Product Details
Place of Origin: China
Brand Name: Zhongshi
Certification: API 5CT
Model Number: 4 1/2"-20"
Payment & Shipping Terms
Minimum Order Quantity: One metric ton
Price: Negotiable
Packaging Details: Be bundled by steel strap
Payment Terms: L/C, T/T
Material: |
Alloy Steel |
Steel Grade: |
J55, K55, L80, N80, P110, P110-13Cr |
Structure: |
Seamless |
Processing: |
Hot Rolled |
Standard: |
API 5CT |
Application: |
Oil Industry |
Material: |
Alloy Steel |
Steel Grade: |
J55, K55, L80, N80, P110, P110-13Cr |
Structure: |
Seamless |
Processing: |
Hot Rolled |
Standard: |
API 5CT |
Application: |
Oil Industry |
Oil Well Alloy Steel Casing Pipe With Thread LTC/STC/BTC For Petroleum Industry
Casing pipe description:
Casing pipe is the steel pipe to support the wall of oil & gas wells, which falls into surface casing, protective
casing and production casing
Steel grade: H40,J55,K55,M65,L80-1,N80-1,N80Q,C90,P110,Q125
Size: 4 1/2"--20" for seamless casing
Features:
1. Hot rolled seamless pipe
2. Size OD 4 1/2”-20”
Dimension Tolerances:
Tolerance | ||
Outside Diameter |
Pipe Body |
D≤101.60mm,±0.79mm |
D≥114.30mm,+1.0%, -0.5%D | ||
Coupling | ±1%D | |
Wall Thickness | 0, -12.5%t | |
Weight |
Single Lengths | +6.5%,-3.5% |
Carload Lots or Order Quantity |
≥18144 kg(40000ib),0,-1.75% | |
<18144 kg(40000ib),0,-3.5% |
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 | - |
- |