Quality Inspection for Bright Annealed Stainless Steel Pipe - BS1387 Round steel pipe – FIVE STEEL
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Quality Inspection for Bright Annealed Stainless Steel Pipe - BS1387 Round steel pipe – FIVE STEEL Detail:
BS1387 Steel Pipe
Outside diameter:1/2”-4”
Wall Thickness(mm): 2.0-5.4
Length: 4.0M-7M or customized length
Surface treatment: black, Painting, Galvanized, etc.
Packing: in bundle or wrapped with water-proof pvc cloth.
Shipping.: bulk or load in containers.
Payment: T / T, L / C, western union
End:plain end ,threaded both end with one end coupling and one end plastic cap.
Applications: structure,water,gas an so on.
Chemical Requirements and mechanical properties of BS1387 Steel Pipe
|
Chemical Composition(ladle) |
Mechanical Properties at room temperature |
|||||
|
C (max) |
Mn (max) |
P (max) |
S (max) |
Tensile strength,Rm |
Yield strength,Re (min) |
Elongation on gauge length Lo=5.65√SoA(min) |
|
0.20% |
1.20% |
0.05% |
0.05% |
320 to 460 N/mm² |
195 N/mm² |
20% |
Dimensions of BS1387 Steel Pipe
| BS1387—1985 | ||||||
| Class A | ||||||
| Nominal size( mm) | Designation of thread(in) | (O.D) | Thickness | Plain end | Screwed and Socketed | |
| (MAX) | (MIN) | |||||
| mm | in | mm | mm | mm | kg/m | kg/m |
| 15 | 1/2 | 21.4 | 21 | 2 | 0.947 | 0.956 |
| 20 | 3/4 | 26.9 | 26.4 | 2.3 | 1.38 | 1.39 |
| 25 | 1 | 33.8 | 33.2 | 2.6 | 1.98 | 2 |
| 32 | 1 1/4 | 42.5 | 41.9 | 2.6 | 2.54 | 2.57 |
| 40 | 1 1/2 | 48.4 | 47.8 | 2.9 | 3.23 | 3.27 |
| 50 | 2 | 60.2 | 59.6 | 2.9 | 4.08 | 4.15 |
| 65 | 2 1/2 | 76 | 75.2 | 3.2 | 5.71 | 5.83 |
| 80 | 3 | 88.7 | 87.9 | 3.2 | 6.72 | 6.89 |
| 100 | 4 | 113.9 | 113 | 3.6 | 9.75 | 10 |
| BS1387—1985 | ||||||
| Class B | ||||||
| Nominal size( mm) | Designation of thread(in) | (O.D) | Thickness | Plain end | Screwed and Socketed | |
| (MAX) | (MIN) | |||||
| mm | in | mm | mm | mm | kg/m | kg/m |
| 15 | 1/2 | 21.7 | 21.1 | 2.6 | 1.21 | 1.22 |
| 20 | 3/4 | 27.2 | 26.6 | 2.6 | 1.56 | 1.57 |
| 25 | 1 | 34.2 | 33.4 | 3.2 | 2.41 | 2.43 |
| 32 | 1 1/4 | 42.9 | 42.1 | 3.2 | 3.1 | 3.13 |
| 40 | 1 1/2 | 48.8 | 48 | 3.2 | 3.57 | 3.61 |
| 50 | 2 | 60.8 | 59.8 | 3.6 | 5.03 | 5.1 |
| 65 | 2 1/2 | 76.6 | 75.4 | 3.6 | 6.43 | 6.55 |
| 80 | 3 | 89.5 | 88.1 | 4 | 8.37 | 8.54 |
| 100 | 4 | 114.9 | 133.3 | 4.5 | 12.2 | 12.5 |
| BS1387—1985 | ||||||
| Class C | ||||||
| Nominal size( mm) | Designation of thread(in) | (O.D) | Thickness | Plain end | Screwed and Socketed | |
| (MAX) | (MIN) | |||||
| mm | in | mm | mm | mm | kg/m | kg/m |
| 15 | 1/2 | 21.7 | 21.1 | 3.2 | 1.44 | 1.45 |
| 20 | 3/4 | 27.2 | 26.6 | 3.2 | 1.87 | 1.88 |
| 25 | 1 | 34.2 | 33.4 | 4 | 2.94 | 2.96 |
| 32 | 1 1/4 | 42.9 | 42.1 | 4 | 3.8 | 3.83 |
| 40 | 1 1/2 | 48.8 | 48 | 4 | 4.38 | 4.42 |
| 50 | 2 | 60.8 | 59.8 | 4.5 | 6.19 | 6.26 |
| 65 | 2 1/2 | 76.6 | 75.4 | 4.5 | 7.93 | 8.05 |
| 80 | 3 | 89.5 | 88.1 | 5 | 10.3 | 10.5 |
| 100 | 4 | 114.9 | 113.3 | 5.4 | 14.5 | 14.8 |
Product detail pictures:
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