TORICH INTERNATIONAL LIMITED
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Delivery Time | 30days |
| Packaging Details | In Wooden boxes |
| Keyword | Heat-exchanger Tube |
| Materail | Q235 |
| OD | 4-450mm |
| WT | 0.5-50mm |
| length | 1-12m |
| Shape | Round |
| Brand Name | TORICH |
| Model Number | ASTMA178 |
| Certification | ISO9001 ISO14001 |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Delivery Time | 30days |
| Packaging Details | In Wooden boxes | Keyword | Heat-exchanger Tube |
| Materail | Q235 | OD | 4-450mm |
| WT | 0.5-50mm | length | 1-12m |
| Shape | Round | Brand Name | TORICH |
| Model Number | ASTMA178 | Certification | ISO9001 ISO14001 |
| Place of Origin | China | ||
| High Light | welding steel tubing ，electric resistance welded steel tube | ||
Applications: for Boilers,Superheaters, Heat-Exchangers, Condensers, Boiler flues, superheater flues and e ends
Material: Carbon Steel and carbon manganese steel
Production: Electric Resistance Welding
Size range: O.D.:6-127mm W.T.:0.9-9.1mm L: according to customer requirement
| Mechanical Properties | Grade A | Grade C | Grade D |
| Tensil Strength: min ksi[Mpa] | 47[325] | 47[415] | 70[485] |
| Yield Point: min ksi[Mpa] | 26[180] | 37[255] | 40[275] |
| Elongation: | ≥35% | ≥30% | ≥30% |
| Tolerance for OD and WT(SA-450/SA-450M) | |||||
| OD in(mm) | + | - | WT in(mm) | + | - |
| <1''(25.4) | 0.10 | 0.10 | ≤1.1/2''(38.1) | 20% | 0 |
| 1''~1.1''(25.4~38.1) | 0.15 | 0.15 | >1.1/2''(38.2) | 22% | 0 |
| >1.1/2''~<2''(38.1~50.8 | 0.20 | 0.20 | |||
| 2''~<2.1/2''(50.8~63.5) | 0.25 | 0.25 | |||
| 2.1/2''~<3''(63.5~76.2) | 0.30 | 0.30 | |||
| 3''~<4''(76.2~101.6) | 0.38 | 0.38 | |||
| 4''~<7.1/2''(101.6~190.5) | 0.38 | 0.64 | |||
| >7.1/2~9''(190.5~228.6) | 0.38 | 1.14 | |||
Heat Treatment
After welding , all tubes shall be heat treated at a temperature of 1650ºF (900ºC) or higher and followed by cooling in air or in the cooling chamber of a controlled atmosphere furnace.
Chemical Composition
Carbon , max% 0.18
Manganese, % 0.27-0.63
Phosphorus max% 0.035
Sulfur, max% 0.035
Hardness Requirement
The tubes shall have a hardness number not exceeding 72 HRB
Mechanical Tests Required
1.Flattening Test
2.Flange Test
3.Reverse Test
4.Hardness Test
5.Hydrostatic or Nondestructive Electric Test
Chemical Requirements
| Element | GradeT1 | GradeT1a | GradeT1b | GradeT2 | GradeT11 | GradeT12 | GradeT22 |
| Carbon | 0.10-0.20 | 0.15-0.25 | 0.14max | 0.10-0.20 | 0.05-0.15 | 0.05-0.15 | 0.15max |
| Manganese | 0.30-0.80 | 0.30-0.80 | 0.30-0.80 | 0.30-0.61 | 0.30-0.60 | 0.30-0.61 | 0.30-0.60 |
| Phosphorus,max | 0.025 | 0.025 | 0.025 | 0.025 | 0.025 | 0.030 | 0.025 |
| Sulfur,max | 0.025 | 0.025 | 0.025 | 0.020 | 0.020 | 0.020 | 0.020 |
| Silicon | 0.10-0.50 | 0.10-0.50 | 0.10-0.50 | 0.10-0.30 | 0.50-1.00 | 0.50max | 0.50max |
| Molybdenum | 0.44-0.65 | 0.44-0.65 | 0.44-0.65 | 0.44-0.65 | 0.44-0.65 | 0.44-0.65 | 0.87-1.13 |
| Chromium | --- | --- | --- | 0.50-0.81 | 1.00-1.50 | 0.80-1.25 | 1.90-2.60 |
| Pneumatic Cylinder Tube | Hydraulic Cylilnder Tube | ||||||||
ID mm | OD mm | Thickness (mm) | Unitweigh (kg/m) | ID mm | OD mm | Thickness (mm) | Unitweigh (kg/m) | ||
| 90 | 100 | 5 | 11.71 | 50 | 60 | 5 | 6.78 | ||
| 50 | 63 | 6.5 | 9.06 | ||||||
| 100 | 110 | 5 | 12.95 | 50 | 65 | 7.5 | 10.63 | ||
| 50 | 70 | 10 | 14.8 | ||||||
| 125 | 135 | 5 | 16.03 | 56 | 66 | 5 | 7.52 | ||
| 60 | 70 | 5 | 8.01 | ||||||
| 140 | 152 | 6 | 21.6 | 60 | 73 | 6.5 | 10.66 | ||
| 60 | 80 | 10 | 17.26 | ||||||
| 150 | 160 | 5 | 19.11 | 63 | 76 | 6.5 | 11.14 | ||
| 63 | 80 | 8.5 | 14.99 | ||||||
| 160 | 170 | 5 | 20.34 | 63 | 83 | 10 | 18 | ||
| 65 | 75 | 5 | 8.63 | ||||||
| 160 | 172 | 6 | 24.56 | 65 | 80 | 7.5 | 13.41 | ||
| 70 | 80 | 5 | 9.25 | ||||||
| 180 | 194 | 7 | 32.28 | 70 | 83 | 6.5 | 12.26 | ||
| 70 | 86 | 8 | 15.39 | ||||||
| 200 | 214 | 7 | 35.73 | 70 | 90 | 10 | 19.73 | ||
| 75 | 90 | 7.5 | 15.26 | ||||||
| 200 | 216 | 8 | 41.03 | 75 | 95 | 10 | 20.96 | ||
| 80 | 93 | 6.5 | 13.87 | ||||||
| 200 | 219 | 9.5 | 49.08 | 80 | 95 | 7.5 | 16.18 | ||
| 80 | 100 | 10 | 22.19 | ||||||
| 250 | 266 | 8 | 50.9 | 80 | 102 | 11 | 24.68 | ||
| 80 | 108 | 14 | 32.45 | ||||||
| 250 | 273 | 11.5 | 74.16 | 85 | 98 | 6.5 | 14.67 | ||
| 85 | 100 | 7.5 | 17.11 | ||||||
| 300 | 320 | 10 | 76.45 | 85 | 105 | 10 | 23.43 | ||
| 90 | 102 | 6 | 14.2 | ||||||
| 320 | 340 | 10 | 81.38 | 90 | 105 | 7.5 | 18.03 | ||
| 90 | 108 | 9 | 21.97 | ||||||
| 400 | 426 | 13 | 132.4 | 90 | 110 | 10 | 24.66 | ||
| 90 | 114 | 12 | 30.18 | ||||||
competitive Advantage:
100% good quality and price
The best service in steel field.. Including after-sales service
Reasonable price. We only illing to do business with sincere buyers.
We could produce this pipe according American standard.
We are also a manufacturer,so we can provide the products in conformity with your requirements
rapidly Our company has rich technical force and advanced production equipment and coordinated
advanced test equipment and method.
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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