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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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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