ASTM A270 Compliant Medical-Grade SUS304 AISI304 Seamless Stainless Steel Tube for Biopharma & Surgical Instruments

• Customization: Available
• Type: Stainless Steel Pipes
• Standard: ASTM, AISI, GB, JIS, DIN, EN
• Grade: 300 Series
• Certification: ISO, RoHS, IBR, AISI, ASTM, GB, EN, DIN, JIS
• Shape: Flat
• Technique: Cold Rolled
• Surface Treatment: Bright
• Surface: Ba/2b/No.4/8K/Hl
• Od: 24′′-120′′
• MOQ: 1tons
• Length: 300mm-12000mm
• Transport Package: Standard Export Package
• Specification: As per requirements
• Trademark: MESCO STEEL
• Origin: China(Mainland)
• Production Capacity: 10000tons/Year

Product Description

ASTM A270 Compliant Medical-Grade SUS304 AISI304 Seamless Stainless Steel Tube for Biopharma & Surgical Instruments

Uncompromised Purity & Performance for Life-Saving Technologies

Engineered to meet the rigorous demands of medical and pharmaceutical environments, our ASTM A270-compliant SAE 304/304L seamless stainless steel tubing delivers exceptional corrosion resistance, ultra-smooth surfaces, and absolute material integrity. Trusted by leading OEMs for fluid handling systems, surgical tools, and bioprocessing equipment where failure is not an option.

OD	9-219mm
THICKNESS	0.5mm-5.0mm
LENGTH	300mm-12000mm
GRADE	304/304L/316L
TYPE	Round /square /rectangular tube,u-tube,special section tube
Production Process	seamless pipe

Core Advantages

Material Excellence
SAE 304/304L (UNS S30400/S30403): Superior austenitic stainless steel with 18% Cr / 8% Ni composition
Low Carbon (304L): Prevents carbide precipitation during welding (max 0.03% C)
Regulatory Compliance
ASTM A270 Standard: Full compliance for sanitary tubing (chemical, mechanical, dimensional tolerances)
Surface Finish: Ra ≤ 0.38 µm (15 µ-inch) standard, electropolished options available
Cleanliness: Passivated per ASTM A967, USP Class VI compliant options
Precision Manufacturing
Seamless Construction: Zero weld lines eliminate contamination risk and weak points
Tight Tolerances: OD ±0.10mm / WT ±10% (custom tolerances available)
Surface Integrity: ID/OD free of pits, inclusions, and scale
Quality CertificateWhy Choose MESCO
Largest Cold-Rolled Steel Supplier in NE China: 1.8M ton annual capacity, direct sourcing from Baosteel/TISCO
Full-Process QC: Weld seam solution treatment  → 100% pressure testing → Inner wall roughness Ra≤0.8μm
Smart Packaging: Nesting loading solution , reduces shipping costs by 40%
Value-Added Services: Bending/punching/welding processing , one-stop delivery
Application

Biopharmaceutical	Surgical Instruments
Bioreactor transfer lines	Endoscope shafts
Fill-finish systems	Laparoscopic tooling
Chromatography columns	Implant delivery systems
CIP/SIP fluid pathways	Orthopedic drill guides
Vaccine production manifolds	Micro-surgical components

Packaging

FAQ
1.Q: How long is your delivery time?
A: Within 7-15 days after receiving the deposit or L/C at sight. Longer lead time will be required for special designed products.
2.Q: Do you provide samples ? is it free or extra charged?
A:Surely, product sample is complimentary but the delivery fee will be covered by our customers.
3.Q:What's your payment terms?
A:Our Payment trems will be
(1) 100% T/T
(2) 30% in advance,others before shipment.
4. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
5.what can you buy from us?
Excellent quality steel at competitive prices