DIN EN 10357 Stainless Steel Tubes

DIN EN 10357 (formerly DIN 11850) is the European standard for welded stainless steel tubes used in the food, chemical, and pharmaceutical industries. Our EN 10357 tubes are available in all three series (A, B, and C) with varying wall thicknesses and are manufactured with the dimensional accuracy and surface quality that European markets demand.

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Compliance & Specs

Hardware Properties

Manufactured to DIN EN 10357 (formerly DIN 11850)
Available in Series A, B, and C wall thicknesses
Material grades: 1.4301, 1.4306, 1.4307, 1.4401, 1.4404, 1.4435
Suitable for food, chemical, and pharmaceutical applications
Compatible with DIN clamp and aseptic connections

Dimensional

Range Variance

OD Range

6.00 mm to 219.10 mm

Wall Thickness

0.50 mm to 3.00 mm

Length Availability

Up to 6 meters (20 ft)

Metallurgical Data

Chemical Composition

Batch-verified elemental analysis in accordance with international specification codes.

Grade	C (%)	Mn (%)	P (%)	S (%)	Si (%)	Cr (%)	Ni (%)	Mo (%)
304	0.08	2.0	0.045	0.030	0.75	18.00–20.00	8.00–10.50	—
304L	0.03	2.0	0.045	0.030	0.75	18.00–20.00	8.00–12.00	—
316	0.08	2.0	0.045	0.030	0.75	16.00–18.00	10.00–14.00	2.00–3.00
316L	0.03	2.0	0.045	0.030	0.75	16.00–18.00	10.00–14.00	2.00–3.00
1.4404*	0.03	2.0	0.045	0.015	1.0	16.50–18.50	10.00–13.00	2.00–2.50
1.4435*	0.03	2.0	0.045	0.015	1.0	17.00–19.00	12.50–15.00	2.50–3.00

Verification Data

Mechanical Properties

Stress-testing results confirming absolute structural integrity of the alloy selection.

Grade	UNS Code	ASTM Spec	Yield (MPa)	Tensile (MPa)	Elongation (%)	Hardness
304	S30400	ASTM A270 / A269	≥205	≥515	≥35	≤90 HRB
304L	S30403	ASTM A270 / A269	≥170	≥485	≥35	≤90 HRB
316	S31600	ASTM A270 / A269	≥205	≥515	≥35	≤90 HRB
316L	S31603	ASTM A270 / A269	≥170	≥485	≥35	≤90 HRB
1.4404	—	EN 10357-2	≥200	≥500-700	≥30	—
1.4435	—	EN 10357-2	≥200	≥500-700	≥30	—