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ASTM A269 TP316L Ultra-Low Roughness Stainless Steel BA Tube 6mm-630mm Inner Surface Ra 0.25μm

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ASTM A269 TP316L Ultra-Low Roughness Stainless Steel BA Tube 6mm-630mm Inner Surface Ra 0.25μm

MOQ:	100 KGS
Price:	NEGOTIATION
Standard Packaging:	Tube ends capped, VCI paper wrapped, reinforced plywood cases
Delivery Period:	15-25 Days
Payment Method:	L/C, T/T, Western Union, MoneyGram
Supply Capacity:	300 TONS per Month

Detail Information

Product Description

Detail Information

Place of Origin

Zhejiang, China

Brand Name

YUHAO

Certification

ISO 9001 PED CE TUV AD2000

Model Number

YUHAO-BA-LR-002

Material:

TP316L (also Available: TP304, TP304L, TP316, TP321, Duplex)

6mm - 630mm, Custom Outer Diameter Available

0.5mm - 10mm, Custom Wall Thickness Available

Length:

6m Or As Per Customer Requirement

Standard:

ASTM/ASME A/SA269, A/SA213, DIN 17458/17457, EN 10216-5/10217-7

Surface Finish:

Ultra-Low Ra Bright Annealed (BA), Ra ≤ 0.25μm

Inner Roughness:

Ra ≤ 0.25μm (0.4μm Standard, 0.2μm Upon Request)

Manufacturing Process:

Multi-Pass Cold Drawn, Bright Annealed In Hydrogen Atmosphere

Eddy Current Test, Hydrostatic Test, Ultrasonic Test

Application:

High-Purity Gas Distribution, Semiconductor Fab, Laboratory Systems, Medical Devices, Precision Fluid Transport

Highlight:

ultra-low roughness BA tube

Ra 0.25μm inner surface

precision bright annealed tube

Product Description

Ultra-Low Inner Wall Roughness Stainless Steel BA Tube — ASTM A269 TP316L Seamless

YUHAO presents its premium ASTM A269 TP316L seamless bright annealed (BA) stainless steel tube, engineered specifically for applications demanding ultra-low inner wall roughness. Available in outer diameters from 6mm to 630mm with customizable wall thicknesses, this tube delivers exceptional surface quality through a rigorously controlled hydrogen atmosphere bright annealing process.

▶ Key Product Advantages — Ultra-Low Inner Wall Roughness

Inner wall roughness Ra ≤ 0.25μm (standard), 0.2μm achievable upon request
Multi-pass cold drawing with proprietary mandrel technology for ultra-smooth ID finish
Surface profilometer verified on every production batch with full traceability reports
Minimized flow resistance and particle entrapment for high-purity fluid and gas systems

▶ Technical Specifications

Parameter	Specification
Material	TP316L (also available: TP304, TP304L, TP316, TP321, Duplex)
Outer Diameter	6mm - 630mm, Custom outer diameter available
Wall Thickness	0.5mm - 10mm, Custom wall thickness available
Length	6m or as per customer requirement
Standard	ASTM/ASME A/SA269, A/SA213, DIN 17458/17457, EN 10216-5/10217-7
Surface Finish	Ultra-Low Ra Bright Annealed (BA), Ra ≤ 0.25μm
Manufacturing Process	Multi-Pass Cold Drawn, Bright Annealed in Hydrogen Atmosphere
NDT	Eddy Current Test, Hydrostatic Test, Ultrasonic Test
Application	High-Purity Gas Distribution, Semiconductor Fab, Laboratory Systems, Medical Devices, Precision Fluid Transport
Packaging	Tube ends capped with plastic protectors, individually wrapped in VCI paper, packed in reinforced plywood cases
Certification	ISO 9001, PED, CE, TUV, AD2000

▶ Why Choose YUHAO BA Tubes

With a modern production facility in Wenzhou, China's stainless steel manufacturing hub, YUHAO operates a fully integrated quality management system backed by comprehensive in-house testing capabilities. Our BA tubes are exported to the United States, UAE, Turkey, Thailand, Russia, and South Korea, serving industries ranging from precision instrumentation to large-scale petrochemical projects. Every tube undergoes rigorous NDT inspection including eddy current, hydrostatic, and ultrasonic testing before shipment.

Contact YUHAO today for a tailored quotation, technical datasheet, or free sample evaluation. We offer flexible MOQ starting from 100 KGS with competitive lead times of 15-25 days for production orders.

Choose YUHAO, Choose Better Every Day — 内壁极低粗糙度 Ra 值

Tags:

Products

MOQ:	100 KGS
Price:	NEGOTIATION
Standard Packaging:	Tube ends capped, VCI paper wrapped, reinforced plywood cases
Delivery Period:	15-25 Days
Payment Method:	L/C, T/T, Western Union, MoneyGram
Supply Capacity:	300 TONS per Month

Detail Information

Product Description

Detail Information

Place of Origin

Zhejiang, China

Brand Name

YUHAO

Certification

ISO 9001 PED CE TUV AD2000

Model Number

YUHAO-BA-LR-002

Material:

TP316L (also Available: TP304, TP304L, TP316, TP321, Duplex)

OD:

6mm - 630mm, Custom Outer Diameter Available

WT:

0.5mm - 10mm, Custom Wall Thickness Available

Length:

6m Or As Per Customer Requirement

Standard:

ASTM/ASME A/SA269, A/SA213, DIN 17458/17457, EN 10216-5/10217-7

Surface Finish:

Ultra-Low Ra Bright Annealed (BA), Ra ≤ 0.25μm

Inner Roughness:

Ra ≤ 0.25μm (0.4μm Standard, 0.2μm Upon Request)

Manufacturing Process:

Multi-Pass Cold Drawn, Bright Annealed In Hydrogen Atmosphere

NDT:

Eddy Current Test, Hydrostatic Test, Ultrasonic Test

Application:

High-Purity Gas Distribution, Semiconductor Fab, Laboratory Systems, Medical Devices, Precision Fluid Transport

Minimum Order Quantity:

100 KGS

Price:

NEGOTIATION

Packaging Details:

Tube ends capped, VCI paper wrapped, reinforced plywood cases

Delivery Time:

15-25 Days

Payment Terms:

L/C, T/T, Western Union, MoneyGram

Supply Ability:

300 TONS per Month

Highlight

ultra-low roughness BA tube

Ra 0.25μm inner surface

precision bright annealed tube

Product Description

Ultra-Low Inner Wall Roughness Stainless Steel BA Tube — ASTM A269 TP316L Seamless

▶ Key Product Advantages — Ultra-Low Inner Wall Roughness

Inner wall roughness Ra ≤ 0.25μm (standard), 0.2μm achievable upon request
Multi-pass cold drawing with proprietary mandrel technology for ultra-smooth ID finish
Surface profilometer verified on every production batch with full traceability reports
Minimized flow resistance and particle entrapment for high-purity fluid and gas systems

▶ Technical Specifications

Parameter	Specification
Material	TP316L (also available: TP304, TP304L, TP316, TP321, Duplex)
Outer Diameter	6mm - 630mm, Custom outer diameter available
Wall Thickness	0.5mm - 10mm, Custom wall thickness available
Length	6m or as per customer requirement
Standard	ASTM/ASME A/SA269, A/SA213, DIN 17458/17457, EN 10216-5/10217-7
Surface Finish	Ultra-Low Ra Bright Annealed (BA), Ra ≤ 0.25μm
Manufacturing Process	Multi-Pass Cold Drawn, Bright Annealed in Hydrogen Atmosphere
NDT	Eddy Current Test, Hydrostatic Test, Ultrasonic Test
Application	High-Purity Gas Distribution, Semiconductor Fab, Laboratory Systems, Medical Devices, Precision Fluid Transport
Packaging	Tube ends capped with plastic protectors, individually wrapped in VCI paper, packed in reinforced plywood cases
Certification	ISO 9001, PED, CE, TUV, AD2000

▶ Why Choose YUHAO BA Tubes

Choose YUHAO, Choose Better Every Day — 内壁极低粗糙度 Ra 值

Tags:

Stainless Steel Seamless Pipes

Stainless Steel Butt Welded Pipe Fittings

Stainless Steel Flanges

BA Tube

Stainless Steel Screwed Pipe Fittings

Stainless Steel Forged Pipe Fittings

Stainless Steel Welded Pipes

Stainless Steel Coil Sheet

Stainless Steel Valve

Stainless Steel Sanitary Pipe Fittings

ASTM A269 TP316L Ultra-Low Roughness Stainless Steel BA Tube 6mm-630mm Inner Surface Ra 0.25μm

ultra-low roughness BA tube

Ra 0.25μm inner surface

precision bright annealed tube

Ultra-Low Inner Wall Roughness Stainless Steel BA Tube — ASTM A269 TP316L Seamless

▶ Key Product Advantages — Ultra-Low Inner Wall Roughness

▶ Technical Specifications

▶ Why Choose YUHAO BA Tubes

annealed stainless tubing,

Bright Annealed Tube,

Stainless Steel Seamless Pipes

Stainless Steel Butt Welded Pipe Fittings

Stainless Steel Flanges

BA Tube

Stainless Steel Screwed Pipe Fittings

Stainless Steel Forged Pipe Fittings

Stainless Steel Welded Pipes

Stainless Steel Coil Sheet

Stainless Steel Valve

Stainless Steel Sanitary Pipe Fittings

ultra-low roughness BA tube

Ra 0.25μm inner surface

precision bright annealed tube

Ultra-Low Inner Wall Roughness Stainless Steel BA Tube — ASTM A269 TP316L Seamless

▶ Key Product Advantages — Ultra-Low Inner Wall Roughness

▶ Technical Specifications

▶ Why Choose YUHAO BA Tubes

annealed stainless tubing,

Bright Annealed Tube,