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  • Alloy 20 - UNS N08020

Name:Alloy 20 - UNS N08020

Product Description

Alloy 20 Tubings, Pipes, Fittings & Flanges

Hebei Zhongji Is A Global Leading Supplier Of UNS alloy20 Tubings, Pipes, Fittings & Flanges.

Stainless steel alloy 20 or 20Cb-3®

Carpenter 20 or Alloy 20 is an austenitic stainless steel that has excellent resistance to hot sulfuric acid and is prone to corrosion of Type 316 stainless steel in many aggressive environments. Excellent resistance to stress corrosion cracking. Can be welded, machined and cold formed. The preferred alloy for sulfuric acid.

Alloy 20 Chemical Composition

C

Mn

P

S

Si

Cr

Ni

.06 max

2.00 max

0.035 max

0.035 max

1.00 max

19.0 -21.0

32.5 -35.0

Mo

Cu

Fe

 

 

 

 

3.0 - 4.0

8 X C Min/!.0 max Cb + Ta

bal

 

 

 

Alloy 20 available formats

Trade Name

Alloy® 20

UNS #

N08020

Seamless Pipe / Tube

B/SB729

Welded Pipe / Tube

B/SB464

B/SB468

B474

A/SA358

Buttweld Fittings*

B/SB366

Grade

WP20CB

Forged Valves

B/SB462

A/SA182

F20

Forged Fittings

B/SB462

A/SA182

F20

Flanges

B/SB462

A/SA182

F20

Plate

B/SB463

A/SA240

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