| Customization: | Available |
|---|---|
| Type: | Seamless |
| Technique: | Cold Drawn |
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Specification
| Standard | ASTM A213/A312/A376/A279 /A789/A790/A450/A999ETC |
| Grade | TP 304,TP304L,TP316/316L/316TI |
| TP 309S,310S | |
| TP 347/347H,TP321/321H | |
| TP904L | |
| S31803,S32205,S32304,S32750 | |
| SAF2205,SAF2304,SAF2507 | |
| MOQ | 1 PCS |
| Manfacturing Method | Cold Drawing/Welding/Cold rolled |
| Outside Diameter Range | 6mm-508mm |
| Wall Thickness Range | 1mm-40mm |
| Length Range | 1M-12M |
| Pipe end | BE/PE |
| Chemical Composition and Mechanical Property | ||||||||||||||
| Chemical components | Mechanical Property | |||||||||||||
| Grade | C | Mn | P | S | Si | Cr | Ni | Yield | Tensile | Elongation | ||||
| Strength | strength | |||||||||||||
| (MPa) | (MPa) | % | ||||||||||||
| Max. | Max. | Max. | Max. | Max. | Min. | Max. | Min. | Max. | Max. | Min. | Max. | Min. | Min | |
| TP 304 | 0.08 | 2.00 | 0.05 | 0.03 | 1.00 | 18.00 | 20.00 | 8.00 | 11.0. | 540 | 515 | 240 | 205 | 35 |
| TP 304L | 0.04 | 2.00 | 0.05 | 0.03 | 1.00 | 18.00 | 20.00 | 8.00 | 12.00 | 485 | 170 | 35 | ||
| TP 309S | 0.08 | 2.00 | 0.05 | 0.03 | 1.00 | 22.00 | 24.00 | 12.00 | 15.00 | 600 | 515 | 310 | 205 | 35 |
| TP 310S | 0.08 | 2.00 | 0.05 | 0.03 | 1.00 | 24.00 | 26.00 | 19.00 | 22.00 | 515 | 205 | 35 | ||
| TP 316 | 0.08 | 2.00 | 0.05 | 0.03 | 1.00 | 16.00 | 18.00 | 10.00 | 14.00 | 515 | 450 | 205 | 200 | 35 |
| TP 316L | 0.04 | 2.00 | 0.05 | 0.03 | 1.00 | 16.00 | 18.00 | 10.00 | 14.00 | 485 | 170 | 35 | ||
| Permitted Variations in Wall Thickness | ||||||||
| Wall Thickness % | ||||||||
| Outside Diameter in. (mm) | 0.095(2.4) and under | Over 0.095 to 0.150 (2.4 to 3.8) incl | Over 0.150 to 0.0180 (3.8 to 4.6) incl | Over 0.180 (4.6) | ||||
| Over | Under | Over | Under | Over | Under | Over | Under | |
| Seamless, Hot-Finished Tubes | ||||||||
| 4(100)and under | 40 | 0 | 35 | 0 | 33 | 0 | 28 | 0 |
| Over 4(100) | 35 | 0 | 33 | 0 | 28 | 0 | ||
| Seamless, Cold-Finished Tubes | ||||||||
| Over | Under | |||||||
| 1½ (38.1) and under | 20 | 0 | ||||||
| Over 1½ (38.1) | 22 | 0 | ||||||
| Welded Tubes | ||||||||
| All sizes | 18 | 0 | ||||||
| Permitted Variations in Outside Diameter | ||
| Specified Outside Diameter | Permitted Variations in (mm) | |
| in(mm) | Over | Under |
| Hot-Finished Seamless Tubes | ||
| 4(100) or under | 1/64 (0.4) | 1/32 (0.8) |
| Over 4 to 7 ½ (100 to 200) incl | 1/64 (0.4) | 3/64 (1.2) |
| Over 7 ½ to 9 (200 to 225) incl | 1/64 (0.4) | 1/16 (1.6) |
| Welded Tubes and Cold-Finished Seamless Tubes | ||
| Under 1(25) | 0.004 (0.1) | 0.004 (0.1) |
| 1 to 1½ (25 to 40) incl | 0.006 (0.15) | 0.006 (0.15) |
| Over 1½ to 2 (40 to 50) excl | 0.008 (0.2) | 0.008 (0.2) |
| 2 to 2½ (50 to 65) excl | 0.010 (0.25) | 0.010 (0.25) |
| 2½ to 3 (65 to 75) excl | 0.012 (0.3) | 0.012 (0.3) |
| 3 to 4 (75 to 100) incl | 0.015 (0.38) | 0.015 (0.38) |
| Over 4 to 7 ½ (100 to 200) incl | 0.015 (0.38) | 0.025 (0.64) |
| Over 7 ½ to 9 (200 to 225) incl | 0.015 (0.38) | 0..045 (1.14) |
M/S Chengdu Derbo has almost all kinds of inspection & test equipment & device for general tests like size & size tolerance check, tensile test, hardness test, flattening test, expanding test, ECT, UT, hydrostatic test, impact test, etc.
Please contact me without any hesitition if you have any problems of our products !
We will offer warm-hearted service to you !
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