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Brand Name : Zhongshi
Model Number : 4 1/2"-20"
Certification : API 5CT, ISO, QHSE
Place of Origin : China
MOQ : 1 metric ton
Price : Negotiable
Payment Terms : T/T, L/C
Packaging Details : Be bundled by steel strap
Standard : API 5CT
Size OD : 4 1/2"-20"
Technique : Hot rolled
Section shape : Round
Material : Alloy steel
Secondary or not : Non-secondary
Application : Oil drilling
Country of origin : China (mainland)
API Spec 5CT Seamless Casing Pipe For Petroelum Industry In Hot Sale
  
  
 Descriptions of casing pipe:
  
1. Alloy steel seamless oil pipe
2. Size OD from 4 1/2”-20”
3. Length range R3
4. API thread type BTC LTC STC
 
 Features:
  
 1. 4 1/2”-20” seamless casing
 2. Hot rolled pipe
  
 Technical specification:
| Casing OD | 4 1/2" - 20" | 
| W.T. | 5.21-22.22 mm | 
| 14.14-197.93 kg/m | |
| Nominal weight | 9.5-133.0 Ib/ft | 
| Technique | Hot rolled | 
| Steel grade | J55, K55, M-65, N80, L80, C-95, N-80 Q , C-90, T-95, P-110 ect. | 
| Standard | API SPEC 5CT, ISO11960 | 
 
  
  
Mechanical Properties:
| steel grade | type | total elongation under load (%) | 
 yield strength (Mpa) | 
 tensile strength (Mpa) min | hardness max | ||
| min | max | HRC | HBW | ||||
| H40 | - | 0.5 | 276 | 552 | 414 | - | - | 
| J55 | - | 0.5 | 379 | 552 | 517 | - | - | 
| K55 | - | 0.5 | 379 | 552 | 655 | - | - | 
| N80 | 1 | 0.5 | 552 | 758 | 689 | - | - | 
| N80 | Q | 0.5 | 552 | 758 | 689 | - | - | 
| M65 | - | 0.5 | 448 | 586 | 586 | 22 | 235 | 
| L80 | 1 | 0.5 | 552 | 655 | 655 | 23 | 241 | 
| L80 | 9 Cr | 0.5 | 552 | 655 | 655 | 23 | 241 | 
| L80 | 13 Cr | 0.5 | 552 | 655 | 655 | 23 | 241 | 
| C90 | 1 | 0.5 | 621 | 724 | 689 | 25.4 | 255 | 
| P110 | - | 0.6 | 758 | 965 | 862 | - | - | 
 
|   | 
| Standard Oil Field Casing Pipe Length Range R3 API 5CT ISO QHSE Certification Images | 
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