Black Steel Pipe,ERW Black Steel tube-CHN Steel pipe & tube Co.,Ltd

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Steel Pipe

Galvanized steel pipe

Hot Rolled Steel pipe

Pipe fittings

Thick wall steel pipe

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Black Steel Pipe

Home > Black Steel Pipe

We offer Black Steel Pipe, which is widely used in various Industries and also for domestic purposes. Black Steel Pipe is a very useful one in automobile Industries, structure etc. We also manufacture Galvanized Steel Pipe of very fine quality. We are among the leading black steel suppliers in China.

1.black steel pipe
2.Application:boiler;oil and gas transportation
3.Cert.: ISO, API

1	Product		black steel pipe
2	Standard	U.S.A.	ASTM A53/A106/A178/A179/A192/A210/A213/ A333/A335/A283/A135/A214/A315/A500/A501/A519/A161/A334 API 5L/5CT
		Japan	JIS G3452/G3454/G3456/G3457/G3458/G3460/3461/3462/3464
		German	DIN 1626/17175/1629-4/2448/2391/17200 SEW680
		Britain	BS 1387/1600/1717/1640/3601/3602/3059/1775
		Russia	GOST 8732/8731/3183
		China	GB/T8162/T8163 GB5310/6579/9948
3	Material Grade	U.S.A.	Gr. B/Gr.A/A179/A192/A-1/T11/T12/T22/P1/FP1/T5/4140/4130
		Japan	STPG38,STB30,STS38,STB33,STB42,STS49, STBA23,STPA25,STPA23,STBA20
		German	ST33,ST37,ST35,ST35.8,ST45,ST52,15Mo3, 13CrMo44, 1.0309, 1.0305, 1.0405
		Britain	Low, Medium, high
		Russia	10, 20, 35, 45, 20X
		China	10#, 20#, 16Mn, 20G, 15MoG, 15CrMo, 30CrMo, 42Crmo, 27SiMn, 20CrMo
4	Out Diameter		8.7mm-720mm
5	Wall Thickness		0.75mm-120mm
6	Length		4-12m
7	Protection		Plastic caps/ Wooden case
8	Surface		Black painting/varnished surface,anti-corrosion oil, galvanized or as per required by customer

Chemical composition and Mechanical:

Standard	Grade	Chemical Composition(%)			Mechanical Propertise		Elongation %
Standard	Grade	C	Mn	P.S	Tensile Strength(Mpa)	Yield Strength(Mpa)	Elongation %
ASTMA179	A179	0.06 ~0.18	0.27 ~0.63	≤ 0.035	≥ 325	≥ 180	≥ 35

Standard	Grade	Chemical Composition(%)			Mechanical Propertise		Elongation %
Standard	Grade	C	Mn	P.S	Tensile Strength(Mpa)	Yield Strength(Mpa)	Elongation %
DIN17175	ST35.8	≤0.17	0.4 ~ 0.80	≤ 0.030	360-480	≥ 235	≥ 25
	ST45.8	≤0.21	0.4 ~1.20	≤ 0.030	410-530	≥ 255	≥ 21
	15Mo3	0.12-0.20	0.4~ 0.80	≤ 0.030	450-600	≥ 270	≥ 20
	13CrMo44	0.10-0.18	0.0~ 0.70	≤ 0.030	440-590	≥ 290	≥ 20

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ERW Black Steel Pipe

Used for steel structure, build structure, transmission of low pressure liquid and gas etc.

Deutsche Industrie Normen (DIN2444) Hot Dipped Galvanized Pipe and Welded Black Pipe

Nominal Inside Diameter		Outside Diameter (mm)		Wall Thickness	Weight(kg/m)
DN	inch	Maximum	Minimum	( mm)	Plain End Pipe	Pipe With Coupler
15	1/2	21.7	21.1	2.65	1.22	1.23
20	3/4	27.2	26.6	2.65	1.58	1.59
25	1	34.2	33.4	3.25	2.44	2.46
32	1-1/4	42.9	42.1	3.25	3.14	3.17
40	1-1/2	48.8	48.0	3.25	3.61	3.65
50	2	60.7	59.9	3.65	5.10	5.17
65	2-1/2	76.4	75.6	3.65	6.51	6.63
80	3	89.3	88.3	4.05	8.47	8.64
100	4	114.6	113.6	4.50	12.10	12.40
125	5	140.3	139.1	4.85	16.20	16.70
150	6	165.7	164.5	4.85	19.20	19.80

ASTM A53 pipe

EN10255 pipe BS1387 steel pipe

Size (mm)	Thickness	Specification	End Use
15 NB to 500 NB	Sch10 to Sch. 40	ASTM A 53 A / B	Oil and Gas, Chilled water
15 NB to 150 NB	L, M, H	DIN 2440/ BS 1387/ EN10255	Water Line, Irrigation
15 NB to 150 NB	L,M & H	IS 1239 (PT-1 2004), IS	Water line, Irrigation
165.1MM OD to 508 MM OD	2.60MM TO 12.70MM	IS 3589/2001 GRADE FE 330 & FE 410	Water & Sewage
15 NB to 300 NB	1.80 MM TO 10.0MM	IS 3601 ASTM : A-513 BS : 1775 JIS : G 3444	General Purpose