Description
400 series stainless steel pipe is used widely,  The 400 series stainless steel is an alloy of iron, carbon alloy chromium. It has high resistance to oxidation at high temperature, If you are looking for 400 series stainless steel or high temperature resistant steel material, BOZHONG Metal group is your best choice. With the strength of good quality, competitive price, good after-sale service, we have been cooperating with many famous companies, such as the Allegheny Ludlum, ThyssenKrupp VDM etc. Sincerely hope we can buld a positive cooperation relationship with each other.

Specification

Grade	409,409L,410 ,410S,430
Standard	ASTM A240
Thickness	0.2-10.0mm
Width	600mm min
Length	2000mm-8000mm or as customers' request
Surface finish	NO1,No.4,2B, BA, 6K, 8K, Hair Line with PVC

Specification of 420 and 420J2 hardened tempered stainless

Grade	420 ,420J2 hardened tempered stainless
Standard	ASTM A240, JIS G4304, G4305, GB/T 4237, GB/T 8165, BS 1449, DIN17460,
Thickness	0.1-1.0mm
Width	5.56mm,6mm,7.2mm,11mm,107mm,118mm,185mm
Length	2000mm-8000mm or as customers' request
Hardness	HV500-560
Surface finish	Bright
Camber	1.2mm/1mm
Curl	Max 15mm/1mm
Chemical Comproperties	C:0.26-0.4%  Aim:0.3% Cr:12-14%  Aim:13%

Chemical Composition

Grade	C	Si	Mn	P≤	S≤	Cr	Mo	Ni	Other
409	≤0.03	≤1.00	≤1.00	0.04	0.03	10.5-11.7	-	≤0.6	Ti=6×C%~0.75
410	≤0.15	≤1.00	≤1.00	0.04	0.03	11.5-13.5	-	-	-
410S	≤0.08	≤1.00	≤1.00	0.04	0.03	11.5-13.5	-	-	-
420	≤0.15	≤1.00	≤1.00	0.04	0.03	12.0-14.0	-	-	-
430	≤0.12	≤0.75	≤1.00	0.04	0.03	16-18	-	≤0.4	-

Machenical performance

Grade	YS(Mpa) ≥	TS (Mpa) ≥	El (%) ≥	Hardness(HV) ≤
409	175	360	20	150
410	200	440	20	145
410S	200	410	20	145
430	200	450	25	145

Application

Grade	Application
409	Automobile exhaust pipe, silencer
410	Flat springs, knives, kitchen utensils and hand tools
420	Cutting tool, measuring tool, dental and surgical instruments, pump shafts, plastic molds and dies, steel balls, scissors, gear shafts,cams, pivots, Lens molds
430	Sinks, sink rims, appliance trim, counter tops, dish washers, range hoods, flatware, architectural uses, roofing, siding and restaurant equipment.

400 series stainless steel can be used in these industries