Major shell material grade, temp. range and applicable medium of casting and forging for industrial valves

ASTM

casting

ASTM

forging

GB

Temp.   Range

° C

Applicable   medium

Carbon   steel

A216   WCB

A105

20

-29   ~ 427

Water,   liquefied gas, steam, oil, natural gas

Low-temperature   carbon steel

A352   LCB

A350   LF2

16Mn

-46   ~ 343

Low   temperature medium

A352   LCC

A350   LF2

16Mn

-46   ~ 343

Low   temperature medium

High   temperature alloy steel

A217   WC1

A182   F1


-29   ~ 468

High   temperature medium

A217   WC6

A182   F11

15CrMo

-29   ~ 593

High   temperature medium

A217   WC9

A182   F22

10Cr2Mo1

-29   ~ 593

High   temperature medium

A217   C5

A182   F5

1Cr 5Mo

-29   ~ 593

Corrosive   high-temperature media

A217   C12

A182   F9


-29   ~ 593

High   sulfur oxidizing medium

Martensitic   stainless steel

A217   CA15

A182   F6a

1Cr13

-29   ~ 371

Above   450 ° C, lower strength   than 304

Austenitic   stainless steel (C≤0.08)

A351   CF8

A182   F304

0Cr18Ni9

-196   ~ 537

Corrosive   medium

A351   CF8M

A182   F316

0Cr18Ni12Mo2Ti

-196   ~ 537

Corrosive   medium

Ultra-low   carbon austenitic stainless steel (C≤0.03)

A351   CF3

A182   F304L

00Cr18Ni 10

-196   ~ 427

Corrosive   medium

A351   CF3M

A182   F316L

00Cr18Ni14Mo2

-196   ~ 454

Corrosive   medium

Special   alloy

A351   CN7M

UNS   N08020

(ALLOY   20)


-29   ~ 149

Oxidizing   medium and various concentrations of sulfuric acid

Monel   alloy M-30C

UNS   N04400

MONEL   400


-29   ~ 482

Hydrofluoric   acid, sea water

Hastelloy   HB HC




HB   resistant to hydrochloric acid, dilute sulfuric acid, phosphoric acid, formic   acid, acetic acid

H. resistant   to mixed acids of nitric acid, nitric acid and sulfuric acid

INCONEL   alloy




Hot   lye and alkaline sulfide