Material Specifications

Provide ASTM Material Specifications for your reference

Yuangao Valves--Reference of ASTM Material Specifications

Covering Cast and Forged Valves, Fittings, Flanges and Unions 
Material 
Forgings 
Castings 
Wrought Fittings 
Carbon Steel
Cold Tempterature Service 
A 105
A350-LF2 
A216-WCB 
A234-WPB
A420-WPL6 
Carbon-1/2 Moly Alloy Steel
High Tempterature Service 

A182-F1 
A217-WC 1
A352-LC1 

A234-WP1 
3-1/2 Nickel Alloy Steel
Low Tempterature Service 

A350-LF3 
A352-LC3
A420-WPL3
1/2 Cr-1/2 Mo Alloy Steel
1/2 Cr-1/2 Mo-1 Ni Alloy
3/4 Cr-1 Mo-3/4 Ni Alloy Steel
1 Cr-1/2 Mo Alloy Steel

A182-F2


A182-F12 CL2 

A217-WC 4
A217-WC5 

A234-WP12 CL2 
1-1/4 Cr-1/2 Mo Alloy Steel

2-1/4 Cr-1 Mo Alloy Steel
5 Cr-1/2 Mo Alloy Steel
5 Cr-1/2 Mo Alloy Steel
9 Cr-1 Mo Alloy Steel
13 Cr Alloy Steel 

A182-F11 CL2

A182-F22 CL 3
A182-F 5
A182-F 5a 
A182-F 9
A182-F6

A217-WC 6
A217-WC9

A217-C 5
A217-C 12
A743-CA15 

A234-WP11 CL2

A234-WP22 CL 3
A234-WP5

A234-WP9

Type 304 Stainless Steel (18 Cr-8 Ni)
Standard
Low Carbon 
High Temperature Service  

A182-F 304
A182-F 304L 
A182-F304H 

A351-CF3

A351-CF8 

A403-WP 304
A403-WP 304L 
A403-WP304H 

Type 310 Stainless Steel (25 Cr-20 Ni)
Type 316 Stainless Steel (16 Cr-12 Ni-2 Mo)
Standard 
Low Carbon 
High Temperature 

A182-F310H

A182-F 316
A182-F 316L 
A182-F316H

A351-CK20




A351-CF 3M 
A351-CF 8M 

A403-WP310

A403-WP 316
A403-WP 316L 
A403-WP316H

Type 317 Stainless Steel (18 Cr-13 Ni-3 Mo)
Type 321 Stainless Steel (18 Cr-10 Ni-Ti)
Standard 
High Temperature Service  

A182-F 321
A182-F321H 


A403-WP317

A403-WP 321
A403-WP321H 

Type 347 Stainless Steel (18 Cr-10 Ni-Cb)
Standard
High Temperature Service  

A182-F 347
A182-F321H 

A351-CF 8C 
A403-WP 347
A403-WP347H

Type 348 Stainless Steel (18 Cr-10 Ni-Cb)
Standard
High Temperature Service  

A182-F 348
A182-F348H 


A403-WP 348
A403-WP438H 


API Trim Materials
Trim Number
Seat Ring Surface
Wedge Seat Surface
Stem
Backseat Bushing
1
F6
F6
F6
F6
2 F304 F304
F304 F304
5 Stellite
Stellite
F6 F6
6 Cu-Ni
F6
F6 F6
8 Hardfaced
F6
F6 F6
9 Monel
Monel
Monel
Monel
10 F316
F316
F316
F316
12 F316/HF
F316/HF
F316
F316
13 A20
A20
A20
A20
18 Stellite
F6
F6
F6

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