ASTM A249 stainless steel pipe standard is applicable to stainless steel seamless pipes and welded pipes, covering pipes made by hot rolling, cold rolling and cold drawing.
Common stainless steel pipe grades include TP304, TP304L, TP316, TP316L, etc. ASTM A249 stainless steel pipes are widely used in many fields such as construction, petroleum, chemical industry, food, pharmaceuticals, machinery, electricity, etc.
Stainless Steel A249 Heat Exchanger Tube Specification
| Material | Stainless Steel 304/304L/316L |
| Shape | Round / Square / Rectangle |
| Production Standards | ASTM A270, ASTM A269, ASTM A249, |
| Outer Diameter | 16mm - 2000mm ; |
| Thickness | 0.8mm - 20 mm ; |
| Length | 6 Meters - 18.3 Meters ; As customers' request ; |
| Tolerance | According to the Standard , +/-10% Commonly ; |
| Surface Treatment | 180#, 320#, 400# Satin / Hairline, Bright Anneal, Pickle,400#, 500#, 600# or 800# Mirror finish |
| Test | Flaring test ; Flattening test ; Bending Test ; Hydraulic Test ; Eddy Current test |
| Design | OEM / ODM / Customized |
| Standard | Outside Diameter | Thickness | Length | |
| ASTM A249 (A1016) |
<25.4 | ±0.10 | ±10%S | OD<50.8+3-0 OD≥50.8+5-0 |
| ≥25.4~<38.1 | ±0.15 | |||
| ≥38.1~<50.8 | ±0.20 | |||
| ≥50.8~<63.5 | ±0.25 | |||
| ≥63.5~<76.2 | ±0.31 | |||
Why Choose GNEE
GNEE uses austenitic stainless steel as raw material. Due to the high quality of these raw materials, the effect after surface treatment will be more diverse. Pickling, polishing, mirror polishing, satin brushing, powder spraying, you can choose the effect you want according to your actual needs, and we will try our best to help you complete it.
The outer diameter of the stainless steel welded pipe currently produced ranges from 15.88mm to 2000mm. If you need a larger one, we can also complete it.
We have stable supply, fast delivery and responsible after-sales service, so our products are widely praised.
FAQ
Q. What are your company's main products?
A: Our main products are stainless steel round tubes/square tubes, etc.
Q. What are your company's advantages?
A: We have many professionals, technicians, more competitive prices than other stainless steel companies, and better after-sales service.
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