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022CR19NI5MO3SI2N

11 source records. Standards, editions and conditions are presented separately; matching grade names do not establish interchangeability.

Refer to each source for mass fractions and analysis type. Missing values are not treated as 0. Manufacturer typical values, standard guarantees and measured heat results must remain separate. Use the material selector for calculations and condition selection.

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022Cr19Ni5Mo3Si2N · GB /T 20878-2007

Chemical composition source verified; this does not verify every standard clause, actual supply or measured heat results

Material category
Stainless steel
Subcategory
Austenitic-ferritic duplex stainless steel
Material form
Reference record
Original record status
Original standard verified
Standard edition
GB/T 20878—2007
Table / clause
Table 2, No. 68
PDF page references
10
Unit
Mass fraction (wt%)
Analysis type
Standard composition requirements

Carbon-equivalent reference

IIW / CEV: not directly applicable to this material category
Pcm (Ito–Bessyo): not directly applicable to this material category
CET: not directly applicable to this material category

Composition

ElementComposition requirement
C≤ 0.03 (lower limit not stated)
Si1.3 ~ 2
Mn1 ~ 2
P≤ 0.035 (lower limit not stated)
S≤ 0.03 (lower limit not stated)
Ni4.5 ~ 5.5
Cr18 ~ 19.5
Mo2.5 ~ 3
N0.05 ~ 0.12

Applicability and limitations

Original GB/T 20878—2007 chemical composition, mass fraction wt%; parenthesized values are maximum permitted additions. This standard does not guarantee cold-heading suitability or actual supply. GB/T 20878—2007 is a historical edition; this record does not replace the current standard, contract, or verification of material suitability.

Verification notes

GB/T 20878—2007 historical original, Table 2, entry 68. The complete 45-page scan was checked. The standard is withdrawn; the historical edition’s application limits are retained.

022Cr19Ni5Mo3Si2N · GB /T 1220-2007

Original-source verification is incomplete; this is not a formal standard reference

Material category
Stainless steel
Subcategory
Duplex stainless steel
Material form
Reference record
Verification status
Reference data; original source not verified

Carbon-equivalent reference

IIW / CEV: not directly applicable to this material category
Pcm (Ito–Bessyo): not directly applicable to this material category
CET: not directly applicable to this material category

Composition

ElementComposition requirement
C≤ 0.03 (lower limit not stated)
Cr18 ~ 19.5
Mn1 ~ 2
Mo2.5 ~ 3
N0.05 ~ 0.12
Ni4.5 ~ 5.5
P≤ 0.035 (lower limit not stated)
S≤ 0.03 (lower limit not stated)
Si1.3 ~ 2

Applicability and limitations

A match in the materials database does not establish suitability for cold heading or guarantee finished-product strength. Confirmation must consider wire condition, deformation, heat treatment and tests on actual parts.

022Cr19Ni5Mo3Si2N · GB /T 20878-2024

Original-source verification is incomplete; this is not a formal standard reference

Material category
Stainless steel
Subcategory
Duplex stainless steel
Material form
Reference record
Verification status
Reference data; original source not verified

Carbon-equivalent reference

IIW / CEV: not directly applicable to this material category
Pcm (Ito–Bessyo): not directly applicable to this material category
CET: not directly applicable to this material category

Composition

ElementComposition requirement
C≤ 0.03 (lower limit not stated)
Cr18 ~ 19.5
Mn1 ~ 2
Mo2.5 ~ 3
N0.05 ~ 0.12
Ni4.5 ~ 5.5
P≤ 0.035 (lower limit not stated)
S≤ 0.03 (lower limit not stated)
Si1.3 ~ 2

Applicability and limitations

A match in the materials database does not establish suitability for cold heading or guarantee finished-product strength. Confirmation must consider wire condition, deformation, heat treatment and tests on actual parts.

022Cr19Ni5Mo3Si2N · GB /T 21833-2008

Original-source verification is incomplete; this is not a formal standard reference

Material category
Stainless steel
Subcategory
Duplex stainless steel
Material form
Reference record
Verification status
Reference data; original source not verified

Carbon-equivalent reference

IIW / CEV: not directly applicable to this material category
Pcm (Ito–Bessyo): not directly applicable to this material category
CET: not directly applicable to this material category

Composition

ElementComposition requirement
C≤ 0.03 (lower limit not stated)
Cr18 ~ 19
Mn1.2 ~ 2
Mo2.5 ~ 3
N0.05 ~ 0.1
Ni4.3 ~ 5.2
P≤ 0.03 (lower limit not stated)
S≤ 0.03 (lower limit not stated)
Si1.4 ~ 2

Applicability and limitations

A match in the materials database does not establish suitability for cold heading or guarantee finished-product strength. Confirmation must consider wire condition, deformation, heat treatment and tests on actual parts.

022Cr19Ni5Mo3Si2N · GB /T 24511-2017

Original-source verification is incomplete; this is not a formal standard reference

Material category
Stainless steel
Subcategory
Duplex stainless steel
Material form
Reference record
Verification status
Reference data; original source not verified

Carbon-equivalent reference

IIW / CEV: not directly applicable to this material category
Pcm (Ito–Bessyo): not directly applicable to this material category
CET: not directly applicable to this material category

Composition

ElementComposition requirement
C≤ 0.03 (lower limit not stated)
Cr18 ~ 19.5
Mn1 ~ 2
Mo2.5 ~ 3
N0.05 ~ 0.12
Ni4.5 ~ 5.5
P≤ 0.03 (lower limit not stated)
S≤ 0.015 (lower limit not stated)
Si1.3 ~ 2

Applicability and limitations

A match in the materials database does not establish suitability for cold heading or guarantee finished-product strength. Confirmation must consider wire condition, deformation, heat treatment and tests on actual parts.

022Cr19Ni5Mo3Si2N · GB /T 31303-2014

Original-source verification is incomplete; this is not a formal standard reference

Material category
Stainless steel
Subcategory
Duplex stainless steel
Material form
Reference record
Verification status
Reference data; original source not verified

Carbon-equivalent reference

IIW / CEV: not directly applicable to this material category
Pcm (Ito–Bessyo): not directly applicable to this material category
CET: not directly applicable to this material category

Composition

ElementComposition requirement
C≤ 0.03 (lower limit not stated)
Cr18 ~ 19
Mn1.2 ~ 2
Mo2.5 ~ 3
N0.05 ~ 0.12
Ni4.5 ~ 5.2
P≤ 0.03 (lower limit not stated)
S≤ 0.03 (lower limit not stated)
Si1.4 ~ 2

Applicability and limitations

A match in the materials database does not establish suitability for cold heading or guarantee finished-product strength. Confirmation must consider wire condition, deformation, heat treatment and tests on actual parts.

022Cr19Ni5Mo3Si2N · GB /T 3280-2015

Original-source verification is incomplete; this is not a formal standard reference

Material category
Stainless steel
Subcategory
Duplex stainless steel
Material form
Reference record
Verification status
Reference data; original source not verified

Carbon-equivalent reference

IIW / CEV: not directly applicable to this material category
Pcm (Ito–Bessyo): not directly applicable to this material category
CET: not directly applicable to this material category

Composition

ElementComposition requirement
C≤ 0.03 (lower limit not stated)
Cr18 ~ 19.5
Mn1 ~ 2
Mo2.5 ~ 3
N0.05 ~ 0.1
Ni4.5 ~ 5.5
P≤ 0.03 (lower limit not stated)
S≤ 0.03 (lower limit not stated)
Si1.3 ~ 2

Applicability and limitations

A match in the materials database does not establish suitability for cold heading or guarantee finished-product strength. Confirmation must consider wire condition, deformation, heat treatment and tests on actual parts.

022Cr19Ni5Mo3Si2N · GB /T 39033-2020

Original-source verification is incomplete; this is not a formal standard reference

Material category
Stainless steel
Subcategory
Duplex stainless steel
Material form
Reference record
Verification status
Reference data; original source not verified

Carbon-equivalent reference

IIW / CEV: not directly applicable to this material category
Pcm (Ito–Bessyo): not directly applicable to this material category
CET: not directly applicable to this material category

Composition

ElementComposition requirement
C≤ 0.03 (lower limit not stated)
Cr18 ~ 19.5
Mn1 ~ 2
Mo2.5 ~ 3
N0.05 ~ 0.12
Ni4.5 ~ 5.5
P≤ 0.035 (lower limit not stated)
S≤ 0.03 (lower limit not stated)
Si1.3 ~ 2

Applicability and limitations

A match in the materials database does not establish suitability for cold heading or guarantee finished-product strength. Confirmation must consider wire condition, deformation, heat treatment and tests on actual parts.

022Cr19Ni5Mo3Si2N · GB /T 4237-2015

Original-source verification is incomplete; this is not a formal standard reference

Material category
Stainless steel
Subcategory
Duplex stainless steel
Material form
Reference record
Verification status
Reference data; original source not verified

Carbon-equivalent reference

IIW / CEV: not directly applicable to this material category
Pcm (Ito–Bessyo): not directly applicable to this material category
CET: not directly applicable to this material category

Composition

ElementComposition requirement
C≤ 0.03 (lower limit not stated)
Cr18 ~ 19.5
Mn1 ~ 2
Mo2.5 ~ 3
N0.05 ~ 0.1
Ni4.5 ~ 5.5
P≤ 0.03 (lower limit not stated)
S≤ 0.03 (lower limit not stated)
Si1.3 ~ 2

Applicability and limitations

A match in the materials database does not establish suitability for cold heading or guarantee finished-product strength. Confirmation must consider wire condition, deformation, heat treatment and tests on actual parts.

022Cr19Ni5Mo3Si2N · GB /T 713.7-2023

Original-source verification is incomplete; this is not a formal standard reference

Material category
Stainless steel
Subcategory
Duplex stainless steel
Material form
Reference record
Verification status
Reference data; original source not verified

Carbon-equivalent reference

IIW / CEV: not directly applicable to this material category
Pcm (Ito–Bessyo): not directly applicable to this material category
CET: not directly applicable to this material category

Composition

ElementComposition requirement
C≤ 0.03 (lower limit not stated)
Cr18 ~ 19.5
Mn1 ~ 2
Mo2.5 ~ 3
N0.05 ~ 0.12
Ni4.5 ~ 5.5
P≤ 0.03 (lower limit not stated)
S≤ 0.015 (lower limit not stated)
Si1.3 ~ 2

Applicability and limitations

A match in the materials database does not establish suitability for cold heading or guarantee finished-product strength. Confirmation must consider wire condition, deformation, heat treatment and tests on actual parts.

022Cr19Ni5Mo3Si2N · NB /T 47010-2017

Original-source verification is incomplete; this is not a formal standard reference

Material category
Stainless steel
Subcategory
Duplex stainless steel
Material form
Reference record
Verification status
Reference data; original source not verified

Carbon-equivalent reference

IIW / CEV: not directly applicable to this material category
Pcm (Ito–Bessyo): not directly applicable to this material category
CET: not directly applicable to this material category

Composition

ElementComposition requirement
C≤ 0.03 (lower limit not stated)
Cr18 ~ 19.5
Mn1 ~ 2
Mo2.5 ~ 3
N0.05 ~ 0.12
Ni4.5 ~ 5.5
P≤ 0.03 (lower limit not stated)
S≤ 0.015 (lower limit not stated)
Si1.3 ~ 2

Applicability and limitations

A match in the materials database does not establish suitability for cold heading or guarantee finished-product strength. Confirmation must consider wire condition, deformation, heat treatment and tests on actual parts.

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