Shipbuilding
Seamless Stainless Steel Pipe
Sizes 1/4" Thru 20”
Schedules 10s, 40s, 80s, 160, and XXH, True 40, True 80
Welded Stainless Steel Pipe
Sizes 1/4" Thru 36"
Schedules 10s, 20, 40s, 80s
Types:
Stainless steel round tube
Stainless steel square tube
Stainless steel retangular tube
Standards of Stainless Steel Tube
A213 – Seamless Stainless Steel Boiler, Super heater, and Heat-Exchanger Tubes
A249 – Welded Stainless Steel Boiler, Super heater, Heat Exchanger, and Condenser Tubes
A268 – Seamless and Welded Stainless Steel Tubing for General Service
A269 – Seamless and Welded Austenitic Stainless Steel Tubing for General Service
A270 – Seamless and Welded Stainless Steel Sanitary Tubing
A688 – Welded Austenitic Stainless Steel Feedwater Heater Tubes
A789 – Seamless and Welded Stainless Steel Tubing for General Service
Grades of Stainless Steel Tube
Austenitic: 201, 304/304L, 316/316L, 317/317L, 347/347H, 321/321H, 904L
Ferritic: 409, 430, 439, 441, 434, 436, 444, 446
Martensitic: 403, 410, 410S, 414/L, 441, 418, 420, 440, 416
Duplex: 2205/S31803, S32750, S32760
Applications for stainless steel pipe
Food processing
Textile operations
Breweries
Water treatment plants
Oil and gas processing
Fertilizers and pesticides
Chemical applications
Construction
Pharmaceuticals
Automotive components
Characteristic of stainless steel pipe
Corrosion resistance
High strength
Durability
Machinability
Surface finish
Pickling
Polished
Available stainless steel pipe and tube
| Name | Standard | Grade | Size |
| Industrial Pipes | ASTM A312, A358, A778, JIS G3459 | TP304, TP304L, TP316L, SUS304TP |
OD: 1/4"~40" WT: SCH5S~SCH80S |
| Tubes for Boiler and Heat-Exchanger, General Service Tubing | ASTM A249, A269, JIS G3463 | TP304, TP304L, TP316L, SUS304TB |
OD: 15.9~139.8mm WT: 1.6~5.0mm |
| Mechanical and Structural Tubes | ASTM A554, JIS G3446 |
MT304, MT304L, MT316L, MT430 Grade 201, 202 as per mill's STD SUS304OD: 7.9~152.4mm WT: 0.5~6.5mm |
OD: 7.9~152.4mm WT: 0.5~6.5mm |
|
Square Tubes |
ASTM A554 | MT304, MT304L, MT316L, MT430 Grade 201, 202 as per mill's STD |
OD: 12.7x12.7~150x150mm WT: 0.7~6.5mm |
| Rectangular Tubes | ASTM A554 | MT304, MT304L, MT316L, MT430 Grade 201, 202 as per mill's STD |
OD: 10x20~100x200mm WT: 0.7~6.5mm |
| Sanitary Tubing | ASTM A270, JIS G3447 | TP304, TP304L, TP316L, SUS304TBS |
OD: 25.4~165.2mm WT: 0.8~3.05mm |
| Large Gauge Pipes for Ordinary Piping | JIS G3448 | SUS304TPD |
OD: 15.88~318.5mm WT: 0.8~3.0mm |
| Large Diameter Pipes |
JIS G3468 |
SUS304TPY |
OD: 14"~40" WT: SCH5S~SCH40S |
|
UAE
304 Grade 103x1,5, 129x1,5, 139,7x1,5 468 Tons |
|
Malaysia
SA312 TP316L 406,4x12,5x6.0mm 395 pcs |
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Vietnam
ASTM A312-304H 20”, SCH STD, 6 M 6500 Meters |
|
Indonesia
Grade 304 325x8 mm 400 pcs |
|
Georgia
316L 6 x 40x25x 3m 500 pcs |
|
Nigeria
Grade TP304L 24" SCH10S 426 ea |
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