API 5DP Drill Pipe for Well Drilling
Key Specifications/Special Features:
Forged parts, by free forging
Heavy forging shaft, cylinder, sleeve, ring, drive shaft, marine hardware stanchion, roller, valves, forging wheels, forging gears, screw bearing, gear ring, die-block, flanges, pump, bearing chock
Materials: carbon steel, alloy steel, tool steel, stainless steel or customized
Typical forgings:
Shape: shaft, block, ring, cylinder
Diameter: ≤1.5, ≤4.0, ≤4.9, ≤1.5m
Length: ≤5, ≤3.5, ≤8.0m
Machining: NC and CNC lathes, CNC milling and turning, grinding, honing, lapping, broaching and other secondary machining
Heat treatment: annealing, normalizing, tempering, nitriding, carbonitriding, carburizing and induction hardening
Surface treatment: plating, coating, phosphate, anodizing and CVD/PVD plating
Application: machinery, chemical and petroleum industries, mould, shipping, transportation, agriculture, pipeline, metallurgy, electric generation, boat building, mine industry and more
Standard: ASTM, ASME, DIN, SIS, GB EURONORM and more
Quality control:
We have in-house facility for each inspection: Chemical composition report, mechanical properties report, NDT report, heat treatment report, dimensions check report
Certificates: 3.1B material certificates, SGS certificate
|
Outside diameter |
Calculated weight |
Calculated weight |
Grade |
Wall thickness |
Upset ends, for weld-on tool joints(see note) |
||
|
in |
1b/ft |
Kg/m |
in |
mm |
|||
2.375" |
6.65 |
6.26 |
9.32 |
E.X.G.S |
0.280 |
7.11 |
EU |
2.875" |
10.40 |
9.72 |
14.48 |
E.X.G.S |
0.362 |
9.19 |
EU |
3.5" |
13.30 |
12.31 |
18.34 |
E.X.G.S |
0.368 |
9.35 |
EU |
3.5" |
15.50 |
14.63 |
21.79 |
E.X.G.S |
0.449 |
11.40 |
EU |
4" |
14.00 |
12.93 |
19.26 |
E.X.G.S |
0.330 |
8.38 |
IU,EU |
4.5" |
16.60 |
14.98 |
22.31 |
E.X.G.S |
0.337 |
8.56 |
EU,IEU |
4.5" |
20.00 |
18.69 |
27.84 |
E.X.G.S |
0.430 |
10.92 |
EU,IEU |
5" |
19.50 |
17.93 |
26.71 |
E.X.G.S |
0.362 |
9.19 |
IEU |
5" |
25.60 |
24.03 |
35.79 |
E.X.G.S |
0.500 |
12.70 |
IEU |
5.5" |
21.90 |
19.81 |
29.51 |
E.X.G.S |
0.361 |
9.17 |
IEU |
5.5" |
24.70 |
22.54 |
33.57 |
E.X.G.S |
0.415 |
10.54 |
IEU |
6.625" |
25.20 |
22.19 |
33.0 |
E.X.G.S |
0.330 |
8.38 |
IEU |
6.625" |
27.70 |
24.21 |
41.0 |
E.X.G.S |
0.362 |
9.19 |
IEU |
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