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ASME SA-553/SA-553M Q&T 8% and 9% Ni-alloy steel plates for pressure vessels

ASME SA-553/SA-553M

Standard: ASME SA-553/SA-553M
Steel Grade : SA553 type I, SA553 type II
Dimension range :3mm -260mm x 1000mm-4000mm x 1000mm-18000mm
MOQ: 1 PC
Delivery time : 10-40 days (Production)
Stock : Unvailable
MTC: Available
Payment Term : T/T or L/C At sight .
Latest price:

Specification :
SA553 in the standard SA-553/SA-553M is a kind of Ni alloy steel plates material used to fabric high temperature pressure vessels, the composition of Ni is 8% and 9%. SA553 have two types . They are : type I and type II . SA553 need to be done the (Quenching + Tempering ) heat-treatment to meet the property requirement in the standard ASTM SA-553/SA-553M.

 

ASTM SA-553/SA-553M SA553 steel chemical composition :%


Composition

Type I

Type II

C≤

Heat analyse

0.13

0.13

Product analyse

Mn ≤

Heat analyse

0.90

0.90

Product analyse

0.98

0.98

S ≤ P ≤

Heat analyse

0.035

0.035

Product analyse

Si

Heat analyse

0.15~0.40

0.15~0.40

Product analyse

0.13~0.45

0.13~0.45

Ni ≤

Heat analyse

8.50~9.50

7.50~8.50

Product analyse

8.40~9.60

7.40~8.60


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