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C&N offers high quality of JIS G3454 STPG370, STPG410 Carbon Steel Pipes for Pressure Service1) Standard: JIS G3454, JIS G3452, JIS G3445, JIS G3444. 2) Grade: STPG370, STPG410, SGP, STK290, STK400, STK500, STKM13A, STKM14A. Carbon steel pipes for pressure service, high pressure service and high temperature s

C&N offers high quality of JIS G3454 STPG370, STPG410 Carbon Steel Pipes for Pressure Service

1) Standard: JIS G3454, JIS G3452, JIS G3445, JIS G3444.
2) Grade: STPG370, STPG410, SGP, STK290, STK400, STK500, STKM13A, STKM14A.

Carbon steel pipes for pressure service, high pressure service and high temperature service .
Standard:
JIS G3454 Carbon steel pipes for pressure service at an approximate maximum temperature of 350ºC.
Size (mm):

Pipe Dimension

Technical Reference / Various Pipes

Steel pipes: JIS G3452/G3454

Nominal size		Outside diameter (mm)	Carbon steel pipes for ordinary piping <SGP> (JIS G3452)	Carbon steel pipes for pressure service <STPG>(JIS G3454)
Nominal size			Carbon steel pipes for ordinary piping <SGP> (JIS G3452)	Nominal thickness
A	B		Thickness (mm)	Sch10	Sch20	Sch30	Sch40	Sch60	Sch80
6	1/8	10.5	2.0	-	-	-	1.7	2.2	2.4
8	1/4	13.8	2.3	-	-	-	2.2	2.4	3.0
10	3/8	17.3	2.3	-	-	-	2.3	2.8	3.2
15	1/2	21.7	2.8	-	-	-	2.8	3.2	3.7
20	3/4	27.2	2.8	-	-	-	2.9	3.4	3.9
25	1	34.0	3.2	-	-	-	3.4	3.9	4.5
32	1.1/4	42.7	3.5	-	-	-	3.6	4.5	4.9
40	1.1/2	48.6	3.5	-	-	-	3.7	4.5	5.1
50	2	60.5	3.8	-	3.2	-	3.9	4.9	5.5
65	2.1/2	76.3	4.2	-	4.5	-	5.2	6.0	7.0
80	3	89.1	4.2	-	4.5	-	5.5	6.6	7.6
90	3.1/2	101.6	4.2	-	4.5	-	5.7	7.0	8.1
100	4	114.3	4.5	-	4.9	-	6.0	7.1	8.6
125	5	139.8	4.5	-	5.1	-	6.6	8.1	9.5
150	6	165.2	5.0	-	5.5	-	7.1	9.3	11.0
200	8	216.3	5.8	-	6.4	7.0	8.2	10.3	12.7
250	10	267.4	6.6	-	6.4	7.8	9.3	12.7	15.1
300	12	318.5	6.9	-	6.4	8.4	10.3	14.3	17.4
350	14	355.6	7.9	6.4	7.9	9.5	11.1	15.1	19.0
400	16	406.4	7.9	6.4	7.9	9.5	12.7	16.7	21.4

Application: Carbon steel pipes for pressure service, high pressure service and high temperature service.
The main products of steel / steel grade: JIS G3454 STPG370, JIS G3454 STPG410
Packing: Bare/bundles/crates/crate protection at the both sides of tubes or as per customers' requirements .
Painting: as requested.
Chemical Compositions(%) of JIS G3454

Standard	Grade	C	Si	Mn	P	S
JIS G3454	STPG370	≤0.25	≤0.35	0.30-0.90	≤0.040	≤0.040
JIS G3454	STPG410	≤0.30	≤0.35	0.30-1.00	≤0.040	≤0.040

Mechanical Properties of JIS G3454

Standard	Grade	Yield Strength (Mpa)	Tensile Strength (Mpa)	Elongation (%)
JIS G3454	STPG370	≥216	≥370	≥30
JIS G3454	STPG410	≥245	≥410	≥25

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