409L Stainless Steel Coil

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Product Name:

409L Stainless Steel Coil

409L Stainless Steel is one of most competitive Ferritic stainless steel with high thermal conductivity, excellent resistance to corrosion and elevated temperature strength, which are mainly used in Auto exhaust parts.

Peak Metal, always treat quality in company core heart, has good experiences on supplying 409L stainless steel sheet and coil with commitments to auto parts endusers and stockiests abroad, guaranteed material quality and delivery period for all our valued customers.

We deliver every cargo to our clients with not only values but also serious commitments, no matter endusers or distributors abroad, guaranteed material quality and delivery period for all our respectful customers.

● Available Specification

Item	Standard	Finish	Thick. (mm)	Width (mm), Master Coil Sizes						Remark
Item	Standard	Finish	Thick. (mm)	1000	1219	1250	1500	1800	2000	Remark
409L Stainless Steel Coil	ASTM JIS GB	No.1 (1D)	3.0~10		※	※	※			Cut length upto 12 meters
409L Stainless Steel Coil	ASTM JIS GB	2B, 2D	0.4~3.0	※	※		※			Cut length upto 12 meters

● Features

1. Magnetic, ferritic stainless steel with low C, N contents and addition of Ti.
2. Low cost and stable price without Ni content.
3. High thermal conductivity, low coefficient of thermal expansion, good formability & bendability.
4. Good corrosion resistance and elevated temperature strength.
5. No need for heat treatment after welding as to low C and the addition of Ti.

● Applications

Automotive exhaust systems: Exhaust manifold, Catalytic converter, Muffler etc.

● Chemical Composition

GRADE	400 SERIES, MAX, %
GRADE	C	Mn	P	S	Si	Cr	Ni	Mo	N	Others
405	0.08	1.0	0.04	0.03	1.0	11.5-14.5	0.6	-	-	Al 0.10-0.30
409L	0.03	1.0	0.04	0.02	1.0	10.5-11.7	0.5	-	0.03	Ti 63(C+N) min, 0.50 max; Cb 0.17
410	0.08-0.15	1.0	0.04	0.03	1.0	11.5-13.5	0.75	-	-	-
410S	0.08	1.0	0.035	0.03	1.0	11.5-13.5	0.6	-	-	-
420J1	0.16-0.25	1.0	0.04	0.03	1.0	12.0-14.0	-	-	-	-
420J2	0.26-0.4	1.0	0.04	0.03	1.0	12.0-14.0	-	-	-	-
430	0.12	1.0	0.04	0.03	1.0	16.0-18.0	0.75	-	-	-
434	0.12	1.0	0.04	0.03	1.0	16.0-18.0	-	0.75-1.25	-	-
436	0.12	1.0	0.04	0.03	1.0	16.0-18.0	-	0.75-1.25	-	Cb 53C min,0.80 max
439	0.03	1.0	0.04	0.03	1.0	17.0-19.0	0.5	-	0.03	Ti [0.20+4(C+N)] min, 1.10 max; Al 0.15
443	0.025	1.0	0.04	0.03	1.0	20.0-23.0	0.5	-	0.025	(Ti+Cb)83(C+N) min, 0.80 max. Cu: 0.3-0.8
444	0.025	1.0	0.04	0.03	1.0	17.5-19.5	1	1.75-2.5		(Ti+Cb)[0.20+4(C+N)] min,0.80 max; Cu≤0.035
447	0.01	0.3	0.025	0.02	0.2	28.0-30.0	0.15	3.5-4.2	0.02	(C+N) 0.025, Cu≤0.15