Complaint
ISO9001:2015 and PED 2014/68/EU certified manufacturer
| Material | Stainless Steel 304/304L/316L |
| Shape | Round Tubes |
| Production Standards | ASTM A270, ASTM A269, ASTM A249, ASTM A778, ASTM A789, DIN 11850, EN 10357, EN 10217-7 and so on. |
| Outer Diameter | 16mm - 2000mm ; |
| Thickness | 0.8mm - 20 mm ; |
| Length | 6 Meters - 20 Meters ; As customers' request ; |
| Tolerance | According to the Standard , +/-10% Commonly ; |
| Surface Treatment | Annealing pickling, Bright Annealed, Polishing finish |
| Application | Petrochemical Industry; Chemical Fertilizer Industry; Oil Refining Industry; Oil And Gas Industry; Light Industry And Food Industry; Pulp And Paper Industry; Energy And Environmental Industries. |
| Test | Flaring test; Flattening test; Bending Test; Hydraulic Test; Eddy Current test |
| Design | OEM / ODM / Customized |
| Certificate | ISO9001 ; ISO14001; PED. |
| Stainless Steel Heat Exchanger Tube Tolerances | ||||
| Standard | OD(mm) | WT(mm) | Length(meters) | Grade |
| ASTM A249, ASTM A269, EN 10217-7 | 15.88 to 114.3 | 0.3 to 4.0 | Up to 18.3 meter | 1.4301, 1.4306, 1.4404, AISI 304/304l/316l, S31803/S32205, etc |
| 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 | |||
| ASTM A269 (A1016) | <38.1 | ±0.13 | OD<12.7±15% OD≥12.7±10% | OD<38.1+3.2-0 OD≥38.1+4.8-0 |
| Chemical Composition | Tensile Strength | Yield Strength | Elongation | Hardness HRB |
| Grade 304 Stainless Steel (100% & MPA) | ||||
| C≤0.08, Mn≤2, P≤0.045, S≤0.03, Si≤0.75, 8≤Ni≤10.5, 18≤Cr≤20 | ≥515 | ≥205 | ≥40 | ≤92 |
| Grade 304L Stainless Steel (100% & MPA) | ||||
| C≤0.03, Mn≤2, P≤0.045, S≤0.03, Si≤0.75, 8≤Ni≤12, 18≤Cr≤20 | ≥485 | ≥170 | ≥40 | ≤92 |
| Grade 316L Stainless Steel (100% & MPA) | ||||
| C≤0.03, Mn≤2, P≤0.045, S≤0.03, Si≤0.75, 10≤Ni≤14, 16≤Cr≤18 | ≥485 | ≥170 | ≥40 | ≤95 |
| Stainless Steel Mechanical Properties | ||||||
| Grade | Tensile Strength | Yide Strength | Elogation | Hardness | Solution Annealing | |
| kgf/mm²(N/mm²) | kgf/mm²(N/mm²) | % | HRB(HV) | ºC | ||
| ASTM | TP 304 | ≥53 (515) | ≥21 (205) | ≥35 | ≤90 (200) | 1040ºC-1150ºC Water Quenching |
| TP 304L | ≥50 (485) | ≥17 (170) | ||||
| TP 316 | ≥53 (515) | ≥21 (205) | ||||
| TP 316L | ≥50 (485) | ≥17 (170) | ||||
| JIS | SUS 304 | ≥53 (520) | ≥21 (205) | 1010ºC-1150ºC Water Quenching | ||
| SUS 304L | ≥49 (480) | ≥18 (175) | ||||
| SUS 316 | ≥53 (520) | ≥21 (205) | ||||
| SUS 316L | ≥49 (480) | ≥18 (175) | ||||
| GB | 06Cr19Ni10 | ≥53 (520) | ≥21 (210) | 1010ºC-1150ºC Water Quenching | ||
| 022Cr19Ni10 | ≥49 (480) | ≥18 (180) | ||||
| 06Cr17Ni12Mo2 | ≥53 (520) | ≥21 (210) | ||||
| 022Cr17Ni12Mo2 | ≥59 (480) | ≥18 (180) | ||||
| EN | 1.4301 | (500-700) | ≥20 (195) | ≥40 | 1000ºC-1100ºC Water Quenching | |
| 1.4307 | (470-670) | ≥18 (180) | ||||
| 1.4401 | (510-710) | ≥21 (205) | 1020ºC-1120ºC Water Quenching | |||
| 1.4404 | (490-690) | ≥19 (195) | ||||
