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ASTM A269 TP316L Hollow Stainless Steel Seamless Tube Annealed Pickled Tubing

China ASTM A269 TP316L Hollow Stainless Steel Seamless Tube Annealed Pickled Tubing

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ASTM A269 TP316L Hollow Stainless Steel Seamless Tube Annealed Pickled Tubing

MOQ： 500KGS
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Payment Terms	L/C,T/T
Delivery Time	7 DAYS
Packaging Details	Ply-wooden Case/ Bundle with plastic Cap
Product Name	Bright Annealed Tube
Standard	ASTM A269， ASME SA269
Material	TP304/304L/304H, TP310S/310H, TP316L/316H/316Ti ,TP317/317L , TP321/321H, TP347/347H 904L
OD	1/4" , 3/8", 1/2", 5/8", 3/4", 1", 1.1/4", etc.
Length	Single Random, Double Random & Cut Length
End	Plain End, Beveled End
Type	Seamless, Welded
Surface	Polished, Pickled, Bright Annealed
Application	Heating, Cooling, Instrumentation, Food processing machine,
High Light	ASTM A269 TP316L Stainless Steel Seamless Tube, Stainless Steel Bright Annealed Tube
Brand Name	YUHONG
Model Number	ASTM A269 TP316L Stainless Steel Seamless Tube
Certification	ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Place of Origin	CHINA

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Product Specification


Payment Terms	L/C,T/T	Delivery Time	7 DAYS
Packaging Details	Ply-wooden Case/ Bundle with plastic Cap	Product Name	Bright Annealed Tube
Standard	ASTM A269， ASME SA269	Material	TP304/304L/304H, TP310S/310H, TP316L/316H/316Ti ,TP317/317L , TP321/321H, TP347/347H 904L
OD	1/4" , 3/8", 1/2", 5/8", 3/4", 1", 1.1/4", etc.	Length	Single Random, Double Random & Cut Length
End	Plain End, Beveled End	Type	Seamless, Welded
Surface	Polished, Pickled, Bright Annealed	Application	Heating, Cooling, Instrumentation, Food processing machine,
High Light	ASTM A269 TP316L Stainless Steel Seamless Tube, Stainless Steel Bright Annealed Tube	Brand Name	YUHONG
Model Number	ASTM A269 TP316L Stainless Steel Seamless Tube	Certification	ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Place of Origin	CHINA
High Light	TP316L Stainless Steel Seamless Tube ，ASTM A269 Stainless Steel Seamless Tube ，Annealed Pickled Stainless Steel Seamless Tube

ASTM A269 / ASME SA269 TP316L Pickled and Annealed Seamless Stainless Steel Tube

ASTM A269 specifies the requirements for seamless and welded austenitic stainless steel 304/ 304L/ 316L/ ... / 317/ 321/ 347 tubing intended for general corrosive service, which commonly used in piping and plumbing applications.

Key Features

Corrosion Resistance: Tubes made under this specification are designed to withstand various corrosive environments, particularly in chemical processing.
Product Forms: ASTM A269 covers both hot-finished and cold-finished tubing, providing versatility in applications.
Mechanical Properties: The standard specifies certain mechanical properties, such as yield strength, elongation, and tensile strength, ensuring the tubes meet performance criteria.
Surface Finish: Tubes can have different finishes (like pickled, annealed), affecting their aesthetic and performance features.

Equivalent Grades of Stainless Steel 316L Tubes

STANDARD	WERKSTOFF NR.	UNS	JIS	BS	GOST	AFNOR	EN
SS 316L	1.4404 / 1.4435	S31603	SUS 316L	316S11 / 316S13	03Ch17N14M3 / 03Ch17N14M2	Z3CND17‐11‐02 / Z3CND18‐14‐03	X2CrNiMo17-12-2 / X2CrNiMo18-14-3

Chemical Composition of Stainless Steel 316L Tubes

Grade	C	Mn	Si	P	S	Cr	Mo	Ni	Fe
SS 316L	0.035 max	2.0 max	1.0 max	0.045 max	0.030 max	16.00 - 18.00	2.00 - 3.00	10.00 - 14.00	68.89 min

Physical Properties of Stainless Steel 316L Tubes

Grade	Density (kg/m3)	Elastic Modulus (GPa)	Mean Co-eff of Thermal Expansion (µm/m/°C)			Thermal Conductivity (W/m.K)		Specific Heat 0-100°C (J/kg.K)	Elec Resistivity (nΩ.m)
			0-100°C	0-315°C	0-538°C	At 100°C	At 500°C
316/L/H	8000	193	15.9	16.2	17.5	16.3	21.5	500	740

Comparison with Other Standards

1. ASTM A312

Purpose: Similar to ASTM A269, ASTM A312 covers both seamless and welded austenitic stainless steel pipes but is specifically intended for high-pressure applications.

Grades: Includes similar grades as A269 but also specifies additional requirements for pressure applications.

Usage: A312 is generally used in situations requiring higher mechanical strength and pressure ratings.

2. ASTM A511

Purpose: While ASTM A269 is primarily for tubing in various services, ASTM A511 is focused on seamless stainless steel tubing for mechanical applications.

Differences: A511 typically includes stricter mechanical properties and dimensions since it's intended for specific mechanical applications.

3. ASTM A554

Purpose: This specification is for welded stainless steel tubing intended for mechanical and structural applications, with a strong emphasis on aesthetic appearance.

Grades: Generally covers lower grades of stainless steel than those in A269 and is often used in decorative applications like railings and furniture.

4. ASTM A249

Purpose: Focused on stainless steel tubing for heat exchangers, condenser, and similar applications.

Standards: A249 places more emphasis on mechanical properties, weld performance, and achieving a suitable surface finish for heat transfer applications.

ASTM A269 TP316L Stainless Steel Seamless Tube

1. Resistance to Chloride-Ion Stress Corrosion Cracking

TP316L’s molybdenum content enhances its resistance to chloride-ion stress corrosion cracking, making it particularly useful in marine environments and applications involving saltwater.

2. Weldability and Fabrication

Due to its low carbon content, TP316L is easier to weld than standard 316 stainless steel, minimizing the risk of carbide precipitation at the weld joints. This feature is vital for maintaining corrosion resistance in welded structures.

3. Biocompatibility

TP316L is often used in medical implants and devices due to its biocompatibility and resistance to body fluids. This makes it an excellent choice for surgical instruments and prosthetics.

4. Aging Process

The pickling and annealing processes enhance the material's microstructure, resulting in improved strength and ductility. It also helps to relieve any internal stresses that may have developed during manufacturing.

5. Surface Finish

The pickled finish not only improves corrosion resistance but also creates a uniform surface appearance that is preferred in aesthetic applications, such as architectural and decorative elements.

6. Recyclability

Stainless steel, including TP316L, is highly recyclable. This attribute contributes to sustainable practices in manufacturing and reduces the environmental impact of production.

7. Industry Standards

Besides ASTM A269, TP316L can also conform to other standards, such as ASTM A312 for welded and seamless tubular products, allowing it to meet various application requirements.

8. Thermal Expansion

TP316L has a relatively high coefficient of thermal expansion, which is an important consideration in applications involving temperature fluctuations, ensuring that the material can expand and contract without cracking.

Applications

Chemical Processing: Due to its excellent corrosion resistance.
Food and Beverage: Frequently used in food processing and hygiene-sensitive environments.
Pharmaceuticals: In systems requiring sanitary conditions.
Oil and Gas: Common in various transport and processing applications.

Company Details

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YUHONG HOLDING GROUP is one of the largest Procurement, Engineering & Contracting Group companies in China. Our group branch company and factory have been already approved by : ABS, LR, DNV, GL, BV, CCS, KR, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9... YUHONG HOLDING GROUP is one of the largest Procurement, Engineering & Contracting Group companies in China. Our group branch company and factory have been already approved by : ABS, LR, DNV, GL, BV, CCS, KR, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9...

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