316 Stainless Steel Pipe / Tube

✓ Standard:AISI, ASTM, GB, JIS, SUS

✓ Delivery Time:Within 7 working days

✓ Free sample

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We supply 316 stainless steel pipes and tubes with stable quality and consistent performance. With enhanced corrosion resistance from molybdenum content, 316 stainless steel pipe is suitable for chemical, marine, food processing, and industrial piping systems.

316 stainless steel tubes are available in various sizes, wall thicknesses, and surface finishes to meet demanding industrial and structural requirements.

Available in wall thicknesses from 0.5 mm to 30 mm, with standard lengths or custom cut-to-size options.

By Manufacturing Process: Cold Drawn 316 Stainless Steel Seamless Pipe, Hot Rolled 316 Stainless Steel Seamless Pipe, ERW 316 Stainless Steel Pipe, Welded 316 Stainless Steel Tube
By Surface Treatment Type: 316 Pickled Stainless Steel Pipe, 316 Bright Annealed Stainless Steel Tube (BA), 316 Polished Stainless Steel Pipe, 316 Mirror Stainless Steel Tube, 316 Brushed Stainless Steel Tube

Parameter Description
Grade 316 Stainless Steel (AISI / ASTM / EN Equivalent)
Outer Diameter 6 mm – 630 mm
Wall Thickness 0.5 mm – 30 mm
Length 6 m, 12 m, or custom
Type Seamless / Welded
Shape Round, Square, Rectangular
Standard ASTM A312, ASTM A213, ASTM A554, EN, JIS, GB
Surface Finish Pickled, BA, Polished, Mirror, Brushed
Processing Services Cutting, bending, end finishing
Packaging Export-grade waterproof packing + wooden pallet
MOQ Flexible

Chemical Composition of 316 Stainless Steel (wt%)

Element Content (%)
Carbon (C) ≤ 0.08
Silicon (Si) ≤ 1.00
Manganese (Mn) ≤ 2.00
Chromium (Cr) 16.0 – 18.0
Nickel (Ni) 10.0 – 14.0
Molybdenum (Mo) 2.0 – 3.0
Phosphorus (P) ≤ 0.045
Sulfur (S) ≤ 0.030

Mechanical Properties of 316 Stainless Steel Pipe / Tube

Property Typical Value
Tensile Strength ≥ 515 MPa
Yield Strength (0.2%) ≥ 205 MPa
Elongation ≥ 40%
Hardness ≤ 95 HRB
Density ~8.0 g/cm³
Melting Point ~1370 – 1400 °C

Heat Treatment of 316 Stainless Steel

316 stainless steel is an austenitic stainless steel and cannot be hardened by heat treatment. Heat treatment is mainly applied to improve corrosion resistance and restore ductility.

Solution Annealing: 1010 – 1120 °C, followed by rapid cooling

Stress Relief: Applied after cold forming or welding when required

Key Characteristics of 316 Stainless Steel Pipe / Tube

Excellent Corrosion Resistance
Molybdenum improves resistance to chlorides, acids, and marine environments.

Good Weldability
Suitable for TIG, MIG, and arc welding without major loss of corrosion resistance.

Stable Mechanical Properties
Maintains strength and toughness across a wide temperature range.

Good Formability
Easy to bend, cut, and fabricate for piping and structural systems.

Preferred for Harsh Environments
Widely used where 304 stainless steel is insufficient.

Typical Applications

316 stainless steel pipes and tubes are commonly used in:

Chemical and petrochemical processing systems

Marine and offshore piping

Food and beverage processing equipment

Pharmaceutical and sanitary pipelines

Heat exchangers and pressure vessels

Coastal and high-humidity architectural structures

FAQ – 316 Stainless Steel Pipe / Tube

Q1: What is 316 stainless steel pipe used for?

316 stainless steel pipe is used in corrosive environments such as chemical plants, marine systems, and food processing facilities.


Q2: What is the difference between 316 and 304 stainless steel pipe?

316 contains molybdenum, providing better resistance to chlorides and chemical corrosion than 304.


Q3: Is 316 stainless steel pipe suitable for marine use?

Yes, 316 stainless steel pipe is commonly used in marine and coastal environments.


Q4: Can 316 stainless steel tube be welded?

Yes, 316 stainless steel tube has good weldability using common welding methods.


Q5: Do you offer seamless and welded 316 stainless steel pipes?

Yes, both seamless and welded 316 stainless steel pipes are available.


Q6: Are custom sizes available for 316 stainless steel pipe?

Yes, custom diameters, wall thicknesses, and lengths are available upon request.

1. Standard Export Packaging

All stainless steel sheets, plates, pipes, coils, and bars are packed according to export standards to ensure safety during handling and transportation.

Sheets & Plates: Covered with PVC protective film or waterproof paper, then fixed on fumigated wooden pallets or packed in wooden cases .

Coils: Secured with steel strips and supported by steel frames to prevent deformation.

Pipes & Bars: Bundled with steel straps or packed in wooden boxes based on length and diameter.


2. Surface & Damage Protection

Packaging focuses on protecting the material surface and structural integrity.

Moisture-resistant wrapping to reduce the risk of corrosion

Edge and corner protection for sheets and plates

Firm strapping to avoid movement during container loading and unloading

This helps minimize scratches, bending, and other damage during long-distance transportation.


3. Container & Long-Distance Transportation

All packaging is suitable for container shipping and international logistics.

Stable pallet stacking for container loading

Secure fixing to prevent shifting during sea transportation

Suitable for sea, land, and multimodal transport

Products are packed to remain stable during extended transit and storage.


4. Customized Packaging Options

Packaging can be adjusted based on customer requirements.

Customized pallet sizes or reinforced packaging

Special labeling or marking for easy identification

Mixed loading arrangements for different products

Packaging details can be confirmed before shipment, and photos are available upon request.

English Name China GB/T Japan JIS USA AISI/UNS Europe EN/DIN
Austenitic Stainless Steel 201 0Cr17Mn6Ni5N SUS201 AISI 201 / UNS S20100 EN 1.4372
Austenitic Stainless Steel 202 0Cr18Mn9Ni6N SUS202 AISI 202 / UNS S20200 EN 1.4122
Austenitic Stainless Steel 301 06Cr17Ni7 SUS301 AISI 301 / UNS S30100 EN 1.4310
Austenitic Stainless Steel 303 0Cr17Ni13Mo SUS303 AISI 303 / UNS S30300 EN 1.4305
Austenitic Stainless Steel 304 0Cr18Ni9 SUS304 AISI 304 / UNS S30400 EN 1.4301
Austenitic Stainless Steel 304L 06Cr19Ni10 SUS304L AISI 304L / UNS S30403 EN 1.4307
Austenitic Stainless Steel 305 0Cr17Ni14Cu2 SUS305 AISI 305 / UNS S30500 EN 1.4303
Austenitic Stainless Steel 309S 00Cr23Ni13 SUS309S AISI 309S / UNS S30908 EN 1.4828
Austenitic Stainless Steel 310S 0Cr25Ni20 SUS310S AISI 310S / UNS S31008 EN 1.4845
Austenitic Stainless Steel 316 0Cr17Ni12Mo2 SUS316 AISI 316 / UNS S31600 EN 1.4401
Austenitic Stainless Steel 316L 00Cr17Ni12Mo2 SUS316L AISI 316L / UNS S31603 EN 1.4404
Austenitic Stainless Steel 316Ti 00Cr17Ni12Mo2Ti SUS316Ti AISI 316Ti / UNS S31635 EN 1.4571
Austenitic Stainless Steel 317 00Cr19Ni13Mo3 SUS317 AISI 317 / UNS S31700 EN 1.4438
Austenitic Stainless Steel 321 00Cr19Ni10Ti SUS321 AISI 321 / UNS S32100 EN 1.4541
Austenitic Stainless Steel 347 0Cr19Ni12Mo2Ti SUS347 AISI 347 / UNS S34700 EN 1.4550
Austenitic Stainless Steel 904L ZG0Cr19Ni25Mo4Cu2 SUS904L AISI 904L / UNS N08904 EN 1.4539
Austenitic Stainless Steel 254SMO ZG17Cr20Ni14Mo3Cu SUS312L1 AISI 254SMO / UNS S31254 EN 1.4547
Ferritic Stainless Steel 409 0Cr11Mo SUS409 AISI 409 / UNS S40900 EN 1.4512
Martensitic Stainless Steel 410 1Cr13 SUS410 AISI 410 / UNS S41000 EN 1.4006
Martensitic Stainless Steel 420 0Cr17Ni4Cu4Nb SUS420 AISI 420 / UNS S42000 EN 1.4021
Ferritic Stainless Steel 430 0Cr17 SUS430 AISI 430 / UNS S43000 EN 1.4016
Ferritic Stainless Steel 439 0Cr18Mn11Nb SUS439 AISI 439 / UNS S43900 EN 1.4517
Ferritic Stainless Steel 444 0Cr18Mn13Si SUS444 AISI 444 / UNS S44400 EN 1.4521
Ferritic Stainless Steel 446 0Cr25Mo4N SUS446 AISI 446 / UNS S44600 EN 1.4762
Martensitic Stainless Steel 416 0Cr13MoS4 SUS416 AISI 416 / UNS S41600 EN 1.4005
Duplex Stainless Steel 2205 ZG2CrNiMo SUS329J4L UNS S32205 EN 1.4462
Duplex Stainless Steel 2304 ZG0Cr23Ni5MoN SUS329J1L UNS S32304 EN 1.4362
Precipitation Hardening Stainless 17-4PH ZG0Cr17Ni4Cu4Nb SUS630 UNS S17400 EN 1.4542
Martensitic Stainless Steel 431 ZG1Cr17Ni2Mo SUS431 AISI 431 / UNS S43100 EN 1.4057

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