Gram Bangla Tubes Steel Pipe & Tube

Quality & standards

Certified, tested, and made to spec.

Every metre of pipe is manufactured to recognised international standards and verified in our own laboratory before it leaves the mill — so what you order is exactly what you receive.

Certifications

Independently certified.

ISO 9001:2015

Our quality-management system is certified to ISO 9001:2015 — governing how every order is produced, inspected and traced from coil to dispatch.

BSTI

Products conform to Bangladesh Standards & Testing Institution requirements for steel pipe and tube.

BUET Certified

Independently assessed by Bangladesh University of Engineering & Technology — the country's foremost engineering authority.

Manufacturing standards

Made to the codes you specify.

Depending on grade and application, our pipe is produced to recognised international standards — so it drops straight into your specification and tender requirements.

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How we control quality

From coil to dispatch.

01

Certified raw material

Steel coil and billet from trusted sources, verified for grade and composition on intake.

02

Forming & welding

ERW, SSAW spiral and LSAW processes run on dedicated lines and monitored continuously.

03

In-house testing

Hydrostatic pressure, weld, dimensional and mechanical tests on every batch in our own laboratory.

04

Marking & traceability

Each batch is marked and documented so the pipe you receive is fully traceable to its test record.

Mill test certificates available on request.

Need certificates or specs?

Request mill test certificates, standard conformity details or datasheets for your tender.