Cold rolled galvanized steel pipe 1)Thickness:1.0-6.5mm 2)OD:20-168mm 3)Certification:ISO9001:20

GB/T3091galvanized steel pipe Details
1.Product Name:	GB/T3092-93  galvanized steel pipe
2.Place of Origin:	Tianjin, China.
3.Nominal Diameter:	1/2,3/4,1,1-1/4,1-1/2,2,2-1/2,3,4,5,6
4.Outside Diameter(mm):	21.3mm-165.0mm
5.Wall thickness(mm):	2.75mm-4.50mm
6.Zinc Weight:	80-400g/m²
7.Weight(kg/m):	1.26kg/m-17.81kg/m
8.Length:	5.8m-12m or arbitrarily
9.Executive Standard:	ASTM A53/A53M-1996  BS1387-1985  DIN2244   GB3091-93
10.Grade	10#,20#,45#,A53(A,B),Q195,Q215,Q235
11.Production:	Has the following production steps:a. Round preparation, b. Heating, c.
	Hot perforation, d. Cutting head, e. Pickling, f. Grinding, g.
	Lubrication, h. Cold rolling, i. Degreasing, j. Solution heat treatment,
	k. Straightening, l. Cutting, m. Pickling, n. Inspection
12.Application:	Water pipes, fire control, gas pipes, air pipes, sewage transport
	and water supply projects
13.Export:	Europe, North America, the Middle East, Africa, Asia and other
	countries and regions, well received by consumers!
14.Supply capacity:	5000Ton/Month
15.Delivery period:	25days after we receive the deposite
16.General Packaging:	in bundles

                     

 

 

GB/T 3091
Norminal Diameter		Outside Diameter(mm)			Wall thickness(mm)		Weight (kg/m)
mm	Inch	Norminaldiameter		Allowed tolerance	Norminal diameter	Allowed tolerance
15	1/2	21.3		±0.5mm	2.75	12%	1.26
20	3/4	26.8			2.75		1.63
25	1	33.5			3.25		2.42
32	1- 1/4	42.3			3.25		3.13
40	1-1/2	48			3.5		3.83
50	2	60		±1%	3.5	-15%	4.88
65	2-1/2	75.5			3.75		6.64
80	3	88.5			4		8.34
100	4	114			4		10.85
125	5	140			4		13.42
150	6	165			4.5		17.81

Cold rolled galvanized steel pipe