Popular Design For Hot Dip Galvanized Steel Sheet - Galvanized Welded Pipes For Construction Projects – XINXIN PENGYUAN

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Popular Design For Hot Dip Galvanized Steel Sheet - Galvanized Welded Pipes For Construction Projects – XINXIN PENGYUAN Detail:

Galvanized steel pipe is divided into cold galvanized steel pipe and hot galvanized steel pipe, cold galvanized steel pipe has been banned, the latter is also advocated by the state can be used temporarily. In the sixties and seventies, developed countries began to develop new types of pipes, and one by one, galvanized pipes were banned. The Ministry of Construction of China and four other ministries and commissions have also issued a document clearly prohibiting the use of galvanized pipes as water supply pipes from 2000 onwards. Hot-dip galvanized steel pipes are widely used in fire fighting, electricity and highways.

Product Applications

Hot-dip galvanized steel pipes are widely used in the manufacturing industries of construction, machinery, coal mining, chemical industry, electric power, railway vehicles, automobile industry, highways, bridges, containers, sports facilities, agricultural machinery, petroleum machinery, prospecting machinery, shed construction, etc.

Galvanized steel pipe has a welded steel pipe with a hot dip or electro galvanized layer on the surface. Galvanization can increase the corrosion resistance of steel pipes and prolong the service life. Galvanized steel pipe has a wide range of uses, in addition to being used as a pipeline for general low pressure fluids such as water, gas and oil, it is also used as an oil well pipe and oil pipeline in the petroleum industry, especially in the marine oil fields, as an oil heater, condensation cooler and coal distillation and oil washing exchanger pipe for chemical coking equipment, and as a support frame pipe for trestle piles and mining pits, etc.

Product Details

Material	A53 B, St37-2, St52-4,
Wall thickness	1mm~20mm
Outer Diameter	21.3MM~1620MM
Physical Property	API 5L, ASTM A53, ASTM A671-2006, ASTM A252-1998, ASTM A450-1996, ASME B36.10M, BS 1387
Grade	A53 B , ST37-ST52
Surface Treatment	1. Galvanized 2. Black 3. Transparent oil,anti-rust oil
Pipe Ends	Plain end/Beveled,protected by plastic caps on both ends, cut quare,grooved,threaded and coupling,etc.
Certificate	API 5L,FM,UL, CE,
Application	Suitable for fire piping system,air,gas,oil and so on
	Buyer’s drawing or designs are available
Package	Bulk
	Container
Delivery Details	30 days

Specification

Regular Sizes of Galvanized Steel Pipe
DN	NB	OD (mm)	WT (mm)	Pcs/Bundle	Regular Length: 5.7m, 5.8m, 6.0m, 6.4.Besides, we can make to order for you according to your requested length.
15	1/2″	19mm-21.3mm	1.5mm-3.0mm	217
20	3/4″	25mm-26.9mm	1.5mm-3.0mm	169
25	1″	32mm-33.7mm	1.5mm-3.0mm	127
32	1.1/4″	40mm-42.4mm	1.5mm-4.0mm	91
40	1.1/2″	47mm-48.3mm	1.5mm-4.0mm	91
50	2″	58mm-60.3mm	1.5mm-4.0mm	61
65	2.1/2″	73mm-76.1mm	1.5mm-4.0mm	37
80	3″	87mm-88.9mm	1.5mm-9.5mm	37
100	4″	113mm-114.3mm	2.0mm-9.5mm	19
125	5″	140mm-141.3mm	3.0mm-9.5mm	19
150	6″	165mm-168.3mm	3.0mm-12.0mm	19
200	8″	219.1	3.2mm-12.0mm	7
250	10″	273.0	3.2mm-12.0mm	5 or 1
300	12″	323.9mm-325mm	6.0mm-15mm	3 or 1
350	14″	355mm-355.6mm	8.0mm-15mm	1
400	16″	406.4mm	8.0mm-20mm	1
450	18″	457mm	9.0mm-23mm	1
500	20″	508mm	9.0mm-23mm	1
550	22″	558.8mm	9.0mm-23mm	1
600	24″	609.6mm	9.0mm-23mm	1

Product Display

The often said galvanized pipe, the use of galvanized pipe gas, heating with the kind of iron pipe is also galvanized pipe, galvanized pipe as a water pipe, after a few years of use, the pipe produces a lot of rust scale, the outflow of yellow water not only pollute the sanitary ware, and interspersed with unsmooth inner wall breeding bacteria, rust caused by heavy metal content in the water is too high, seriously endangering human health.

Common Specifications

Nominal caliber	Outer diameter	wall thickness	weight factor
MM	MM	MM	Plain steel pipe	thickened steel pipe
6	10	2	1.064	1.059
8	13.5	2.75	1.056	1.046
10	17	3.5	1.056	1.046

FAQ

1.Why you choose us ?

Our company has been in Alibaba.com for 12 years. We control the quality of the products very strictly, there are special people for the quality.

If you got lower price from other supplier ,we will pay back twice to customers about the higher price.

2.How long is your delivery time?

According to the quantity.Generally within 2-7 days if in stock.And 15-20 days if not in stock.

3.What is your payment terms?

A: By T/T 30% in advance ,and 70% before delivery.

B:100% L/C at sight.

C:By T/T 30% in advance,and 70% L/C at sight.

4.Do you provide samples ? Is it free?

Yes, we offer the sample for free but do not pay for the cost of freight.

5.What if the customer is not satisfied?

If there is a problem with the product,we take full responsibility.

If there is a problem in the transportation process,we will help you to solve it.

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