符合國際規範的生產流程，亦可客製化按照硬度、尺寸公差規劃生產
The production process complied with standard,
also customized production planning in accordsance with the hardness, dimensional tolerances
| ASTM A312 | Standard Specification for Seamless Welded, and Heavily Col Worked
Austenitic Stainless Steel Pipes 用於一般流體配管之奧斯田鐵(奧氏體)無縫及焊接不鏽鋼管標準 |
| ASTM A213 | Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchacnger Tubes 用於鍋爐 、過熱器及熱交換器之肥粒鐵(鐵素體)及奧斯田鐵(奧氏體)無縫合金鋼管標準 |
| ASTM A249 | Standard Specification for Welded Austenitic Steel Boiler,
Superheater, Heat-Exchanger, and Condenser Tubes 用於鍋爐 、過熱器及熱交換器之奧斯田鐵(奧氏體)焊接鋼管標準 |
| ASTM A269 | Standard Specification for Seamless and Welded Austenitic Stainless Stell Tubing for General Service 用於一般用途之奧斯田鐵(奧氏體)無縫及焊接不鏽鋼管標準 |
| ASTM A270 | Standard Specification for Seamless and Welded Austenitic and Ferritic/Austentic Stainless Steel Sanitary Tubing 用於衛生用途之奧斯田鐵(奧氏體)及雙相鋼無縫及焊接不鏽鋼管標準 |
| ASTM A789 | Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service 用於一般用途之雙相鋼無縫及焊接不鏽鋼管標準 |
| Grade | C % |
Si % |
Min % |
P % |
S % |
Cr % |
Ni % |
Mo % |
others % |
T.S % |
Y.S % |
HR % |
EL % |
| TP304 | ≦ 0.080 | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 18.00 20.00/td> | 8.00 11.00 |
515 | 205 | B 90 | 35 | ||
| TP304 | ≦ 0.080 | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 18.00 20.00/td> | 8.00 11.00 |
515 | 205 | B 90 | 35 | ||
| TP304H | ≦ 0.040 0.100 |
≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 18.00 20.00/td> | 8.00 11.00 |
515 | 205 | B 90 | 35 | ||
| TP316 | ≦ 0.080 | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 16.00 18.00/td> | 11.00 14.00 |
2.00 3.00 |
515 | 205 | B 90 | 35 | |
| TP316L | ≦ 0.035 | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 16.00 18.00/td> | 10.00 14.00 |
2.00 3.00 |
485 | 170 | B 90 | 35 | |
| TP316H | ≦ 0.040 0.010 |
≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 16.00 18.00/td> | 10.00 14.00 |
2.00 3.00 |
515 | 205 | B 90 | 35 | |
| TP321 | ≦ 0.080 | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 17.00 19.00/td> | 9.00 12.00 |
Ti=5C-0.70 | 515 | 205 | B 90 | 35 | |
| TP321H | ≦ 0.040 0.100 |
≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 17.00 19.00/td> | 9.00 12.00 |
Ti=4C-0.60 | 515 | 205 | B 90 | 35 | |
| TP317L | ≦ 0.035 | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 18.00 20.00/td> | 11.00 15.00 |
3.00 4.00 |
515 | 205 | B 90 | 35 | |
| TP347 | ≦ 0.080/td> | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 17.00 19.00/td> | 9.00 13.00 |
Nb=10C-1.00 | 515 | 205 | B 90 | 35 | |
| TP317L | ≦ 0.040 0.100 |
≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 17.00 19.00/td> | 9.00 13.00 |
Nb=8C-1.00 | 515 | 205 | B 90 | 35 |
| Grade | C % |
Si % |
Min % |
P % |
S % |
Cr % |
Ni % |
Mo % |
others % |
T.S % |
Y.S % |
HR % |
EL % |
| TP304 | ≦ 0.080 | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 18.00 20.00/td> | 8.00 11.00 |
515 | 205 | B 90 | 35 | ||
| TP304L | ≦ 0.035 | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 18.00 20.00/td> | 8.00 12.00 |
485 | 170 | B 90 | 35 | ||
| TP304H | 0.040 0.100 |
≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 18.00 20.00/td> | 8.00 11.00 |
515 | 205 | B 90 | 35 | ||
| TP316 | ≦ 0.080 | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 16.00 18.00/td> | 10.00 14.00 |
2.00 3.00 |
515 | 205 | B 90 | 35 | |
| TP316L | ≦ 0.035 | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 16.00 18.00/td> | 10.00 14.00 |
2.00 3.00 |
485 | 170 | B 90 | 35 | |
| TP316H | 0.040 0.100 |
≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 16.00 18.00/td> | 10.00 14.00 |
2.00 3.00 |
515 | 205 | B 90 | 35 | |
| TP321 | ≦ 0.080 | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 17.00 19.00/td> | 9.00 12.00 |
Ti=5(C+N)-0.7 | 515 | 205 | B 90 | 35 | |
| TP317L | ≦ 0.035 | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 18.00 20.00/td> | 11.00 15.00 |
3.00 4.00 |
515 | 205 | B 90 | 35 |
| Grade | C % |
Si % |
Min % |
P % |
S % |
Cr % |
Ni % |
Mo % |
others % |
T.S % |
Y.S % |
HR % |
EL % |
| TP304 | ≦ 0.080 | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 18.00 20.00/td> | 8.00 11.00 |
515 | 205 | B 90 | 35 | ||
| TP304L | ≦ 0.030 | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 18.00 20.00/td> | 8.00 12.00 |
485 | 170 | B 90 | 35 | ||
| TP316 | ≦ 0.080 | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 16.00 18.00/td> | 10.00 14.00 |
2.00 3.00 |
515 | 205 | B 90 | 35 | |
| TP316L | ≦ 0.030 | ≦ 1.000 | ≦ 2.000 | ≦ 0.045 | ≦ 0.030 | 16.00 18.00/td> | 10.00 15.00 |
2.00 3.00 |
485 | 170 | B 90 | 35 |
| Grade | C % |
Si % |
Min % |
P % |
S % |
Cr % |
Ni % |
Mo % |
others % |
T.S % |
Y.S % |
HR % |
EL % |
| S31803 | ≦ 0.030 | ≦ 1.000 | ≦ 2.000 | ≦ 0.030 | ≦ 0.030 | 21.00 23.00/td> | 4.50 6.50 |
2.50 3.50 |
N=0.08-0.20 | 620 | 450 | C 30 | 25 |
| S32205 | ≦ 0.030 | ≦ 1.000 | ≦ 2.000 | ≦ 0.030 | ≦ 0.030 | 22.00 23.00/td> | 4.50 6.50 |
2.00 3.50 |
N=0.14-0.20 | 655 | 485 | C 30 | 25 |
| Standards | SMLS WLD |
Weld Bead Control |
Heat treatment |
Surface Condition | |
| ASTM A312 | SMLS | - | Solution Annealing | Pickling | |
| ASTM A213 | SMLS | - | Solution Annealing | Pickling or Bright Annealed | |
| ASTM A249 | WLD | Cold Worked | Solution Annealing | Pickling or Bright Annealed | |
| ASTM A269 | SMLS | - |
Heat-Treated | Pickling or Bright Annealed | |
| ASTM A269 | WLD | Not required |
Heat-Treated | Pickling or Bright Annealed | |
| ASTM A270 | WLD | Not Mentioned |
NA or Heat-Treated | Machanical or Electro-Polished | |
| ASTM A789 | SMLS | - |
Solution Annealing | Free of Excessive Mill Scale | |
| Standards | SMLS WLD |
Flare | Flatten | Reverse Flattern |
Flange | Reverse Bend |
Hardness A370 |
Tension Test A370 |
Eddy Current E246 |
Hydrostatic |
|
| ASTM A312 | SMLS | - | ✓ | - | - | - | - | ✓ | ✓2 | ✓2 | |
| ASTM A213 | SMLS | ✓ | ✓ | - | - | - | ✓1 | ✓ | ✓2 | ✓2 | |
| ASTM A249 | WLD | - | ✓ | - | ✓ | ✓ | ✓1 | ✓ | ✓2 | ✓2 | |
| ASTM A269 | SMLS | ✓ | - | - | - | - | ✓1 | - | ✓2 | ✓2 | |
| ASTM A269 | WLD | - | - | ✓ | ✓ | - | ✓1 | - | ✓2 | ✓2 | |
| ASTM A270 | WLD | - | - | ✓ | - | - | - | - | ✓2 | ✓2 | |
| ASTM A789 | SMLS | ✓ | - | ✓ | - | - | ✓1 | ✓ | ✓2 | ✓2 | |
1.For tubing less than 0.065 in. (1.65mm) in wall thickness,it permissible to use the Rockwell superficial hardness test or the Vickers hardness test.>
2.Either an Eddy Current or a Hydrostatic test should be performed.
| Standards | A213 | A249 | A269 | A270 |
Length** in [ mm ] |
||||||
| OD in [ mm ] |
Wall min. % |
OD in [ mm ] |
Wall min. % |
OD in [ mm ] |
Wall min. % |
OD in [ mm ] |
Wall min. % |
||||
| 1/2“ 以下 | ± 0.04 [0.11] | - 0 +20 | ± 0.04 [0.11] | ± 10 | ± 0.05 [0.13] | ± 15 | ± 0.05 [0.13] | ± 12.5 | - 0 | + 1/8 [3] | |
| 1/2”~1, excl | ± 0.04 [0.11] | - 0 +20 | ± 0.04 [0.11] | ± 10 | ± 0.05 [0.13] | ± 10 | ± 0.05 [0.13] | ± 12.5 | - 0 | + 1/8 [3] | |
| 1” | ± 0.06 [0.15] | - 0 +20 | ± 0.06 [0.15] | ± 10 | ± 0.05 [0.13] | ± 10 | ± 0.05 [0.13] | ± 12.5 | - 0 | + 1/8 [3] | |
| 1”~1-1/2, excl | ± 0.06 [0.15] | - 0 +20 | ± 0.06 [0.15] | ± 10 | ± 0.05 [0.13] | ± 10 | ± 0.08 [0.20] | ± 12.5 | - 0 | + 1/8 [3] | |
| 1-1/2” | ± 0.06 [0.15] | - 0 +20 | ± 0.06 [0.15] | ± 10 | ± 0.10 [0.25] | ± 10 | ± 0.08 [0.20] | ± 12.5 | - 0 | + 1/8 [3] | |
| 1-1/2” ~ 2”, excl | ± 0.08 [0.20] | - 0 +22 | ± 0.08 [0.20] | ± 10 | ± 0.10 [0.25] | ± 10 | ± 0.08 [0.20] | ± 12.5 | - 0 | + 1/8 [3] | |
| 2” [ 50.8 ] | ± 0.10 [0.25] | - 0 +22 | ± 0.10 [0.20] | ± 10 | ± 0.10 [0.25] | ± 10 | ± 0.08 [0.20] | ± 12.5 | - 0 | + 3/16 [5] | |
＊＊These tolerances apply to 24 ft. lengths or less. For lengths over 24 ft. add a tolerance of 1/8 in. for each 10ft., or fraction thereof, up to a max of 1/2 in.
