China Cheap price Erw Black Round Steel Welded Pipe - ASTM Standard Gi Iron Galvanized Steel Pipe 2inch 2.5inch 4inch – Win Road Detail:
Galvanized pipes are divided into hot-dip galvanized steel pipes and pre-galvanized steel pipes with galvanized layer on the surface. Galvanizing can increase the corrosion resistance of the steel pipe and prolong the service life of the steel pipe.
Differences between ”Pre-galvanized pipe” and “Hot-dipped galvanized pipe”.
1.Pre-galvanized steel pipe base material is galvanized steel strap, the technical method is ERW longitudinal welded.
2.Hot-dipped galvanized pipe base material is black steel pipe (no surface treatment), then hot-dipped into the zinc pool to get the pipe.
| OD | Pre galvanized:1/2”-4”(21.3-114.3mm) Hot dipped galvanized:1/2”-16”(21.3mm-406.4mm) |
| Thickness | Pre galvanized:0.6-2.5mm Hot dipped galvanized: 1.0- 20mm |
| Length Range | 5.8m, 6m , 19ft, 20ft, 21ft, 24ft, or customized . |
| End finish | Plain/ beveled ends or threaded with sockets/coupling and plastic cap, grooved |
| Zinc coating | Pre galvanized:40- 120g/m² Hot dipped galvanized:200-600g/m² |
| Standard | BS 1387,BS1139,EN39,EN10219,ASTM A53,ASTM A795,GB/T3091etc. |
| Out Diameter | Wall Thickness | |||||||||
| A | B | ASME | SCH10 | SCH20 | SCH30 | STD | SCH40 | SCH60 | XS | SCH80 |
| 15 | 1/2″ | 21.3 | 2.11 | – | 2.41 | 2.77 | 2.77 | – | 3.73 | 3.73 |
| 20 | 3/4″ | 26.7 | 2.11 | – | 2.41 | 2.87 | 2.87 | – | 3.91 | 3.91 |
| 25 | 1″ | 33.4 | 2.77 | – | 2.9 | 3.38 | 3.38 | – | 4.55 | 4.55 |
| 32 | 1.1/4″ | 42.2 | 2.77 | – | 2.97 | 3.56 | 3.56 | – | 4.85 | 4.85 |
| 40 | 1.1/2″ | 48.3 | 2.77 | – | 3.18 | 3.68 | 3.68 | – | 5.08 | 5.08 |
| 50 | 2″ | 60.3 | 2.77 | – | 3.18 | 3.91 | 3.91 | – | 5.54 | 5.54 |
| 65 | 2.1/2″ | 73 | 3.05 | – | 4.78 | 5.16 | 5.16 | – | 7.01 | 7.01 |
| 80 | 3″ | 88.9 | 3.05 | – | 4.78 | 5.49 | 5.49 | – | 7.62 | 7.62 |
| 90 | 3.1/2″ | 101.6 | 3.05 | – | 4.78 | 5.74 | 5.74 | – | 8.08 | 8.08 |
| 100 | 4″ | 114.3 | 3.05 | – | 4.78 | 6.02 | 6.02 | – | 8.56 | 8.56 |
| 125 | 5″ | 141.3 | 3.4 | – | – | 6.55 | 6.55 | – | 9.53 | 9.53 |
| 150 | 6″ | 168.3 | 3.4 | – | – | 7.11 | 7.11 | – | 10.97 | 10.97 |
| 200 | 8″ | 219.1 | 3.76 | 6.35 | 7.04 | 8.18 | 8.18 | 10.31 | 12.7 | 12.7 |
| 250 | 10″ | 273 | 4.19 | 6.35 | 7.8 | 9.27 | 9.27 | 12.7 | 12.7 | 15.09 |
| 300 | 12″ | 323.8 | 4.57 | 6.35 | 8.38 | 9.53 | 10.31 | 14.27 | 12.7 | 17.48 |
Plain end, Beveled end, Threaded end with sockets or coupling and plastic cap, Grooved end, Swedged end, Expanded end.
Galvanized pipes are widely used . In addition to line pipes for water transport, fire fighting, gas, conduit, and other general low-pressure fluids, they are also used as support pipes in the petroleum industry, trestle piles, and mine tunnels.
1.General package: in bundle only, no other package, no plastic cover, no nylon straps.
2.Sea-worth package: in bundle, tied with steel straps, anti-water plastic cover, nylon straps each end of bundle.
FAQ
Q: How can I get an exact price for my inquiry?
A: Dear sir/Madam, we will need below of your requirement to check the price:
1. Diameter
2. Wall thickness
3. Length
Q: What kind of package will I get?
A: You will get general package-packed in bundles with steel straps (no other cover on) if customer doesn’t have any requirement.
Q: What kind of package do you have?
A: 1. General package. –Packed in bundles with steel straps, no other cover, no plastic package.
2. Seaworthy package.–Packed in bundle, and cover with plastic package.
Q: Do you have stock?
A: Yes, we have stok pipes for general specification.
Q: Do you provide free sample?
A: Yes, sample is free of charge.
While please kindly noted the international courier cost is not free of charge.
We could return the courier cost to customers once we cooperated.
Sample is sent by air courier when weight less than 1kg.
Product detail pictures:
Related Product Guide:
We have our own sales team, design team, technical team, QC team and package team. We have strict quality control procedures for each process. Also, all of our workers are experienced in printing field for China Cheap price Erw Black Round Steel Welded Pipe - ASTM Standard Gi Iron Galvanized Steel Pipe 2inch 2.5inch 4inch – Win Road, The product will supply to all over the world, such as: Malta, United Arab Emirates, Florence, We warmly welcome you to come to visit us personally. We hope to establish a long-term friendship based on equality and mutual benefit. If you want to get in touch with us, please do not hesitate to call. We will be your best choice.
By Linda from Myanmar - 2018.07.12 12:19
The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
By Steven from Hungary - 2017.09.26 12:12
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