5-1/2 inch 20 lb/ft Super 13-5-3 Stainless Tubing
Seamless super 13-5-3 (13Cr-5Ni-3Mo) stainless tubing for high-pressure/high-temperature (HPHT) oil wells, providing superior chloride stress corrosion cracking resistance. API 5CT compliant for drilling/production. HTS 7304.24.60 designation for stainless drilling tubing.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If welded with similar stainless properties
Welding process excludes from seamless headings.
If other alloy steel, non-stainless composition
Alloy definitions exclude if chromium below stainless threshold.
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Import Tips & Compliance
• Certify hardness levels (e.g
• <22 HRC) for sour service compliance in documentation
• Bundle with premium connection specs (e.g
• VAM TOP) in commercial invoices
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