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ASTM JIS GB EN DIN Standard 430 Stainless Steel Sheet with 8K Mirror Finish Cold Rolled and Corrosion Resistant

Сертификация	AISI, ASTM
Количество мин заказа	150 кг
Цена	US $1.36-2.58 / kg

Подробная информация о продукте

Модель №.	430	Форма	Плоский
Техника	холоднокатаный	Обработка поверхности	Яркий
Спецификация	12202440, 15003000, 15006000, 20006000 мм	Толщина	0,3–3,0 мм (холоднокатаный), 4,0–10,0 мм (горячекатаный)
Стандартный размер	10002000мм, 12192438мм (холоднокатаный), 1500*6000мм (горячекатаный)	Поверхность	2B BA NO.4 Зеркало на линии ворот 8K
Предел прочности	483 МПа (мин)	Предел текучести	310 МПа (мин)
Удлинение	22% (мин)	Твердость	85 HR B (макс), 183 HB (макс)
Плотность	7750 кг/м3	Модуль упругости	200 ГПа
Теплопроводность	26,1 Вт/мК (при 100°С), 26,3 Вт/мК (при 500°С)
Выделить	8K Mirror Finish Stainless Steel Sheet , Cold Rolled 430 Stainless Steel Sheet , Corrosion Resistant Ferritic Stainless Steel Sheet

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Характер продукции

ASTM JIS GB EN DIN Standard 430 Stainless Steel Sheet

Available in 2B, BA, NO.4, Hairline, and 8K Mirror finishes

Product Specifications

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 Finishes	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 Services	Slit Cutting, Surface Processing

430 Stainless Steel Introduction

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 offers similar properties to grade 430 but features molybdenum content that enhances corrosion resistance.

Chemical Composition

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

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)	Thermal Expansion (μm/m/°C)	Thermal Conductivity (W/m.K)	Specific Heat (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	British BS	Euronorm No	Swedish SS	Japanese JIS
430	S43000	430S17	1.4016	2320	SUS 430
430F	S43020	-	1.4104	2383	SUS 430F

Alternative Grades

Grade	Reasons for Choosing Alternative
430F	Higher machinability needed in bar product with acceptable reduced corrosion resistance
434	Better pitting resistance required
304	Slightly higher corrosion resistance needed with improved welding and cold forming ability
316	Much better corrosion resistance needed with improved welding and cold forming ability
3CR12	Lower corrosion resistance acceptable in cost-critical applications

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 resistance achieved in well-polished or buffed conditions. Its pitting and crevice corrosion resistance is comparable to grade 304. Grade 430F, being a high-sulfur free machining grade, offers slightly reduced pitting and crevice corrosion resistance compared to 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 after prolonged heating in the 400-600°C (752-1112°F) range, which can be mitigated through annealing.

Heat Treatment

Solution annealing involves 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 requires 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. 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 machine more easily than annealed bars. Grade 430F provides excellent machinability.

Fabrication

The low work hardening rate of grade 430 facilitates easy bending and forming. However, low ductility may limit rigorous operations. Grade 430 wire handles rigorous cold heading well, 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

Бирки:

ASTM JIS GB EN DIN Standard 430 Stainless Steel Sheet with 8K Mirror Finish Cold Rolled and Corrosion Resistant

8K Mirror Finish Stainless Steel Sheet

Cold Rolled 430 Stainless Steel Sheet

Corrosion Resistant Ferritic Stainless Steel Sheet