TORICH INTERNATIONAL LIMITED
| Payment Terms | L/C, T/T |
| Supply Ability | 50000 tons per year |
| Delivery Time | 4-6 weeks |
| Packaging Details | In bundles or Wooden box |
| Material | Stainless Steel |
| Type | Welded Stainless Steel |
| Application | Boilers, Superheater, Heat-Exchanger, Condenser |
| Size | up to 127mm OD |
| Brand Name | TORICH |
| Model Number | ASTM A249 |
| Certification | ISO 9001:2008, ISO 14001:2008, TS16949, CE, PED |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 50000 tons per year |
| Delivery Time | 4-6 weeks | Packaging Details | In bundles or Wooden box |
| Material | Stainless Steel | Type | Welded Stainless Steel |
| Application | Boilers, Superheater, Heat-Exchanger, Condenser | Size | up to 127mm OD |
| Brand Name | TORICH | Model Number | ASTM A249 |
| Certification | ISO 9001:2008, ISO 14001:2008, TS16949, CE, PED | Place of Origin | China |
| High Light | stainless tube steel ，large diameter stainless steel tube | ||
ASTM A249 Standard Specification for Welded Austenitic Steel Boiler, Superheater, Heat Exchanger, Condenser Tubes
Size:
OD: 1/8 in (3.2mm) to 5 in (127mm)
WT: 0.015 to 0.320 in (0.4 to 8.1mm)
Grade:
TP304H, TP309H, TP310H, TP316H, TP312H, TP347H and TP348H.
TP304, TP309S, TP310S, TP310Cb, TP316, TP321, TP347, TP348
For high-temperature service such as for superheaters and reheaters
Application:
Boiler, Superheater, Heat Exchanger, Condensor Tubes
Austenitic stainless steel, temperature service applications, high temperature applications
Manufacture:
The tubes are made from flat-rolled steel by an automatic welding process with no addition of filler metal.
Subsequent to welding and prior to final heat treatment, the tubes are cold worked on weld and base metal or in weld metal
Test and inspection:
Tension test
Flattening test
Flange test
Reverse-Bend test
Hardness test
Hydrostatic or Nondestructive Electric Test
Grain size
SUPPLEMENTARY REQUIREMENTS
S1 - Stress-Relieved Annealed Tubes
S2 - Minimum Wall Tubes
S3- Air Underwater Pressure Test
S4 - Stabilizing Heat Treatment
S5 - Unstraightened Tubes
S6 - Intergranular Corrosion Test
S7 - Weld Decay Test
S8 - Special Applications
S9 - Additional Tesing of Welding Tubing per ASME Request
Referenced Documents:
ASTM Standards:
ASTM A262 Practices for Detecting Susceptibility to Intergranular Attack in Austenitic Stainless Steels
ASTM A480/ A480M Specification for General Requirements for Flat-Rolled Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
ASTM A1016/ A1016M Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stainless Steel Tubes
E 112 Test Methods for Determining Average Grain Size
E213 Practice for Ultrasonic Examination of Metal Pipe and Tubing
E273 Practice for Ultrasonic Examination of Weld Zone of Welded Pipe and Tubing
E527 Practice for Numbering Metals and Alloys (UNS)
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Year Established:
1997
Total Annual:
25000000-30000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the ... Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the ...
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