Brand Name : TORICH
Model Number : ASTMA178
Certification : ISO9001 ISO14001
Place of Origin : China
MOQ : 5
Price : 800-1200USD/Tons
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
Applications: for Boilers,Superheaters, Heat-Exchangers, Condensers, Boiler flues, superheater flues and safe 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.
Nice Quality And Competitive Price Astm A178 4 - 450mm Outside Diameter Heat Exchanger Carbon Steel Welded Pipe Images |