JIS G3141 is a Japanese industrial standard that specifies cold-rolled carbon steel sheets and strips. It is typically used in applications that require high strength, good surface quality, and uniform thickness. As a JIS G3141 cold rolled steel coil supplier with 16 years of export experience, we offer grades such as SPCC (cold rolled commercial steel sheet), SPCD (cold drawn steel sheet), SPCE (cold super drawn steel sheet), SPCF.

JIS G3141 cold-rolled carbon steel sheets and strips are used in a variety of industries, including automotive, home appliances, construction, and general manufacturing.

Related parameters of JLS G3141 Cold Rolled Steel

Commodity	Cold Rolled Steel Coil
Techinical Standard	JIS G3141
Grade	SPCC,SPCE,SPCF,SPCD
Width	600-1250mm
Thickness	0.12-4.0mm
Hardness	FULL HARD/SOFT/HARD
Surface treatment	Bright /Matt
Coil ID	508mm or 610mm
Coil weight	3-8 MT per coil

Cold rolled steel sheets and strips (JIS G 3141)

Steel type symbol		Skin-pass symbol	Steel grade	Chemical composition, %
Steel type symbol		Skin-pass symbol	Steel grade	C	Si	Mn	P	S
General purpose	SPCC	S	TAP8	≤0.10	≤0.08	0.20 - 0.50	≤0.035	≤0.035
		8	TAK8	≤0.08	≤0.08	0.20 - 0.40	≤0.025	≤0.030
		4	TAK10	0.08 - 0.12	≤0.10	0.30 - 0.60	≤0.030	≤0.035
		2	TAK12	0.10 - 0.14	≤0.10	0.30 - 0.60	≤0.030	≤0.035
		1	TAK20(*1)	0.18 - 0.23	≤0.10	0.30 - 0.60	≤0.025	≤0.030
Drawing	SPCD	S	TAP8	≤0.10	≤0.08	0.20 - 0.50	≤0.035	≤0.035
Drawing	SPCD	S	TAK8	≤0.08	≤0.08	0.20 - 0.40	≤0.025	≤0.030
Deep drawing	SPCE	S	TAK8	≤0.08	≤0.08	0.20 - 0.40	≤0.025	≤0.030

JIS G 3141 standard

Steel type symbol	Chemical composition, %
Steel type symbol	C	Mn	P	S
SPCC	≤0.15	≤0.60	≤0.100	≤0.035
SPCD	≤0.10	≤0.50	≤0.040	≤0.035
SPCE	≤0.08	≤0.45	≤0.030	≤0.030

Mechanical properties

Remarks	Steel type	Tensile strength, N/mm²	Elongation, %							Hardness		Bending test
		Classification by nominal thickness, mm								Takasago special standard
		0.25≤	0.25≤ <0.30	0.30≤ <0.40	0.40≤ <0.60	0.60≤ <1.00	1.0≤ <1.6	1.6≤ <2.5	2.5≤	HV	HRBS
General purpose	SPCC-SB	-	-	-	-	-	-	-	-	≤115	≤65	Bend angle: 180° Inner radius: adhesion Test method: JIS No. 3 Rolling direction
General purpose	SPCCT-SB	270≤	26≤	29≤	32≤	34≤	35≤	36≤	37≤	≤115	≤65
Drawing	SPCD-SB	270≤	28≤	31≤	34≤	36≤	37≤	38≤	39≤	≤115	≤65
Deep drawing	SPCE-SB	270≤	30≤	33≤	36≤	38≤	39≤	40≤	41≤	≤115	≤65

*No. 5 test pieces are to be used for tensile testing.

Hardness and bending tests of hardened materials

Skin-pass classification	Skin-pass symbol	Rockwell hardness	Vickers hardness	Bending test
Skin-pass classification	Skin-pass symbol	HRBS	HV	Bending angle	Inner radius	Bending test piece
1/8 hardness	8	50 - 71	95 - 130	180°	Adhesion	JIS No. 3 test piece Rolling direction
1/4 hardness	4	65 - 80	115 - 150	180°	Half of thickness
1/2 hardness	2	74 - 89	135 - 185	180°	Equal to thickness
Full hard	1	85≤	170≤	-	-

*Normally, the bending test is omitted.

Production line of JIS G3141 steel Coil

JIS G3141 SPCC SD in steel sheet JIS G 3141 SPCD

Cold rolled steel coils and strips (JlS G 3141)

Cold rolled steel strips

JIS G 3141 Cold Rolled Low Carbon Steel Plate

FAQ

Q: Do you provide free samples of cold rolled(CR)coils?
A: Yes, we can provide free samples for testing, and the buyer should bear all shipping costs.
Q: Do you accept small orders?
A: You don't have to worry about this issue, just consult.
Q: Do you accept third-party inspection?
A: Yes, we absolutely accept.
Q: How do you guarantee your products?
A: Each product is produced by a certified workshop and inspected piece by piece by Lin Xu according to national QA/QC standards. We can also issue a warranty certificate to customers to guarantee the quality.
Q: What are the advantages of your company?
A: (1): High quality and reasonable price.
(2): With rich experience in after-sales service.
(3): Each process will be checked by responsible QC to ensure the quality of each product.
(4): Professional packaging team to ensure the safety of each package.
(5): Trial order can be completed within one week.
(6): Samples can be provided according to your requirements.
Q: What are your payment terms?
A: Payment <=1000USD, 100% prepaid. Payment>=1000USD, 30% prepaid by T/T, the balance paid against the copy of B/L or L/C at sight.

Q: How is our price?
A: Our price is very competitive because we are a factory.
If you are interested in our products, please feel free to contact us.

Q: How long is your delivery time?
A: Different products have different delivery times. The products will be delivered as soon as possible based on quality assurance. Usually the delivery time is within 7 days after we receive your deposit.

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