A334 GR.3 Alloy Steel Pipe
GNEE is an experienced supplier of boiler and pressure steel pipes and can provide you with A334 GR.3 carbon steel pipes in all grades and size ranges.
The carbon content of A334 GR.3 alloy steel pipe is 0.29%-0.53%, the manganese content is 0.40%-1.06%, and the phosphorus content is 0.025%-0.040%. This ensures that A334 GR.3 low alloy pipes have excellent toughness and flexibility at low temperatures and have excellent weldability.
This makes A334 GR.3 high pressure alloy tube commonly used in heat exchangers including low temperature environments. Boilers and pressure vessels. Meanwhile, A334 GR.3 seamless steel pipes are widely used in the oil and gas industry, petrochemical plants and other similar industries where low temperature performance is critical.
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A334 GR.3 Steel Pipe Product Description
| ASTM A334 /ASME SA334 | ASTM A334/A334M-04a(2010) Standard Specification for Seamless and Welded Carbon and Alloy-Steel Tubes for Low-Temperature Service | ||||
| Material Grade | Grade1 | Grad3 | Grade6 | Grade7 | Grade8 |
| Grade9 | Grade11 | ||||
| Size | 1/2''~48'' | ||||
| Thickness | SCH5~SCHXXS | ||||
| End | Beveled End,Plain End | ||||
| Length | As per your requirement. | ||||
| Packing | Export Standard packing or as per your requirements. | ||||
A334 GR.3 Carbon steel pipe element
| Element | Composition,% |
| Grade 3 | |
| Carbon,max | 0.19 |
| Manganese | 0.31-0.64 |
| Phosphorus,max | 0.025 |
| Sulfur,max | 0.025 |
| Silicon | 0.18-0.37 |
| Nickel | 3.18-3.82 |
A334 GR.3 low temp pipe Tensile Requirements
| Grade 3 | ||
| ksi | MPa | |
| Tensile Strength, min... | 65 | 450 |
| Yield Strength, min....... | 35 | 240 |
| Elongation in 2 in. or 50mm (or 4D) min.%; |
||
| Basic minimum elongation for walls 5/16 in.[8mm] and over in thickness, strip tests, and for all small sizes tested in full section |
30 | |
| When standard round 2-in. or 50mm gage length equal to 4D (t times the diameter) is used |
22 | |
| For strip | 1.50B | |
A334 low carbon Alloy steel tube
Why choose us
gnee has 14 steel production lines, 10 processing equipment for processing, bending, painting, heat treatment, cutting, drilling, beveling, tempering, surface treatment, complete testing equipment and strong technical force. The annual production capacity is more than 60,000 tons.
Gnee Company Environment
FAQ
1. How do we ensure quality?
There are always pre-production samples before mass production;
Always do final inspection before shipment.
2. What can you buy from us?
Seamless Steel Pipe Carbon Steel Seamless Steel Pipe, Alloy Seamless Pipe, Stainless Steel Pipe, Black Seamless Pipe Precision seamless tube.
3. Why should you buy from us instead of other suppliers?
The factory covers an area of nearly 60,000 square meters and has processing equipment such as large shears, circular shears, straighteners, annealing furnaces, and punching and shearing lines.
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