Hot-dipped Galvanized Square and Rectangular Steel Pipe and Galvanized Square and Rectangular Hollow

Hot-dipped Galvanized Square and Rectangular Steel Pipe and Galvanized Square and Rectangular Hollow Section

1.Product Name: Hot-dipped Galvanized Square and Rectangular Steel Pipe and Galvanized Square and Rectangular Hollow Section
2.Outer Diameter: 15-200mm
3.Wall Thickness: 2.0-5.4mm
4.Material Grade: Grade A, Grade B, Q195-Q345,
5.Standards: ASTM A53-2010, ASTM A795-2000, BS1387:1985,
6.Package: Standard export packing or as client's request
7.Delivery Time: Within 20-30 days after receiving payment or as client's request
8.Trade Terms: FOB Tianjin, CNF, CIF Destination Port or as client's request
9.Payment Terms: T/T or L/C or as client's request
10.Supply Ability:3000 metric tons/per month
11.Application: It is mainly used for curtain wall, construction, machinery manufacturing, shipbuilding, steel construction projects, solar power support, steel structure engineering, power engineering, power plant, agricultural and chemical machinery, glass curtain wall, car chassis, airport, etc. 

Size:

BS1387-1985, British Standard for welded steel pipe, or BS 21 for threaded steel pipe
Nominal size		Wall thickness (mm)			Outside Diameter(mm)						Weight(kg/m) Plain end			Thread
					Max			Min
mm	inch	A	B	C	A	B	C	A	B	C	A	B	C	Thread number per inch	Length of pipe (mm)
15	1/2	2.0	2.6	3.2	21.4	21.7	21.7	21	21.1	21.1	0.947	1.21	1.44	14	13.2
20	3/4	2.3	2.6	3.2	26.9	17.2	17.2	26.4	26.6	26.6	1.38	1.56	1.87	14	14.5
25	1	2.6	3.2	4.0	33.8	34.2	34.2	33.2	33.4	33.4	1.98	2.41	2.94	14	14.5
32	1-1/4	2.6	3.2	4.0	42.5	42.9	42.9	41.9	42.1	42.1	2.54	3.1	3.8	11	19.1
40	1-1/2	2.9	3.2	4.0	48.4	48.4	48.8	47.8	48	48	3.23	3.57	4.38	11	19.1
50	2	2.9	3.6	4.5	60.2	60.8	60.8	59.6	59.8	59.8	4.08	5.03	6.19	11	23.4
65	2-1/2	3.2	3.6	4.5	76.0	76.6	76.6	75.2	75.4	75.4	5.71	6.43	7.93	11	26.7
80	3	3.2	4.0	5.0	88.7	89.5	89.5	87.9	88.1	88.1	6.72	8.37	10.3	11	29.8
100	4	3.6	4.5	5.4	113.9	114.9	114.9	113.0	113.3	113.3	9.75	12.1	14.5	11	35.8
125	5		5.0	5.4		140.6	140.6		138.7	138.7		16.6	17.9
150	6		5.0	5.4		166.1	166.1		164.1	164.1		19.7	21.3

BLACK PIPE, HOT-DIPPED GALVANIZED WELDED STEEL PIPE UNDER ASTM A53
Nominal Size	Outside Diameter (mm)	Wall thickness (mm)	Weight Grade	Schedule Number	Grade A Test Pressure	Weight Plain End (kg/m)
1/2	21.3	2.77	STD	40	4.83	1.27
3/4	26.7	2.87	STD	40	4.83	1.69
1	33.4	3.38	STD	40	4.83	2.50
1-1/4	42.2	3.56	STD	40	8.27	3.39
1-1/2	48.3	3.68	STD	40	8.27	4.05
2	60.3	3.91	STD	40	15.86	5.44
2-1/2	73.0	5.16	STD	40	17.24	8.63
3	88.9	5.49	STD	40	15.31	11.29
4	114.3	6.02	STD	40	13.10	16.07

Remark: Above-mentioned sizes are just as reference for our customers. We also can arrange to produce galvanized steel pipe according to the sizes which our customer requests.

Description:

Thickness Tolerance	Different standard ,different tolerance
Zinc coating	Hot dip Galvanized welded steel Pipe in big diameter:200-400g/m2
Material	Grade A, Grade B, Q195, Q235, Q345
Ends	Plain
Surface Treatment	Hot dip galvanized
Technique	Square and Rectangular Steel Pipe
Type	Welded
Welded Line Type	Longitudinal
Others	1. Special design available according to requirement.   2. All of production will comply with clients' requirement

Manufacturing flow:

Product photo:

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Factory:

About us:

Tianjin Zhengda is your best choice for the high quality hot-dipped galvanized square and rectangular steel pipe and galvanized square and rectangular hollow section made in China. We are well-known as one of the leading manufacturers and suppliers of various steel pipes in China. Welcome to wholesale the steel pipe in stock from our factory.