SeAH galvanized steel pipe

SeAH galvanized steel pipe is distributed by Tiger Steel in the national market, including standards such as BS 1387 1985, ASTM A53 GrA SCH40, and SCH80. SeAH brand steel, a well-known manufacturer in the steel market, currently produces the best quality and most famous steel in Vietnam and is often recommended by foreign investors. The advantages of SeAH brand steel are: Steel material imported from Korea, modern production line, and factory-made steel products are strictly inspected for quality before shipment. Before handing it over to the customer. That is why customers who use SeAH brand tip steel are satisfied with this product. According to the information below, join Bao Tin Steel to learn more about seAH galvanized steel.

Table Description of SeA Galvanized Steel Standard

1. Standard weight table of SeAH galvanized steel according to BS 1387/1985

GALVANIZED PIPES – STANDARD BS 1387-1985
C	Mn	P	S	Zinc-coat thickness
max	max	max	max	µm	gr./m2	oz./ft2	Zinc-coat Method
%	%	%	%	> 35	>= 360	>= 1.18
0.2	1.2	0.045	0.045				Hot-dip Galvanizing

 

Tensile test			Bend test						Leak tightness test
						Flattening test
T.strength	Yield point	Elongation	Category	Angle of bending	Inside radius	Weld position	Weld point	Non-weld point
	Kgf/mm2
Kgf/mm2	(N/mm2)
Min. 28	Min. 20	Min. 30		90o	8 D	90o	0.75 D	0.60 D	51 Kgf/cm2
-285	-196		Galva. pipe

Class A1 (super light)

Nominal  Dimension DN		Outside Diameter		Wall	Calculated
		Dmax	Dmin	Thickness	Plain End	Threads & Couplings
		mm.	mm.	mm.	(kg/m.)	(kg/m.)
1/2	15	21.4	21	1.9	0.904	0.922
3/4	20	26.9	26.4	2.1	1.275	1.296
1	25	33.8	33.2	2.3	1.770	1.803
1 1/4	32	42.5	41.9	2.3	2.263	2.301
1 1/2	40	48.4	47.8	2.5	2.811	2.855
2	50	60.2	59.6	2.6	3.674	3.726
2 1/2	65	76	75.2	2.9	5.199	5.275
3	80	88.7	87.9	2.9	6.107	6.191
4	100	113.9	113	3.2	8.704	8.815

Light Class (light)

Nominal  Dimension DN		Outside Diameter		Wall	Calculated
		Dmax	Dmin	Thickness	Plain End	Threads & Couplings
		mm.	mm.	mm.	(kg/m.)	(kg/m.)
1/2	15	21.4	21	2	0.95	0.96
3/4	20	26.9	26.4	2.3	1.38	1.39
1	25	33.8	33.2	2.6	1.98	2
1 1/4	32	42.5	41.9	2.6	2.54	2.57
1 1/2	40	48.4	47.8	2.9	3.23	3.27
2	50	60.2	59.6	2.9	4.08	4.15
2 1/2	65	76	75.2	3.2	5.71	5.83
3	80	88.7	87.9	3.2	6.72	6.89
4	100	113.9	113	3.6	9.75	10

Medium Class (trung bình)

Nominal Dimension  DN		Outside Diameter		Wall	Calculated
		Dmax	Dmin	Thickness	Plain End	Threads & Couplings
		mm.	mm.	mm.	(kg/m.)	(kg/m.)
1/2	15	21.7	21.1	2.6	1.21	1.22
3/4	20	27.2	26.6	2.6	1.56	1.57
1	25	34.2	33.4	3.2	2.41	2.43
1 1/4	32	42.9	42.1	3.2	3.1	3.13
1 1/2	40	48.8	48	3.2	3.57	3.61
2	50	60.8	59.8	3.6	5.03	5.1
2 1/2	65	76.6	75.4	3.6	6.43	6.55
3	80	89.5	88.1	4	8.37	8.54
4	100	114.9	113.3	4.5	12.2	12.5
5	125	140.6	138.7	5	16.6	17.1
6	150	166.1	164.1	5	19.7	20.3

Heavy Class

Nominal Dimension DN		Outside Diameter		Wall	Calculated
		Dmax	Dmin	Thickness	Plain End	Threads & Couplings
		mm.	mm.	mm.	(kg/m.)	(kg/m.)
1/2	15	21.7	21.1	3.2	1.44	1.45
3/4	20	27.2	26.6	3.2	1.87	1.88
1	25	34.2	33.4	4	2.94	2.96
1 1/4	32	42.9	42.1	4	3.8	3.83
1 1/2	40	48.8	48	4	4.38	4.42
2	50	60.8	59.8	4.5	6.19	6.26
2 1/2	65	76.6	75.4	4.5	7.93	8.05
3	80	89.5	88.1	5	10.3	10.5
4	100	114.9	113.3	5.4	14.5	14.8
5	125	140.6	138.7	5.4	17.9	18.4
6	150	166.1	164.1	5.4	21.3	21.9

Note: 1 inch = 25.4 millimeters (mm)

2. តារាងទម្ងន់ និងស្ដង់ដារកម្រាស់សម្រាប់ដែកទីបមូលខ្មៅ និងដែកទីបgalvanized យោងតាមស្តង់ដារ ASTM A53

This table corresponds to some standards such as ASTM A106, A53, API 5L, A312, ASME …

Pipe from ⅛ ”to 3½” (from DN6 – DN90)

Inch	DN	outer diameter (mm)	Pipe wall thickness (mm)
			SCH 5	SCH 10	SCH 30	SCH 40	SCH 80	SCH 120	XXS
⅛	6	10,29 mm	0,889 mm	1,245 mm	1,448 mm	1,727 mm	2,413 mm	—	—
¼	8	13,72 mm	1,245 mm	1,651 mm	1,854 mm	2,235 mm	3,023 mm	—	—
⅜	10	17,15 mm	1,245 mm	1,651 mm	1,854 mm	2,311 mm	3,200 mm	—	—
½	15	21,34 mm	1,651 mm	2,108 mm	—	2,769 mm	3,734 mm	—	7,468 mm
¾	20	26,67 mm	1,651 mm	2,108 mm	—	2,870 mm	3,912 mm	—	7,823 mm
1	25	33,40 mm	1,651 mm	2,769 mm	—	3,378 mm	4,547 mm	—	9,093 mm
1¼	32	42,16 mm	1,651 mm	2,769 mm	2,972 mm	3,556 mm	4,851 mm	—	9,703 mm
1½	40	48,26 mm	1,651 mm	2,769 mm	3,175 mm	3,683 mm	5,080 mm	—	10,160 mm
2	50	60,33 mm	1,651 mm	2,769 mm	3,175 mm	3,912 mm	5,537 mm	6,350 mm	11,074 mm
2½	65	73,03 mm	2,108 mm	3,048 mm	4,775 mm	5,156 mm	7,010 mm	7,620 mm	14,021 mm
3	80	88,90 mm	2,108 mm	3,048 mm	4,775 mm	5,486 mm	7,620 mm	8,890 mm	15,240 mm
3½	90	101,60 mm	2,108 mm	3,048 mm	4,775 mm	5,740 mm	8,077 mm	—	16,154 mm

Steel pipe from 4 ″ to 8 ″ (from DN100 – DN200)

Inch

DN mm

Outer diameter (mm)

Pipe wall thickness (mm)

SCH 5

SCH 10

SCH 20

SCH 30

SCH 40 STD

SCH 60

SCH 80

SCH 100

SCH 120

SCH 140

SCH 160

4

100

114,30 mm

2,108 mm

3,048 mm

—

4,775 mm

6,020 mm

7,137 mm

8,560 mm

—

11,100 mm

—

13,487 mm

4½

115

127,00 mm

—

—

—

—

6,274 mm

—

9,017 mm

—

—

—

—

5

125

141,30 mm

2,769 mm

3,404 mm

—

—

6,553 mm

—

9,525 mm

—

12,700 mm

—

15,875 mm

6

150

168,28 mm

2,769 mm

3,404 mm

—

—

7,112 mm

—

10,973 mm

—

14,275 mm

—

18,263 mm

8

200

219,08 mm

2,769 mm

3,759 mm

6,350 mm

7,036 mm

8,179 mm

10,312 mm

12,700 mm

15,062 mm

18,237 mm

20,625 mm

23,012 mm

Steel pipe from 10″ ដល់ 24″ (from DN250 – DN600)

Inch	DN mm	Outer diameter (mm)	Pipe wall thickness (mm)
			SCH 5s	SCH 5	SCH 10s	SCH 10	SCH 20	SCH 30
10	250	273,05 mm	3,404 mm	3,404 mm	4,191 mm	4,191 mm	6,350 mm	7,798 mm
12	300	323,85 mm	3,962 mm	4,191 mm	4,572 mm	4,572 mm	6,350 mm	8,382 mm
14	350	355,60 mm	3,962 mm	3,962 mm	4,775 mm	6,350 mm	7,925 mm	9,525 mm
16	400	406,40 mm	4,191 mm	4,191 mm	4,775 mm	6,350 mm	7,925 mm	9,525 mm
18	450	457,20 mm	4,191 mm	4,191 mm	4,775 mm	6,350 mm	7,925 mm	11,100 mm
20	500	508,00 mm	4,775 mm	4,775 mm	5,537 mm	6,350 mm	9,525 mm	12,700 mm
24	600	609,60 mm	5,537 mm	5,537 mm	6,350 mm	6,350 mm	9,525 mm	14,275 mm

 

Inch	Pipe wall thickness (mm)
	SCH 40s	SCH 40	SCH 60	SCH 80s	SCH 80	SCH 100	SCH 120	SCH 140	SCH 160
10	9,271 mm	9,271 mm	12,700 mm	12,700 mm	15,062 mm	18,237 mm	21,412 mm	25,400 mm	28,575 mm
12	9,525 mm	10,312 mm	12,700 mm	12,700 mm	17,450 mm	21,412 mm	25,400 mm	28,575 mm	33,325 mm
14	9,525 mm	11,100 mm	15,062 mm	12,700 mm	19,050 mm	23,800 mm	27,762 mm	31,750 mm	35,712 mm
16	9,525 mm	12,700 mm	16,662 mm	12,700 mm	21,412 mm	26,187 mm	30,937 mm	36,500 mm	40,462 mm
18	9,525 mm	14,275 mm	19,050 mm	12,700 mm	23,800 mm	29,362 mm	34,925 mm	39,675 mm	45,237 mm
20	9,525 mm	15,062 mm	20,625 mm	12,700 mm	26,187 mm	32,512 mm	38,100 mm	44,450 mm	49,987 mm
24	9,525 mm	17,450 mm	24,587 mm	12,700 mm	30,937 mm	38,887 mm	46,025 mm	52,375 mm	59,512 mm

If you need to buy all kinds of steel pipe products, don’t hesitate to get in touch with the number below.

Hotline: 0932.059.176
Email: tigersteel.vn@gmail.com
Website: https://tigersteel.vn/
Address: 551/156 Le Van Khuong, District 12