PRODUCT DETAILS

420 Stainless Steel Coil Description

420 stainless steel coil is a medium carbon stainless steel. Under normal circumstances, 420 stainless steel has limited heat resistance and goes better with low-temperature working environments. Its maximum operating temperature is usually 650°C. Heat treatment processes, such as solution treatment and quenching and annealing, can be performed to improve the heat resistance of 420 stainless steel,. These treatments can add to the material's grain boundary structure and grain size, thereby improving its heat resistance. The heat resistance of 420 stainless steel is lower than other heat-resistant stainless steels and is suitable for use in low temperature environments. So it is recommended to choose stainless steel materials with better heat resistance in high temperature applications.

Product Parameters

Product Name	420 Stainless Steel Coil
Type	Steel Coil
Thickness	2.5mm-10.0mm
Length	2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc.
Width	610mm-2000mm
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 Composition

C	Si	Mn	Cr	S	P
≤ 0.15	≤1.0	≤1.0	12.0～14.0	≤ 0.03	≤ 0.04

Mechanical Properties

Tensile Strength Kb (MPa)	Yield Strength σ0.2 (MPa)	Elongation D5 (%)	Hardness
≥634	≥440	≥20	Annealing≤ 223HB; quenching and tempering ≥ 192HB

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)
7.74	200	10.2	24.9	55

Surface Selection

Packing and delivery

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Company Strength

We strictly inspect the quality,our products are reasonably priced , we have stable supply，fast deliver and responsible after-sale service, so our products and service are widelv praised ov our cusomer.