Densité	7750kg/m3	Module élastique	200 GPa
Conductivité thermique	26,1 W/mK (à 100°C)
Mettre en évidence	JIS G4305 SUS430 Stainless Steel Sheet , No. 4 Finish 430 Stainless Steel Sheet , Anti-Finger Print Ferritic Stainless Steel Sheet

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Description de produit

JIS G4305 SUS430 No. 4 + Anti-Fringer Print Stainless Steel Sheet with Laser Cutting

Product Specification

Product	430 Stainless Steel Sheet
Thickness	Cold rolled: 0.3 - 3.0mm Hot rolled: 4.0 - 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 Processing

Introduction to 430 Stainless Steel

Stainless steel grade 430 is a non-hardenable steel containing straight chromium, belonging to the ferritic group of steels. This steel is known for its excellent corrosion resistance, superior formability, and practical mechanical properties, making it suitable for various chemical applications.

Grade 430F stainless steel is typically provided in bar form for use in automatic screw machines, while grade 434 offers similar properties with enhanced corrosion resistance due to its molybdenum content.

Chemical Composition

Table 1 - Chemical Compositions of Grade 430 Stainless Steels

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

Table 2 - Mechanical Properties of Grade 430 Stainless Steels

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

Physical Properties

Table 3 - Physical Properties of Grade 430 Stainless Steels (Annealed Condition)

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 (0-100°C) 11.0 (0-315°C) 11.4 (0-538°C)	26.1 (at 100°C) 26.3 (at 500°C)	460	600
430F	7750	200	10.4 (0-100°C) 11.0 (0-315°C) 11.4 (0-538°C)	26.1 (at 100°C) 26.3 (at 500°C)	460	600

Performance Characteristics

Corrosion Resistance

All ferritic grades, including stainless steel grade 430, offer excellent stress corrosion cracking resistance. Grade 430 provides good corrosion resistance to numerous substances, with maximum performance achieved in well-polished or buffed conditions. Its pitting and crevice corrosion resistance is comparable to grade 304.

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. Proper annealing can overcome brittleness issues that may occur when heated for extended periods in the 400-600°C (752-1112°F) range.

Heat Treatment

Solution annealing is performed by heating to 815-845°C (1499-1553°F), followed by slow furnace cooling to 600°C (1112°F) and rapid air-cooling. Sub-critical annealing involves heating to 760-815°C (1400-1499°F) followed by air-cooling or water quenching. This stainless steel cannot be hardened by thermal treatment.

Welding

Welding requires pre-heating at 150-200°C (302-392°F). For embrittlement in welded metal, post-weld annealing at 790-815°C (1454-1499°F) is recommended. Grade 430, 308L, 309, or 310 filler rods should be used based on application requirements.

Machining & Fabrication

Grade 430 offers easier machinability than standard austenitic steels like grade 304, though galling may occur. The low work hardening rate enables easy bending and forming, while the low ductility rate limits rigorous operations. Grade 430F provides enhanced machinability.

Applications