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We are committed to providing one-stop service for steel pipe products to customers around the world.
Stainless steel welded pipes can be divided into stainless steel welded pipes for mechanical structures and stainless steel welded pipes for fluid transportation according to their applications. Stainless steel welded pipes for mechanical structures are mainly used for machinery, automobiles, bicycles, furniture, hotel and restaurant decoration and other mechanical parts and structural parts. Stainless steel welded steel pipes for fluid transportation are mainly used to transport low pressure corrosive media.
Centerway steel co.,ltd can provide duplex stainless steel welded pipes of various standards and grades, passed ISO9001, SGS and other certificates, accept third-party testing, has complete testing and testing facilities, from product development, raw material supply, production process management, etc. in accordance with international quality The system standards are standardized to provide customers with satisfactory pre-sale, in-sale and after-sale services. Feel free to contact us anytime
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Product Name |
Executive Standard |
Dimension |
Steel Code / Steel Grade |
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Industrial Pipes |
ASTM A312, A358, A778, JIS G3459 |
OD: 1/4"~48" |
TP304, TP304L, TP316L, SUS304TP |
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WT: SCH5S~SCH80S |
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Tubes for Boiler and Heat-Exchanger, General Service Tubing |
ASTM A249, A269, JIS G3463 |
OD: 15.9~139.8mm |
TP304, TP304L, TP316L, SUS304TB |
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WT: 1.6~5.0mm |
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Mechanical and Structural Tubes |
ASTM A554, JIS G3446 |
OD: 7.9~152.4mm |
MT304, MT304L, MT316L, MT430 Grade 201, 202 as per mill's STD SUS304 |
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WT: 0.5~6.5mm |
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Square Tubes |
ASTM A554 |
OD: 12.7x12.7~150x150mm |
MT304, MT304L, MT316L, MT430 Grade 201, 202 as per mill's STD |
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WT: 0.7~6.5mm |
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Rectangular Tubes |
ASTM A554 |
OD: 10x20~100x200mm |
MT304, MT304L, MT316L, MT430 Grade 201, 202 as per mill's STD |
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WT: 0.7~6.5mm |
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Sanitary Tubing |
ASTM A270 |
OD: 25.4~165.2mm |
TP304, TP304L, TP316L, SUS304TBS |
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JIS G3447 |
WT: 0.8~3.05mm |
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Large Gauge Pipes for Ordinary Piping |
JIS G3448 |
OD: 15.88~318.5mm |
SUS304TPD |
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WT: 0.8~3.0mm |
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Large Diameter Pipes |
JIS G3468 |
OD: 14"~40" |
SUS304TPY |
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WT: SCH5S~SCH40S |
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ASTM A213 |
Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes (1/8”-5”) |
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ASTM A312 |
Standard Specification for Seamless and Welded Austenitic Stainless Steel Pipes |
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ASTM A269 |
Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service |
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ASTM A268 |
Standard Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service |
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ASTM A270 |
Standard Specification for Seamless and Welded Austenitic Stainless Steel Sanitary Tubing |
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ASTM A249 |
Standard Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes |
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ASTM A376 |
Standard Specification for Seamless Austenitic Steel Pipe for High-Temperature Central-Station Service |
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ASTM A632 |
Specification for Seamless and Welded Austenitic Stainless Steel Tubing (Small-Diameter) for General Service |
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ASTM A789 |
Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service |
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ASTM A1016 |
Standard Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stainless Steel Tubes |
