ASTM A36 A53 Hot Dipped Galvanized Steel Pipe Q235B Q345A ERW Welded Round Tube Oil Gas
Hot dipped galvanized steel round pipe(HDG),is widely used in kinds of industry and building areas all over the world.It can be used for scaffolding pipe,fluid pipe,conduit pipe,structure steel pipe,greenhouse pipeand so on.
Production Description
Out Diameter | Pre galvanized:1/2''-4''(21.3-114.3mm). Such as 38.1mm, 42.3mm, 48.3mm, 48.6mm or as customer request. | |||
Hot dipped galvanized:1/2''-24''(21.3mm-600mm).Such as 21.3mm, 33.4mm, 42.3mm, 48.3mm, 114.3mm or as customer request. | ||||
Thickness | Pre galvanized:0.6-2.5mm. | |||
Hot dipped galvanized: 0.8- 25mm. | ||||
Zinc coating | Pre galvanized:5μm-25μm | |||
Hot dipped galvanized:35μm-200μm | ||||
Type | Electronic Resistance Welded (ERW) | |||
Steel Grade | Q235B, Q345A, S235JR, S275JR, STK400, STK500, S355JR, GR.B-D | |||
Standard | BS1139-1775, EN1039, EN10219, JIS G3444:2004, GB/T3091-2001, BS1387-1985, DIN EN10025, ASTM A53 SCH40/80/STD, BS-EN10255-2004 | |||
Surface Finish | Pre-galvanized, Hot dipped galvanized, Electro galvanized, Black, Painted, Threaded, Engraved, Socket. | |||
International Standard | ISO 9000-2001, CE CERTIFICATE, BV CERTIFICATE | |||
Packing | 1.Big OD:in bulk 2.Small OD:packed by steel strips 3.Woven cloth with 7 slats 4.According to the requirements of customers | |||
Remark | 1. Payment terms : T/T ,L/C 2. Terms of trade : FOB ,CFR,CIF ,DDP,EXW 3. Minimum order : 2 tons 4. Delivery time : Within 25 days. |
Detailed photo
Chemical Composition & Mechanical Properties
Grade | Chemical Composition | Mechanical Properties | ||||||
C | Mn | Si | S | P | Yield | Tensile | Elongati | |
Strength Mpa | Strenth Mpa | -on % | ||||||
Q195 | 0.06-0.12 | 0.25-0.50 | ≤0.30 | ≤0.045 | ≤0.05 | ≥195 | 315-430 | ≥33 |
Q215 | 0.09-0.15 | 0.25-0.55 | ≤0.30 | ≤0.05 | ≤0.045 | ≥215 | 335-450 | ≥27 |
Q235 | 0.12-0.20 | 0.30-0.67 | ≤0.30 | ≤0.045 | ≤0.04 | ≥235 | 375-500 | ≥26 |
Q345 | ≤0.20 | 1.00-1.60 | ≤0.55 | ≤0.04 | ≤0.04 | ≥345 | 470-630 | ≥22 |
Size comparison table
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FAQ
Q:What are your company's main products?
A:Our main products are stainless steel sheet/coil/pipe/bar/wire/channel,carbon steel,galvanized steel,aluminum steel, etc.
Q:How do you control quality?
A:Mill test certification is supplied with shipment,third party inspection is avaliable.
Q:What are the advantages of your company?
A:We have many professionals,technical personnel,more competitive prices and best after-sales service than other stainless steel companies
Q:How many coutries you already exported?
A:Exported to more than 50 countries mainly from Arab, Kuwait, Egypt, Turkey, Jordan, Brazil, India, Indonesia, Korea, etc
Q:Can you provide sample?
A:Small sample in store and can provide the sample for free.Customized samples will take about 5-7days.