304 Stainless Seamless Tube
Gnee Steel (Tianjin) Co., Ltd. is one of the most reliable manufacturers and suppliers of 304 stainless seamless tube in China, also supports customized service with low price. Welcome to wholesale discount 304 stainless seamless tube for sale here from our factory. Contact us for free sample.
304 Stainless Seamless Tube Supplier-GNEE
304 stainless steel pipe is a grade of stainless steel produced in accordance with American ASTM standards. 304 stainless steel pipe is equivalent to my country's 0Cr19Ni9 (0Cr18Ni9) stainless steel pipe. 304 contains 19% chromium and 9% nickel. German trip standard: DIN2462. 304 stainless steel pipe is the most widely used as stainless heat-resistant steel in food equipment, general chemical equipment, and atomic energy industry equipment. 304 stainless steel pipe is a versatile stainless steel pipe that is widely used to make equipment and parts that require good comprehensive performance (corrosion resistance and formability). 304 stainless steel pipe is the most widely used stainless steel and heat-resistant steel. Used in food production equipment, Xitong chemical equipment, nuclear energy, etc.
|
Section Shape |
Round |
| Type | Seamless |
|
Origin |
China |
| Surface Treatment | Polished |
|
Usage |
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose. |
SS 304 Tubes Wall Thickness Tolerance
| NPS | Stainless Steel 304 / 304L Tube Tolerance, % | |
|---|---|---|
| + | – | |
| 1/8-2 1 /2 | 20.0 | 12.5 |
| 3~18, t/D≤ 5% | 22.5 | 12.5 |
| 3~18, t/D> 5% | 15.0 | 12.5 |
| ≥ 20, welded | 17.5 | 12.5 |
| ≥ 20, seamless, t/D≤ 5% | 22.5 | 12.5 |
| ≥ 20, seamless, t/D> 5% | 15.0 | 12.5 |
SS 304 Seamless Tube Surface Finish
|
Surface Finish |
Internal Surface(ID) |
Exterbal Surface(OD) |
|||
|
Roughness Average(RA) |
Roughness Average(RA) |
||||
|
μ inch |
μm |
μ inch |
μm |
||
|
AP |
Annealed & Pickled |
Not defined |
Not defined |
40 or Not defined |
1.0 or Not defined |
|
BA |
Beight Annealed |
40,32,25,20 |
1.0,0.8,0.6,0.5 |
32 |
0.8 |
|
MP |
Mechanical Polish |
40,32,25,20 |
1.0,0.8,0.6,0.5 |
32 |
0.8 |
|
EP |
Electro Polish |
15,10,7,5 |
0.38,0.25,0.20;0.13 |
32 |
0.8 |
FAQ:
Q1. How can I get a quotation from you?
A1: You can leave us message, and we will reply every message in time. Or we may talk on line by Trade manager. And you can also find our contact information on contact page.
Q2. Can I get samples before order?
A2: Yes, of course. Usually our samples are free. we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q3. What is your delivery time?
A3: The time of delivery is usually around 15-20 days. We can send out in 2 days, if it has stock.
Q4. How do you make our business long-term and good relationship?
A4: We keep good quality and competitive price to ensure our customers benefit ; We respect every customer as our friend and we sincerely do business and make friends with them,no matter where they come from.
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