Tianjin Brisk Metalwork Co.,Ltd is one of the manufacturers of cold-rolled pipes in China. Our products are mainly exported to the Middle East, Southeast Asia, Europe, New Zealand, and other regions. Due to their smooth and even appearance, as well as high strength and rigidity, they are widely used in the construction industry and machinery manufacturing.

Standard Comparison

Specifications		chemical compision(%)						Physical properties				Elongation(Min)%
		C≤	Si≤	Mn≤	P≤	S≤	Others	Min Tensile Strength(psi)		Min Yield Strength (psi)		Longitudinal	Transverse
EN 10219	S235JRH	0.17	-	1.40	0.045	0.045	0.009 N	360-510Mpa ＜3MM	340-470Mpa ≥3≤40MM	235Mpa ≤16MM	225Mpa ＞16≤40MM	24 ≤40MM	20

	S275J0H	0.20	-	1.50	0.040	0.040	0.009 N	430-580Mpa ＜3MM	410-560Mpa ≥3≤40MM	275Mpa ≤16MM	265Mpa ＞16≤40MM	20 ≤40MM	0
	S275J2H	0.20	-	1.50	0.035	0.035	-						20
	S355J0H	0.20	0.55	1.60	0.040	0.040	0.009 N	510-680Mpa ＜3MM	490-630Mpa ≥3≤40MM	355Mpa ≤16MM	345Mpa ＞16≤40MM	20 ≤40MM
	S355J2H	0.20	0.55	1.60	0.035	0.035	-						20
ASTM A500	A	0.30	-	1.40	0.045	0.045	Cu≥0.20	310Mpa		269Mpa		25
	B	0.30	-	1.40	0.045	0.045		400Mpa		317Mpa		23
	C	0.27	-	1.40	0.045	0.045		427Mpa		345Mpa		21
	D	0.30	-	1.40	0.045	0.045		400Mpa		250Mpa		23
JIS G3466	STKR400	0.25	-	-	0.040	0.040	-	400Mpa		245Mpa		23
	STKR490	0.18	0.55	1.5	0.040	0.040	-	490Mpa		325Mpa		23

Size Range

OD(MM)	THICKNESS(MM)	OD(MM)	THICKNESS(MM)	OD(MM)	THINKNESS(MM)	OD(MM)	THINKNESS(MM)
20×20	1.3	60×120 80×100 90×90	1.50	180×180	3	300×800 400×700 550×550 500×600
	1.4		1.70		3.5-3.75		9.5-9.75
	1.5		1.80		4.5-4.75		11.5-11.75
	1.7		2.00		5.5-7.75		12-13.75
	1.8		2.20		9.5-9.75		15-50
	2.0		2.5-4.0		11.5-11.75
20×30 25×25	1.3		4.25-4.75		12.0-25.0
	1.4		5.0-6.3	100×300 150×250 200×200	2.75	300×900 400×800 600×600 500×700
	1.5		7.5-8		3.0-4.0		9.5-9.75
	1.7	50×150 60×140 80×120 100×100	1.50		4.5-9.75		11.5-11.75
	1.8		1.70		11.5-11.75		12-13.75
	2.0		2.00		12.5-12.75		15-50
	2.2		2.20		13.5-13.75
	2.5-3.0		2.5-2.75		15.5-30
20×40 25×40 30×30 30×40	1.3		3.0-4.75	150×300 200×250	3.75	300×1000 400×900 500×800 600×700 650×650
	1.4		5.5-6.3		4.5-4.75
	1.5		7.5-7.75		5.5-6.3		9.5-9.75
	1.7		9.5-9.75		7.5-7.75		11.5-11.75
	1.8		11.5-16		9.5-9.75		12-13.75
	2.0	60×160 80×140 100×120	2.50		11.5-11.75		15-50
	2.2		2.75		13.5-30
	2.5-3.0		3.0-4.75	200×300 250×250	3.75	400×1000 500×900 600×800 700×700
	3.25-4.0		5.5-6.3		4.5-4.75
25×50 30×50 30×60 40×40 40×50 40×60 50×50	1.3		7.5-7.75		5.5-6.3		9.5-9.75
	1.4		9.5-16		7.5-7.75		11.5-11.75
	1.5	75×150	2.50		9.5-9.75		12-13.75
	1.7		2.75		11.5-11.75		15-50
	1.8		3.0-3.75		12-13.75
	2.0		4.5-4.75		15.5-30
	2.2		5.5-6.3	200×400 250×350 300×300	4.5-6.3	500×1000 600×900 700×800 750×750
	2.5-3.0		7.5-7.75		7.5-7.75		9.5-9.75
	3.25-4.0		9.5-16		9.5-9.75		11.5-11.75
	4.25-4.75	80×160 120×120	2.50		11.5-11.75		12-13.75
	5.0-5.75		2.75		12-13.75		15-50
	5.75-6.3		3.0-4.75		15.5-30
40×80 50×70 50×80 60×60	1.3		5.5-6.3	200×500 250×450 300×400 350×350	5.5-6.3	500×1100 600×900 700×800 750×750
	1.5		7.5-7.75		7.5-7.75		9.5-9.75
	1.7		9.5-9.75		9.5-9.75		11.5-11.75
	1.8		11.5-20		11.5-11.75		12-13.75
	2.0	100×150	2.50		12-13.75		15-50
	2.2		2.75		15.5-30
	2.5-3.0		3.0-4.75	280×280	5.5-6.3	600×1100 700×1000 800×900 850×850
	3.25-4.0		5.5-6.3		7.5-7.75		9.5-9.75
	4.25-4.75		7.5-7.75		9.5-9.75		11.5-11.75
	5.0-6.0		9.5-9.75		11.5-11.75		12-13.75
40×100 60×80 70×70	1.3		11.5-20		12-13.75		15-50
	1.5	100×200 120×180 150×150	2.50		15.5-30
	1.7		2.75	350×400 300×450	7.5-7.75	700×1100 800×1000 900×900
	1.8		3.0-7.75		9.5-9.75		11.5-11.75
	2.0		9.5-9.75		11.5-11.75		12-13.75
	2.2		11.5-20		12-13.75		15-50
	2.5-3.0	100×250 150×200	3.00		15.5-30
	3.25-4.0		3.25-3.75	200×600 300×500 400×400	7.5-7.75	800×1100 900×1000 950×950
	4.25-4.75		4.25-4.75		9.5-9.75		11.5-11.75
	5.0-6.3		9.5-9.75		11.5-11.75		12-13.75
50×100 60×90 60×100 75×75 80×80	1.3		11.5-11.75		12-13.75		15-50
	1.5		12.25		15.5-40
	1.7	140×140	3.0-3.75	300×600 400×500 400×400	7.5-7.75	900×1100 1000×1000 800×1200
	1.8		4.5-6.3		9.5-9.75
	2.0		7.5-7.75		11.5-11.75		20-60
	2.2		9.5-9.75		12-13.75
	2.5-3.0		11.5-25		15.5-40
	3.25-4.0	160×160	3.00	400×600 500×500	9.5-9.75	1100×1000 1200×1200
	4.25-4.75		3.5-3.75		11.5-11.75		20-60
	5.0-5.75		4.25-7.75		12-13.75
	7.5-8		9.5-25		15.5-40

Tube Processing

Processing Type	Type	Advantage
Surface Anti-Corrosion Treatment	Electrolytic Galvanized	8~20μm;Smooth and aesthetically pleasing surface, suitable for indoor structures and furniture frames
	Hot dip Galvanized	60~100μm;Highly corrosion-resistant, suitable for outdoor scaffolding, greenhouses, and water supply and drainage pipes
	Spraying / Plastic Coating	Surface coated with epoxy resin and polyethylene powder to form an anti-corrosion layer
Precision machining	Precision cutting	Meets the precise alignment requirements for mechanical assembly.
	Drilling / Tapping	For bracket installation and component connection
	Bending / Shaping Processing	Suitable for steel structure domes and curtain wall frames
Heat treatment processing	Annealing	Eliminate generated internal stress and improve toughness
Heat treatment processing	Quenching Tempering	Improve the hardness and wear resistance of high-strength square and rectangular tubes

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Cold Rolled Tube

Standard Comparison

Size Range

Tube Processing

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