TORICH INTERNATIONAL LIMITED
| Payment Terms | T/T, D/A, D/P, L/C, Western Union, |
| Supply Ability | 60000 Ton per year |
| Delivery Time | 30-35 days |
| Packaging Details | packing in wooden boxes or in hexagonal bundles |
| Product name | JIS G3462 STBA 12 STBA 13 STBA 20 Seamless Boiler and Heat Exchanger Alloy Tube |
| Type | JIS G3462 STBA 12 STBA 13 STBA 20 STBA 22 |
| Surface | Oiled |
| Material | T5 T9 T11 T12 T22 |
| Usage | Boiler |
| Shape | Round Shape |
| OD | 3-420mm |
| WT | 0.5-50mm |
| Brand Name | TORICH |
| Model Number | JIS G3462 STBA 12 STBA 13 STBA 20 STBA 22 |
| Certification | ISO14001:2008,TS16949 |
| Place of Origin | ZheJiang,CHINA |
View Detail Information
Explore similar products
JIS G4105 SCM440 Alloy Steel Seamless Pipes for High Temperature Applications
ASTM A501 Gr.A Gr.B Seamless Carbon Steel Tube for Construction
ASTM A501 Seamless Carbon Steel Tube for Construction
20MnG High Pressure Boiler Tube Alloy Seamless Pipe For Boilers Heat Exchangers
Product Specification
| Payment Terms | T/T, D/A, D/P, L/C, Western Union, | Supply Ability | 60000 Ton per year |
| Delivery Time | 30-35 days | Packaging Details | packing in wooden boxes or in hexagonal bundles |
| Product name | JIS G3462 STBA 12 STBA 13 STBA 20 Seamless Boiler and Heat Exchanger Alloy Tube | Type | JIS G3462 STBA 12 STBA 13 STBA 20 STBA 22 |
| Surface | Oiled | Material | T5 T9 T11 T12 T22 |
| Usage | Boiler | Shape | Round Shape |
| OD | 3-420mm | WT | 0.5-50mm |
| Brand Name | TORICH | Model Number | JIS G3462 STBA 12 STBA 13 STBA 20 STBA 22 |
| Certification | ISO14001:2008,TS16949 | Place of Origin | ZheJiang,CHINA |
| High Light | seamless steel pipe ，seamless carbon steel tube | ||
Details of Seamless Alloy Steel Pipe :
| Material: | Alloy Steel | Steel Grade: | STBA 12 STBA 13 STBA 20 STBA 22 STBA23 STBA 24 STBA 25 STBA 26 Etc |
|---|---|---|---|
| Produce Method: | Electric Resistant Welding And Seamless | Heat Treatment: | Annealing, Isothermal Annealing, Full Annealing Etc |
| Standard: | JIS G3462 | Application: | For Boiler And Heat Exchanger |
| Relevant Standard: | KS D 3572 ASTM A 161 A209 A213 A199 DIN 17175 BS 3059 |
JIS G 3462 STBA 12 STBA 13 STBA 20 STBA 22 STBA23 STBA 24 STBA 25 STBA 26 Alloy Steel Boiler and Heat Exchanger
JIS G 3462 Alloy steel boiler and heat exchanger
Standard for Seamless Alloy Steel Pipe :JIS G 3462
Wall thickness 0.5-50mm Diameter 5-420mm Length Upon request
Application of Seamless Alloy Steel Pipe: for boiler and heat exchanger
Seamless Alloy Steel Pipe Produce method:
STBA 12,STBA13,STBA20,,STBA 22 :electric resistant welding
STBA 25 STBA 26 :Seamless
Heat treatment of Seamless Alloy Steel Pipe:
STBA 12,STBA13:Low temperature annealing,
isothermal annealing, full annealing,
normalizing followed by tempering.
STBA 20 STBA22: Low temperature annealing,
isothermal annealing, full annealing,
normalizing followed by tempering.
STBA 23 STBA 24 STBA 25 STBA 26:Isothermal annealing,
full annealing followed by tempering.
| CHEMICAL COMPOSITION % max | |||||||
| Steel grade | C | Si | Mn | P | S | Cr | Mo |
| STBA 12 | 0.10-0.20 | 0.10-0.50 | 0.30-0.80 | 0.035 | 0.035 | - | 0.45-0.65 |
| STBA 13 | 0.15-0.25 | 0.10-0.50 | 0.30-0.80 | 0.035 | 0.035 | - | 0.45-0.65 |
| STBA 20 | 0.10-0.20 | 0.10-0.50 | 0.30-0.60 | 0.035 | 0.035 | 0.50-0.80 | 0.45-0.65 |
| STBA 22 | 0.15 | 0.5 | 0.30-0.60 | 0.035 | 0.035 | 0.80-1.25 | 0.45-0.65 |
| STBA 23 | 0.15 | 0.50-1.00 | 0.30-0.60 | 0.035 | 0.030 | 1.00-1.50 | 0.45-0.65 |
| STBA 24 | 0.15 | 0.5 | 0.30-0.60 | 0.035 | 0.030 | 1.90-2.60 | 0.87-1.13 |
| STBA 25 | 0.15 | 0.5 | 0.30-0.60 | 0.035 | 0.030 | 4.00-6.00 | 0.45-0.65 |
| STBA 26 | 0.15 | 0.25-1.00 | 0.30-0.60 | 0.035 | 0.030 | 8.00-10.00 | 0.9-1.10 |
| MECHANICAL PROPERTIES min | |||||
| Steel Grade | Tensile Strength Mpa | Yeild point or proof stress Mpa | Elongation % | ||
| OD 20mm and over | OD 10mm or over to and excl. 20mm | OD up to 10mm | |||
| STBA 12 | 380 | 205 | 30 | 25 | 22 |
| STBA 13 | 410 | 205 | 30 | 25 | 22 |
| STBA 20 | 410 | 205 | 30 | 25 | 22 |
| STBA 22 | 410 | 205 | 30 | 25 | 22 |
| STBA 23 | 410 | 205 | 30 | 25 | 22 |
| STBA 24 | 410 | 205 | 30 | 25 | 22 |
| STBA 25 | 410 | 205 | 30 | 25 | 22 |
| STBA 26 | 410 | 205 | 30 | 25 | 22 |
| Hardness | |
| Steel Grade | Rockwell hardness HRB(Mean value of three points) |
| STBA 12 | 80max |
| STBA 13 | 81max |
| STBA 20 | 85max |
| STBA 22 | 85max |
| STBA 23 | 85max |
| STBA 24 | 85max |
| STBA 25 | 85max |
| STBA 26 | 89max |
Looking for ideal Boiler and Heat Exchanger Tube Alloy Steel Tube Manufacturer & supplier ? We has a wide selection at great prices to help you get creative. All the Alloy Steel Seamless Pipe are quality guaranteed. We are China Origin Factory of Seamless Alloy Steel Heat Exchanger Tube. If you have any question, please feel free to contact us.
Product Categories : Seamless Alloy Steel Tubes
1~ Incoming Raw Material Inspection
2~ Raw Material Segregation to avoid steel grade mix-up
3~ Heating and Hammering End for Cold Drawing
4~ Cold Drawing and Cold Rolling, on line inspection
5~ Heat Treatment, +A, +SRA, +LC, +N, Q+T
6~ Straightening-Cutting to specified length-Finished Measuring Inspection
7~ Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8~ Packing and Stocking.
100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.
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
Company Overview A Professional Steel Tube Manufacturer and Solution Provider TORICH INTERNATIONAL LIMITED integrates steel tube manufacturing, international trade, warehousing, technical support and customized processing. Our manufacturing operations cover cold drawing, cold rolling, heat treat... Company Overview A Professional Steel Tube Manufacturer and Solution Provider TORICH INTERNATIONAL LIMITED integrates steel tube manufacturing, international trade, warehousing, technical support and customized processing. Our manufacturing operations cover cold drawing, cold rolling, heat treat...
Get in touch with us
Leave a Message, we will call you back quickly!