Tu 48-19-76-90. Tungsten metal for metallurgical purposes. Technical conditions.

Are you interested in TU 48−19−76−90 «Tungsten metal for metallurgical purposes» from the supplier company AvecGlob? Here you will find interesting information on this topic.

Application area

These technical specifications apply to metallic tungsten for metallurgical purposes, which is available in the form of piles, plates and pieces.

Technical requirements

Metallic tungsten must meet the requirements of these specifications. The dimensions of the blocks, plates and pieces must meet the requirements specified in the table

Product type	Section side or diameter, mm	Length, mm
Headgears	from 7 to 20-	not less than 300
Plates	not more than 16х80	not less than 300
Pieces	not more than 35х40	10−150

It is allowed in the delivery schedule to have pieces of no more than 16x16x150 mm in size up to 5% of the mass of the batch of plates (slabs). It is allowed to supply stacks with a section side of more than 20 mm in length not less than 300 mm

Supplier — AvekGlob Company — offers at reasonable prices from the manufacturer a tungsten metal for metallurgical purposes, which corresponds to the technical norms TU 48−19−76−90. The supplier guarantees the timely delivery of products to any address specified by the consumer.

Chemical composition
The chemical composition of the blocks, plates and pieces must meet the requirements indicated in the table:

Name of components	Mass fraction,%, not more than
Iron and aluminum (in total)	0.3
Phosphorus	0.005
Sulfur	0.008
Silicon	0.04
Carbon	0,015
Lead	0.0001
Zinc	0.002
Tin	0.0003
Antimony	0,001
Arsenic	0,001
Copper	0.002
Cadmium	0.0001
Bismuth	0.0001
Molybdenum	0.3
Oxygen	0.003
Hydrogen	0.0007
Tungsten	rest

In the production, the content of bound oxygen is allowed up to 0.025% and hydrogen up to 0.001% in the areas located at a distance of no more than 40 mm from the end of the bar. Chipping, melting, cracks, traces of oxidation on the surface of the blocks, plates and pieces are not a sign of marriage.
Stacks and plates should be welded to a density of at least 17400 kg / m ³
The density of the pieces must be at least 17,000 kg / m ³ .
Supplier — AvekGlob Company — offers to purchase tungsten metal for metallurgical purposes, which meets the technical requirements of TU 48−19−767−90. Products can be bought at a price formed on the basis of European and world standards of production. Implementation is possible in bulk and retail, for regular customers, a flexible system of discounts operates.