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ASTM A53/API 5L/ASTM A106/BS 1387:1985/EN10255 | ||||||
Black/Galvanized Steel Tube | ||||||
Tube | Inch | O.D.(inch) | O.D.(mm) | W.T.(inch) | W.T.(mm) | Pcs/Bundles |
Light | 1/2' | 0.841 | 21.40 | 0.079 | 0.20 | 153 |
3/4' | 1.059 | 26.90 | 0.091 | 2.30 | 127 | |
1' | 1.328 | 33.80 | 0.102 | 2.60 | 91 | |
11/4' | 1.670 | 42.50 | 0.102 | 2.60 | 61 | |
11/2' | 1.903 | 48.40 | 0.114 | 2.90 | 61 | |
2' | 2.370 | 60.20 | 0.114 | 2.90 | 37 | |
21/2' | 2.991 | 76.60 | 0.126 | 3.20 | 37 | |
3' | 3.491 | 88.70 | 0.126 | 3.20 | 19 | |
4' | 4.481 | 113.90 | 0.142 | 3.60 | 19 | |
Medium | 1/2' | 0.856 | 21.70 | 0.102 | 2.60 | 127 |
3/4' | 1.072 | 27.20 | 0.102 | 2.60 | 101 | |
1' | 1.348 | 34.20 | 0.126 | 3.20 | 61 | |
11/4' | 1.687 | 42.90 | 0.126 | 3.20 | 51 | |
11/2' | 1.919 | 48.80 | 0.126 | 3.60 | 44 | |
2' | 2.394 | 60.80 | 0.142 | 3.60 | 29 | |
21/2' | 3.014 | 76.60 | 0.142 | 4.00 | 24 | |
3' | 3.524 | 89.50 | 0.157 | 4.50 | 19 | |
4' | 4.524 | 114.90 | 0.177 | 4.50 | 14 | |
5' | 5.535 | 140.6 | 0.197 | 5.00 | 10 | |
6' | 6.539 | 116.1 | 0.197 | 5.00 | 7 |
Heavy | 1/2' | 0.856 | 21.70 | 0.126 | 3.20 | 127 |
3/4' | 1.072 | 27.20 | 0.126 | 3.20 | 101 | |
1' | 1.346 | 34.20 | 0.157 | 4.00 | 61 | |
11/4' | 1.687 | 42.90 | 0.157 | 4.00 | 51 | |
11/2' | 1.919 | 48.80 | 0.157 | 4.00 | 44 | |
2' | 2.394 | 60.80 | 0.177 | 4.50 | 29 | |
21/2' | 3.014 | 76.60 | 0.177 | 4.50 | 24 | |
3' | 3.524 | 89.50 | 0.197 | 5.00 | 19 | |
4' | 4.524 | 114.90 | 0.212 | 5.40 | 14 | |
5' | 5.535 | 140.6 | 0.212 | 5.40 | 10 | |
6' | 6.539 | 166.1 | 0.212 | 5.40 | 7 |
ASTM A 795 BLACK AND GALVANIZED WELDED AND SEAMLESS STEEL PIPE FOR FIRE PROTECTION USE | |||||
Availiable Size For Sch10 Pipe(Light-Weight Pipe) | |||||
Size | Thickness | Mass | Test Pressure | ||
NPS | DN | OD(mm) | T.K(mm) | Kg/m | Mpa |
3/4 | 20 | 26.7 | 2.11 | 1.28 | 4.8 |
1 | 25 | 33.4 | 2.77 | 2.09 | 4.8 |
1-1/4 | 32 | 42.2 | 2.77 | 2.69 | 6.9 |
1-1/2 | 40 | 48.3 | 2.77 | 3.11 | 6.9 |
2 | 50 | 60.3 | 2.77 | 3.93 | 6.9 |
2-1/2 | 65 | 73.0 | 3.05 | 5.26 | 6.9 |
3 | 80 | 88.9 | 3.05 | 6.46 | 6.9 |
4 | 100 | 114.3 | 3.05 | 8.37 | 8.3 |
5 | 125 | 141.3 | 3.40 | 11.56 | 8.3 |
6 | 150 | 168.3 | 3.40 | 13.83 | 6.9 |
8 | 200 | 219.1 | 4.78 | 25.26 | 5.5 |
10 | 250 | 273.1 | 4.78 | 31.63 | 4.8 |
Availiable Size For Sch40 Pipe(Standard-Weight Pipe) | |||||
Size | Thickness | Mass | Test Pressure | ||
NPS | DN | OD(mm) | T.K(mm) | Kg/m | MPa |
1/2 | 15 | 21.3 | 2.77 | 1.27 | 4.8 |
3/4 | 20 | 26.7 | 2.87 | 1.69 | 4.8 |
1 | 25 | 33.4 | 3.38 | 2.50 | 4.8 |
1-1/4 | 32 | 42.2 | 3.56 | 3.39 | 6.9 |
1-1/2 | 40 | 48.3 | 3.68 | 4.05 | 6.9 |
2 | 50 | 60.3 | 3.91 | 5.44 | 6.9 |
2-1/2 | 65 | 73.0 | 5.16 | 8.63 | 6.9 |
3 | 80 | 88.9 | 5.49 | 11.29 | 6.9 |

We can do | 1. All the pipes are high-frequency welded. |
2. Both inner and outer welded stabs can be removed. | |
3. Special design available according to requirements. | |
4. Pipe can be necked down and punched holes. | |
5. Supplying BV or SGS Inspection if the client needs it. |


Q1: How can I get a quotation from you ?
A1:You can leave us message, and we will reply every message in time. Or we may talk on line by We Chat / Whats app/Email.
Q2:Can I get samples before order ?
A2:Yes, of course. Usually our samples are free. we can produce by your samples or technical drawings. But the customer will pay the freight.
Q3:What product information must I provide before making a purchase ?
A3:Please provide the grade,width,thickness,and surface treatment requirement,as well as the quantities you require.
Q4:What about product pricing information?
A4:Prices vary due to changes in raw materials on a regular basis.
Q5:Can I have a visit to your factory?
A5: Of course.Our factory located at No.1,Hengtong Road,Daqiuzhuang Industrial Zone,Tianjin,China.Customers that from all over the world are welcomed to our factory.
Q6:How long is your lead time?
A6:If it is in stock, it is usually 5-10 days. Or, if there is no inventory, 15-30 days, depending on the quantity.
Q7:What are your payment terms?
A7:Payment<=1000USD, 100% in advance. Payment>=1000USD 30% T/T in advance ,balance before shippment.If you have another question, please feel free to contact us as below.