Stainless Steel Round Tube 316L — Seamless
Seamless AISI 316L (1.4404) stainless steel round tube, ASTM A312 / EN 10216-5. Metric, SCH10 and SCH40 walls. Outer diameters from about 8 mm to 219.1 mm. Cut lengths typically 1–3 m. Combines seamless integrity with 316L chloride resistance.
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Available Sizes & Finishes
30 sizes available
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Applications & Selection Guide
Seamless round tube in AISI 316L (1.4404) to ASTM A312 / EN 10216-5, in metric, SCH10 and SCH40 walls. It combines a seamless wall with the chloride resistance of 316L.
It is used for chemical, pharmaceutical and marine process lines and instrument tubing where both pressure and corrosion matter. Outside diameters run from Ø8 mm to Ø219.1 mm.
Cut lengths are typically 1–3 m. Send outside diameter, schedule or wall, length, quantity and destination in a quote request; we confirm stock, price and lead time.
Technical guides
304 vs 316 stainless steel: composition, strength, corrosion resistance and when to use each
How 304 (1.4301) and 316 (1.4401/1.4404) stainless steel differ in composition, PREN, strength and chloride resistance, what the L grades and A2/A4 fasteners mean, and which grade to choose.
Read the guide →Stainless steel tube sizes and weights: round, square and rectangular tube in 304 and 316L
Size and weight tables for welded stainless steel round, square and rectangular tube in 304 and 316L: outside diameter, wall thickness and kg/m, the weight formulas, and how tube sizes relate to pipe and fittings.
Read the guide →Metal weight calculator
Free metal weight calculator: kg/m and total weight of steel, stainless and aluminium tubes, bars, angles and sheet. Formulas and densities explained.
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Learn more →Product Information
Material Grade
AISI 316L / 1.4404
Manufacturing Standard
ASTM A312 TP316L / EN 10216-5
Material Type
Stainless Steel
Category
Seamless Round Tube 316L
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