Stainless Steel 316L Pipes & Tubes

Stainless Steel 316L Pipes & Tubes Supplier, Stockist & Exporter

Vivid Steel & Engineering Co. Ltd. is a trusted supplier of Stainless Steel 316L Pipes & Tubes, offering high-quality seamless and welded products for demanding industrial, chemical, petrochemical, pharmaceutical, marine, food-processing, oil & gas, and engineering applications. Vivid Steel & Engineering Co. Ltd. is a trusted supplier of Stainless Steel 316L Pipes & Tubes, offering high-quality seamless and welded products for demanding industrial, chemical, petrochemical, pharmaceutical, marine, food-processing, oil & gas, and engineering applications.

MATERIAL SPECIFICATION

Grade

316L | UNS S31603 | EN 1.4404

6.0 mm OD to 219.1 mm OD

Wall Thk

0.5 mm to 12.7 mm

Material

Austenitic Stainless Steel

APPLICABLE STANDARDS

✦

ASTM A312 / ASME SA312

✦

ASTM A358 / ASME SA358

✦

ASME B36.19M

✦

EN 10216-5

AVAILABLE OPTIONS

✦

Polished | Pickled | Bright Annealed | Hairline | Mirror Finish

✦

Cut Length & Custom Sizes

✦

Round Tubes | Square Tubes

✦

Plain End | Beveled End | Threaded

TYPES OF STAINLESS STEEL PIPES & TUBES

Seamless/SMLS Pipe & Tubes

High Pressure & high temperature applications

Welded/ERW Pipes & Tubes

General Purpose Industrial Applications

Heat Exchanger Tubes

Condenser, boiler & heat exchanger applications

Instrumentation Tubes

Precision & accurate dimensional control

Hydraulic Tubing

High Strength & pressure bearing applications

Precision Tubes

High precision & critical applications

SS316/316L PIPE SIZES, DIMENSIONS & WEIGHT CHART

NPS	OD	SCH 10S	SCH 40S	SCH 80S
½”	21.3 mm	2.11 mm · 1.02 kg/m	2.77 mm · 1.27 kg/m	3.73 mm · 1.64 kg/m
1″	33.4 mm	2.77 mm · 2.10 kg/m	3.38 mm · 2.55 kg/m	4.55 mm · 3.30 kg/m
1½”	48.3 mm	2.77 mm · 3.17 kg/m	3.68 mm · 4.13 kg/m	5.08 mm · 5.51 kg/m
2″	60.3 mm	2.77 mm · 3.99 kg/m	3.91 mm · 5.54 kg/m	5.54 mm · 7.62 kg/m
3″	88.9 mm	3.05 mm · 6.57 kg/m	5.49 mm · 11.51 kg/m	7.62 mm · 15.55 kg/m
4″	114.3 mm	3.05 mm · 8.51 kg/m	6.02 mm · 16.37 kg/m	8.56 mm · 22.75 kg/m
6″	168.3 mm	3.40 mm · 14.09 kg/m	7.11 mm · 28.75 kg/m	10.97 mm · 43.35 kg/m
8″	219.1 mm	3.76 mm · 20.32 kg/m	8.18 mm · 43.25 kg/m	12.70 mm · 65.72 kg/m
10″	273.0 mm	4.19 mm · 28.30 kg/m	9.27 mm · 61.19 kg/m	12.70 mm · 82.87 kg/m
12″	323.8 mm	4.57 mm · 36.66 kg/m	9.53 mm · 75.13 kg/m	12.70 mm · 98.99 kg/m

SS316/316L CHEMICAL COMPOSITION

Cr	Ni	Mo	C	Mn	Si	P	S	N	Fe
16–18%	10–14%	2–3%	0.03%	2.00%	1.00%	0.045%	0.030%	0.10%	Balance

STANDARDS WE FOLLOW

QUALITY ASSURANCE

Raw Material Inspection

Chemical Analysis

Mechanical Analysis

Dimensional Inspection

Documentation & Packaging

Shipment

SEAMLESS VS WELDED

SEAMLESS	WELDED
No Welded Seam	Welded Construction
Higher Pressure Ratings	Suitable for general applications
Better for critical applications	Cost Effective
May be supplied with different finishes	Weld area can be treated/finished as required
Cost Relatively Higher	Weld Inspection Required

WHERE IS STAINLESS STEEL 316L PIPES & TUBES USED?

Chemical Processing

Chemical tanks, Process vessels, Reactors, Storage equipment, Piping supports, Process skids, Chemical handling equipment

Pharmaceutical Industry

Pharmaceutical vessels, Mixing tanks, Process equipment, Cleanroom equipment, Hoppers, Transfer equipment, Fabricated hygienic components

Oil & Gas Industry

Process equipment, Chemical storage, Fabricated components, Heat-exchanger-related equipment, Offshore components, Corrosion-resistant structures

Marine & Offshore Industry

Marine equipment, Coastal structures, Boat fittings, Deck components, Marine architectural applications, Saltwater-exposed fabrication

Water Treatment Plants

Water-treatment equipment, Desalination-related components, Tanks, Filters, Pumps and equipment supports, Wastewater-processing equipment

Food & Dairy Industry

Food-processing equipment, Storage tanks, Mixing equipment, Commercial kitchens, Food conveyors, Brewing equipment, Dairy-processing equipment

FREQUENTLY ASKED QUESTIONS ON STAINLESS STEEL 316L PIPES & TUBES

The principal distinction is carbon content. 316L has a lower maximum carbon content than standard 316, which improves resistance to sensitization and intergranular corrosion associated with welding.

Neither is universally “better.” 316L is generally preferred when increased corrosion resistance, particularly in chloride-containing or more aggressive environments, is required. 304L can be a more economical choice for less aggressive service.

Yes. Stainless Steel 316L pipes can be supplied in both seamless and welded constructions depending on size, specification, manufacturing requirements, and application.

UNS S31603 is the Unified Numbering System designation commonly used for Stainless Steel 316L.

EN 1.4404 is a commonly associated European designation for 316L stainless steel. Exact requirements should be checked against the applicable EN product standard.

Yes. 316L is widely regarded as a weldable stainless steel. Its low-carbon chemistry is particularly beneficial for welded fabrication when suitable welding procedures are followed.

Yes. 316L provides excellent general corrosion resistance and improved resistance to many chloride-containing environments compared with 304/304L. However, no stainless steel is universally corrosion-proof, and performance depends on the specific environment.

Common specifications include ASTM A312/ASME SA312 for applicable stainless steel pipe, ASTM A358 for certain welded pipe products, and ASME B36.19M for stainless steel pipe dimensions.

Whether you require ASTM A312 TP316L seamless pipe, welded 316L pipe, UNS S31603 tubes, EN 1.4404 tubing, ASME B36.19M dimensions, custom lengths, or project-specific inspection documentation, Vivid Steel & Engineering Co. Ltd. can work from your specification to develop a suitable supply quotation.

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