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Hot rolled stainless steel medium thick plate

Product classification：410/410S/410L,420,430,409/409L,439,443,441,etc.
The price of this series of stainless steel is relatively low, and it is generally used for civilian products. Generally in the hot chloride environment should be selected. In kitchen products, household appliances, decoration, automotive exhaust systems, petrochemical and other civil and industrial fields can partially replace 300 series austenitic stainless steel.

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Product details

According to the metallographic structure of stainless steel, there are mainly austenitic, austenite-ferritic, ferritic and martensitic stainless steels.

Stainless steel has broad application prospects, and is widely used in hardware kitchenware, shipbuilding, petrochemical, machinery, medicine, food, power, energy, aerospace, etc., building decoration. Seawater equipment, chemical, dye, paper, oxalic acid, fertilizer and other production equipment; Photography, food industry, coastal facilities, ropes, CD rods, bolts, nuts.

Product Name	Hot rolled stainless steel medium thick plate
Type	Plate
Thickness	Cold-rolled plate:0.3mm-3mm Hot-rolled plate:3mm-200mm
Length	2000mm, 2438mm, 3000mm, 5800mm, 6000mm, 12000mm, etc.
Width	40mm-600mm, 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc.
Standard	ASTM, AISI, JIS, GB, DIN, EN, etc.
Surface	BA, 2B, NO.1, NO.4, 4K, HL, 8K, etc.
Scope of Application	Widely used in high temperature and electrical industry, medical equipment construction, chemical, food industry, agriculture and ship parts, food and beverage packaging,Kitchen supplies, trains, airplanes, conveyor belts, vehicles, bolts, nuts, springs and screens, etc.
Certificate	ISO, SGS, BV, etc.
Production Technology	Hot Rolling, Cold Rolling
Edge Processing	Edging, Trimming

Chemical materials compare information：

Chemical composition	C	Si	Mn	Cr	Ni	S	P
410	≤ 0.15	≤ 1.0	≤ 1.0	11.5～13.5	≤ 0.5	≤ 0.03	≤ 0.04
420	≤ 0.15	≤1.0	≤1.0	12.0～14.0	—	≤ 0.03	≤ 0.04
430	≤ 0.12	≤1.0	≤1.0	16.0～18.0	≤0.75	≤ 0.03	≤ 0.04
409	≤ 0.08	≤1.0	≤1.0	10.5～11.75	≤ 0.5	≤ 0.045	≤ 0.045
439	≤ 0.03	≤1.0	≤1.0	17.0～19.0	—	≤ 0.03	≤ 0.04
440C	0.95～1.20	≤1.0	≤1.0	16.0～18.0	—	≤ 0.03	≤ 0.04

Mechanical Properties	Tensile Strength Kb (MPa)	Yield Strength σ0.2 (MPa)	Elongation D5 (%)	Hardness
410	≥450	≥205	≥20	≤ 201HB
420	≥634	≥440	≥20	Annealing≤ 223HB; quenching and tempering ≥ 192HB
430	≥634	≥440	≥20	Annealing≤ 223HB; quenching and tempering ≥ 192HB
409	≥360	≥175	≥25	≤ 162HBW
439	≥415	≥205	≥22	≤ 89HRB
440C	≥560	≥205	≥18	≤250HB

Physical Performance	Density(g/cm³)	Modulus of Elasticity(Gpa)	Coefficient of Thermal Expansion(10-6/°C)	Coefficient of Thermal Conductivity(W/m*K)	Resistivity(ΜΩ. cm)
410	7.74	200	9.9	24.9	570
420	7.74	200	10.2	24.9	55
430	7.7	200	10.4	23.9	360
409	7.8	200	11	25.8	600
439	7.6	210	10.2	24.2	63
440C	7.6	200	10.1	24.2	360

WORKSHOP EQUIPMENT

The company mainly produces hot rolled steel plate, cold rolled steel plate, carbon steel coil, carbon steel pipe, API pipe, structural steel, steel bar and other products. The company has obtained ISO9001 quality system certification and European CE certification, and provides MTC quality certification according to EN10204.3.1

Companies adhering to the "integrity, quality, win-win" spirit of enterprise, in the years of pioneering and enterprising, never forget the original aspiration, accumulated strength, with wisdom and sweat to lead the development of iron and steel industry.

The annual production capacity of cold rolled steel plate production line is 600,000 tons, and the production specification is 0.12-1.2mm*750-1250mm. The production line adopts advanced full hydraulic on the road, flexible and stable control, combined with thickness gauge to achieve automatic control of AGC plate thickness, so as to ensure product quality.

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