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ASME SA-645/SA-645M 5% Nickel alloy steel plates for pressure vessels

ASME SA-645/SA-645M

Standard: ASME SA-645/SA-645M
Steel Grade : SA645
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 :
SA645 in the standard SA-645/SA-645M is a kind of Ni alloy steel plates material used to fabric high temperature pressure vessels, the composition of Ni is 5%. SA645 need to be done the special heat-treatment to meet the property requirement in the standard ASTM SA-645/SA-645M.

 

ASTM SA-645/SA-645M SA645 steel chemical composition :%


Composition

Heat analyse

Product analyse

C ≤

0.13

0.15

Mn

0.30~0.60

0.25~0.66

P ≤

0.025

0.035

S ≤

0.025

0.035

Si

0.20~0.40

0.18~0.45

Ni

4.75~5.25

4.65~5.35

Mo

0.20~0.35

0.17~0.38

Alt

0.02~0.12

0.01~0.16

N ≤

0.020

0.025


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