Shandong Duohe Import And Export Co., Ltd.
Quality is life,customer-centric,staff is fundamental,innovation is power,integrity is our principle.
Add to Cart
What are the uses of stainless steel seamless pipe?
The SS Seamless pipes are used in petroleum, Connecting water, gas and other common fluids. Seamless steel pipes are
common and can be found in residential walls, labs, and commercial and industrial structures underground and inside them.
What is precision steel tube?
Precision pipe is the carbon, alloy or stainless steel pipe with high precision sizes. Usually it has been made through hot
rolling or cold drawn (cold rolling) processes. So precision pipe is a kind of seamless pipe.
What is 304 steel used for?
| Name | 304 316 Stainless Steel Round Square Pipe Welded Pipe Seamless Pipe Tube with Polished | |||||
| Standard | ASTM A554,ASTM A312 | |||||
| Material Grade | 201,202,304,316,316L,430 | |||||
| Size Range | 139mm-1600mm ETC. | |||||
| Thickness | 0.5-30mm | |||||
| Length | 6m or as customers' request | |||||
| Tolerance | a) Outer Diameter: +/- 0.2mm | |||||
| b) Thickness: +/- 0.02mm | ||||||
| c) Length: +/- 5mm | ||||||
| Surface | 180G, 320G Satin/Hairline 400G, 600G Mirror finish | |||||
| Application | handrail,railing, staircase, weldmesh screen,door,window, balcony,fence,bench,furniture,etc | |||||
| Test | Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT | |||||
| Chemical Composition of Material | Material Composition | 201 | 202 | 304 | 316L | 430 |
| C | ≤0.15 | ≤0.15 | ≤0.08 | ≤0.035 | ≤0.12 | |
| Si | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 | |
| Mn | 5.5-7.5 | 7.5-10 | ≤2.00 | ≤2.00 | ≤1.00 | |
| P | ≤0.06 | ≤0.06 | ≤0.045 | ≤0.045 | ≤0.040 | |
| S | ≤0.03 | ≤0.03 | ≤0.030 | ≤0.030 | ≤0.030 | |
| Cr | 13-15 | 14-17 | 18-20 | 16-18 | 16-18 | |
| Ni | 0.7-1.1 | 3.5-4.5 | 8-10.5 | 10-14 | | |
| Mo | | | | 2.0-3.0 | | |
| Mechanical Property | Material Item | 201 | 202 | 304 | 316 | |
| Tensile Strength | ≥535 | ≥520 | ≥520 | ≥520 | ||
| Yield Strength | ≥245 | ≥205 | ≥205 | ≥205 | ||
| Extension | ≥30% | ≥30% | ≥35% | ≥35% | ||
| Hardness (HV) | <105 | <100 | <90 | <90 | ||
Product display
Application
Shipping:
FAQ