Stainless steel grades

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6 . 12 . 2019

Different types of stainless steel

Your will find hereby attached a summery table illustrating the different stainless steel grades for austenitic, heat resistant and duplex stainless steels according EN10028-7 and EN10088-2 (which are European standards) and ASME (ASTM A240/ ASME SA240) (the American standard).

Austenitic stainless steel

EN10028-7 ou EN10088-2 / ASMT A240 or ASME SA240

1.4307 / 304L
1.4404 / 316L
1.4541 / 321
1.4571 / 316Ti
1.4539 / 904L (UB6)

Heat resistant stainless steels

EN10028-7 ou EN10088-2 / ASMT A240 or ASME SA240

1.4845 / 310S

Duplex stainless steels

EN10028-7 ou EN10088-2 / ASMT A240 or ASME SA240

1.4362 – X2CrNi23-4 / S32304 – URANU35N
1.4462 – X2CrNiMoN22-5-3 / S32205 – URANUS45N

Stainless steel sheets

6 . 12 . 2019

Manufacture of tank heads

Manufacturing a tank head or bottom Tank heads manufacture is a speciality of DVAI. The tank heads manufactured by DVAI can be used in the food industry, chemistry, pharmaceuticals, cosmetics , energy production (petrochemicals , nuclear) , for decoration and in the building. 2 ways to create a tank head There are 2 possibilities […]

6 . 12 . 2019

How to cut metal plates ?

The stainless steel plate or a metal sheet cutting can be performed using several technologies which are available. All stainless steel cutting technologies present on the same cutting site is a major asset of DVAI. Laser cutting, water jet cutting, CNC plasma cutting and sawing are available in DVAI today. In order to help […]

5 . 12 . 2019

Dished heads and caps

Dished heads Different names are used to qualify dished heads: vessel head, dished ends, tank heads, ends, caps …These names can vary according to their application. We distinguish several dished heads families: dished heads, flat heads, conical heads, spherical caps and hemispherical heads. Dished heads are defined by the following elements: External or internal diameter Crown […]