TORICH INTERNATIONAL LIMITED
| Supply Ability | 60000 tons per year |
| Delivery Time | 5-8weeks |
| Packaging Details | oil protection in hexagonal bundles |
| 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 |
| Brand Name | TORICH |
| Model Number | JIS G3462 |
| Certification | ISO 9001 ISO14001 TS 16949 ABS |
| Place of Origin | China |
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Product Specification
| Supply Ability | 60000 tons per year | Delivery Time | 5-8weeks |
| Packaging Details | oil protection in hexagonal bundles | 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 |
| Brand Name | TORICH | Model Number | JIS G3462 |
| Certification | ISO 9001 ISO14001 TS 16949 ABS | Place of Origin | China |
| High Light | bending steel tubing ，bending steel pipe | ||
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:JIS G 3462
Wall thickness 0.5-50mm Diameter 5-420mmLength Upon request
Application: for boiler and heat exchanger
Produce method:
STBA 12,STBA13,STBA20,,STBA 22 :electric resistant welding
STBA 25 STBA 26 :Seamless
Heat treatment:
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 |
PACKING AND SHIPMENT:
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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