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API 5CT Grade J55 Casing Pipe
API 5CT Grade J55 Casing Pipe is designed for transporting unrefined petroleum and gaseous petrol from oil and gas layers to the surface pipeline after drilling. It is available in NUE (Non-Upset End) and EUE (Upset End) types. The product features smooth thread surfaces without defects, ensuring strength and close connection. Standard lengths range from 8m to 13m, with short lengths (min 6m) available up to 20% of total quantity. It is widely used in oilfield tubing, shipbuilding, refining, and power industries.
ASTM: JIS: GB:
MaterialAPI 5CT
ThicknessAccording to API 5CT
Width48.3mm - 339.7mm (OD)
Length8m - 13m (R2, R3), min 6m allowed (max 20%)
MOQ1 Ton
Lead Time15-30 days
PortTianjin / Shanghai
Response within 24 hours
In Stock — Ready to Ship
| Material Grade | API 5CT | Standard | API 5CT |
| Thickness Range | According to API 5CT | Width Range | 48.3mm - 339.7mm (OD) |
| Length Range | 8m - 13m (R2, R3), min 6m allowed (max 20%) | MOQ | 1 Ton |
| Lead Time | 15-30 days | Port of Shipment | Tianjin / Shanghai |
| C | ≤0.35 | Si | ≤0.35 |
| Mn | 0.80-1.20 | P | ≤0.030 |
| S | ≤0.030 | Cr | ≤0.25 |
| Mo | ≤0.15 | Ni | ≤0.30 |
| Cu | ≤0.35 | Yield Strength | ≥380 MPa |
| Tensile Strength | 517-655 MPa |
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