AV-Tech Tube Industry
Rows of polished cold-drawn stainless steel seamless tubes in an AV-Tech manufacturing plant
VIRAMGAM · GUJARAT · INDIA

Establishing Modern Standards in Tube Manufacturing

A precision-focused tube manufacturer delivering premium seamless stainless steel tubes for industrial, instrumentation and specialty applications — backed by rigorous process control and international-grade documentation.

Let's build the future together

Collaborations with manufacturers, distributors and end-users worldwide.

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Custom Tube Development — engineering products tailored to exact mechanical, chemical and dimensional specifications, including bespoke lengths, bends and surface finishes.

OUR STORY

Committed to High Quality Service

Quality is the cornerstone of our operations — from stringent raw material procurement to meticulous final inspection.

Av-Tech Tube Industry is based in the Ahmadabad industrial corridor of Viramgam, Gujarat. We integrate advanced engineering, rigorous process control and a customer-centric methodology to deliver premium tubes. Operating from a strategic logistical hub, we serve both domestic and international markets with reliability, consistency and technical excellence.

Our structured processes guarantee consistency, traceability and strict adherence to recognised global standards, with fully certified documentation and testing behind every shipment.

Explore our quality
Quality inspector measuring a stainless steel tube with a digital caliper on the shop floor
29
YEARS OF FOUNDER EXPERIENCE IN STAINLESS STEEL TUBE
MISSION

To establish a new benchmark in global tube manufacturing by delivering products that exceed international quality standards while offering the agility to support bespoke technical requirements.

VISION

To be the premier international partner for engineered tube solutions, globally recognized for uncompromising quality, reliability and technical expertise.

PRODUCT RANGE

Stainless Steel Seamless Tubes

Cold-finished seamless tubes and pipes in straight, corrugated, U-bend and coil form — specified by OD and wall thickness, supplied to ASTM, ASME, EN and DIN standards.

Seamless stainless steel straight tubes stacked in a rack

Seamless Straight Tubes & Pipes

Round hollow sections with no longitudinal weld, supplied in straight lengths for piping, heat-exchanger, hydraulic and instrumentation service.

OD 6.35 - 50.80 mm WT 0.6–8 MM PIPE 1/4"–4" NB · SCH 5S–160S upto 12 M
Rigid seamless corrugated stainless steel heat exchanger tube

Seamless Corrugated Tubes

Rigid stainless steel tubes with engineered helical corrugations that force turbulence and enhance convective heat transfer by 2 to 3 times.

OD 6.35–50.8 MM DN12–DN50
Bundle of seamless stainless steel U-bend tubes

Seamless “U” Tubes

Precision cold-bent U-tubes for heat exchangers, boilers and instrumentation systems, per ASTM/SA 213 with annealed, pickled or BA finish.

OD 9.52–50.8 MM WT 0.7–8.0 MM
Coiled seamless stainless steel tubing on a reel

Seamless Coil Form Tubes

Continuous seamless lengths wound into compact coils for instrumentation, hydraulics, chemical processing and oil & gas service.

UP TO 250 M 304L / 316L
Instrumentation tubing with compression fittings

Instrumentation Tubing

Small-diameter cold-drawn tube with very tight OD and wall tolerances for leak-free compression-fitting joints on pressure and signal lines.

1/8″–2″ OD ASTM A269
Shell-and-tube heat exchanger tube bundle

Heat Exchanger Tubing

Cold-drawn seamless tube for shell-and-tube exchangers, condensers and reboilers, in BA or pickled–passivated finish for low fouling.

OD 6.35 - 50.80 mm ASTM A213
HIGH PURITY DIVISION

Seamless High Purity Tubes

Tubing for semiconductor, bioprocessing and hygienic service — electropolished internal surfaces, controlled sulphur chemistry and cleanroom packaging.

UHP

Ultra-High Purity Tubing

Ra 0.127–0.25 µm electropolished bore, ASTM A-380 / CGA G4.1 cleaning, Class 4 cleanroom double-bagged and N₂ dried, 3.1 MTR with surface analysis.

EP

Electropolished Tubing

Electrochemical finish removing 10–15 µm for a mirror-bright bore at Ra ≤ 0.25 µm, with an enhanced chromium-rich passive layer.

BPE

Bioprocessing Tubing

ASME BPE 316L tube with controlled sulphur 0.005–0.017% for weldability; SF1 mechanical and SF4 electropolished finishes, boroscope inspected.

SEMI

Semiconductor Tubing

316L to SEMI F19 / F20 for ultra-pure gas and chemical distribution in wafer fabs, with F60, F72 and F73 surface characterisation.

SANITARY

Hygienic Tubing

ASTM A270 and 3-A polished tube with crevice-free interiors for CIP in food, dairy, beverage and personal care lines; bead-removed welds.

PASSIVATED

Passivated Tubing

Nitric or citric acid treatment removing free iron and strengthening the chromium oxide film — no dimensional change, stable passive layer.

MANUFACTURED TO
ASTM A213 / SA213 ASTM A269 ASTM A270 ASTM A312 / SA312 ASTM A268 ASTM A789 / A790 EN 10216-5 DIN 17456 / 17458 ASME BPE SEMI F19 / F20 EN 10204 3.1 / 3.2 MTC GRADES 304 / 304L / 316 / 316L / 321 / 347 / 904L / 2205
INDUSTRIES WE SERVE

Ten sectors, ten different reasons the tube must not fail

All industries
Stainless steel tubing for oil, gas and petrochemical service
01 / 10

Oil & Gas and Petrochemical

Process piping, offshore lines and refinery exchanger bundles working under high pressure, high temperature and chloride attack, where a weld-zone failure takes a whole unit offline.

TYPICAL PRODUCT
Straight tubes, heat exchanger tubing and Coil Tubing
GRADES
All Austenitic / Martensitic / Ferritic / Duplex and Super Duplex
STANDARDS
ASTM / ASME / DIN / EN / SEMI Stainless Steel Tubes / Pipes Related Standards
QUALITY & COMPLIANCE

Certified, traceable, documented

Our management systems are independently assessed and compliant with ISO 9001:2015, ISO 14001:2015 and ISO 45001:2018 for the manufacture and supply of stainless steel, alloy steel and carbon steel cold finish seamless tubes and pipes — straight, corrugated, U tubes and coil form.

Every consignment ships with mill test certificates to EN 10204 3.1 / 3.2, heat-code marking, hydrostatic or pneumatic pressure testing and eddy-current or ultrasonic inspection.

ISO
9001

Quality Management System

ISO 9001:2015 — certificate no. 2026040218

CERTIFIED 2 APRIL 2026 · VALID TO 1 APRIL 2029

ISO
14001

Environmental Management System

ISO 14001:2015 — certificate no. 2026040220

CERTIFIED 2 APRIL 2026 · VALID TO 1 APRIL 2029

ISO
45001

Occupational Health & Safety

ISO 45001:2018 — certificate no. 2026040219

CERTIFIED 2 APRIL 2026 · VALID TO 1 APRIL 2029

Mr. Minesh Vyas, Founder of AV-Tech Tube Industry
ABOUT THE FOUNDER

A techno-commercial advantage

With 29 years of dedicated experience in the stainless steel tube industry, Mr. Minesh Vyas brings a rare blend of technical mastery and commercial acumen to AV Tech Tube Industry — a career built on bridging the gap between the factory floor and the boardroom.

He has overseen the end-to-end lifecycle of stainless steel tube production, from raw material procurement and machine optimization to scaling commercial operations and expanding market reach.

“We aren't just supplying stainless steel tubes; we are engineering long-term reliability for our partners.”

MR. MINESH VYAS — FOUNDER, AV TECH TUBE INDUSTRY
WHY PARTNER WITH AV-TECH

Four reasons buyers stay

01

Technical Authority

Deep engineering expertise in tube design, advanced manufacturing and application-specific performance.

02

Client-Centric Solutions

We understand your precise operational needs to deliver engineered solutions rather than generic products.

03

Operational Excellence

Strict process discipline, safety and efficiency guarantee predictable, on-time outcomes.

04

Global Readiness

Operations, documentation workflows and communication streams structured for international business.

CONTACT US

Send us your specification

Share grade, OD, wall thickness, length, standard and finish — our team will revert with feasibility, lead time and documentation scope.

DIRECTOR
mineshvyas@avtechtube.com
+91 98982 32640
MARKETING
marketing@avtechtube.com
+91 76002 65763
FACTORY
info@avtechtube.com
+91 98982 32679
WORKS
Plot No 13, Survey No. 1540, Near Hansalpur GIDC, Viramgam - Surendranagar Highway, Viramgam, Ahmedabad, Gujarat - 382150, India

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