Quality & Approvals


Tungum Tubing quality accreditations and approvals worldwide


We are working with a number of international bodies and companies to achieve a spectrum of accreditations and approvals for Tungum Tubing.


Quality System

Det Norsk Veritas (DNV) approved ISO 9001: 2008

Tungum is approved to ISO9001:2008. (Please click on the DNV logo for a copy of our certificate and company profile.)

From the manufacture of the raw material through to the despatching of your order, DNV has approved and audited every step.

We can, and do, carry out DNV approval/certification on individual orders, if required.

Link to Technical Page

Approvals

Tungum tubing has the approval of:

Lloyds Register of Shipping
Det Norske Veritas

These are just some of the end users of Tungum Alloy Tubing:

Industrial Sector Companies
Alcatel Lucent Drass
BAe Gardner Denver
Bombardier Stauff
Divex

BP Approval

BP has approved Tungum tubing for "non-process" applications DWGOM (GP36-15-1). Tungum has passed extensive testing and is segment defined for mitigating and preventing external corrosion on topside small bore tubing.

Oil & Gas End Users
AMEC MODEC
BP Shell
Conoco Phillips Wood Group
KBR 3 Sun
Mustang Engineering

Specifications

Tungum tubing is manufactured to meet a variety of specifications according to the demands of the end user including:

National and international specifications:

BS EN 12449 CW700R R430
ASTM B706-TF (identified as Seamless Copper Alloy UNS No. C69100)

Defence specifications:

Army AFS 4000
Navy NES 749 Part 3
Aircraft DTD 253A & DTD 5019

Tungum in-house specification:

TCL100

Note: Some of the specifications only apply to certain tube sizes or mill orders. Please check with us before ordering.