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GB4237 1Cr12 MARTENSITIC stainless steel plate

GB4237 1Cr12 MARTENSITIC stainless steel plate

GB4237 1Cr12 MARTENSITIC stainless steel plate is a kind of stainless heat-resistant steel for steam turbine blades and high-stress parts.
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GB4237 1Cr12 MARTENSITIC stainless steel plate is a kind of stainless heat-resistant steel for steam turbine blades and high-stress parts. GB4237 1Cr12 MARTENSITIC stainless steel plate is composed of chemical substances such as carbon, manganese, chromium and nickel. It has high tensile strength and is usually delivered in heat treatment state. Katalor is the supplier of GB4237 1Cr12 MARTENSITIC stainless steel plate, we have GB4237 1Cr12 MARTENSITIC stainless steel plate on sale.

The application of GB4237 1Cr12 MARTENSITIC stainless steel plate

Stainless steel 1Cr12 is a good stainless steel heat-resistant steel for steam turbine blades and high stress components.

GB4237 1Cr12 MARTENSITIC stainless steel plate chemical composition

Element

Weight %

Fe

84.6849 — 88.4999

Cr

11.5 — 13.0

Mn

0.0 — 1.0

Ni

0.0 — 0.6

Si

0.0 — 0.5

C

0.0 — 0.15

P

0.0 — 0.035

S

0.0 — 0.03

GB4237 1Cr12 MARTENSITIC stainless steel plate Mechanical properties

Tensile strength σb (MPa)

quenching and tempering, ≥590

Conditional yield strength σ0.2 (MPa)

quenching and tempering, ≥390

Elongation δ5 (%)

quenching and tempering, ≥25

Section shrinkage ψ (%)

quenching and tempering, ≥ 55

Impact work Akv (J)

quenching and tempering, ≥118

Hardness

Annealed, ≤200HB; quenched and tempered, ≥170HB

Cold rolled GB4237 1Cr12 MARTENSITIC stainless steel plate Specification

Thickness

0.3-8mm

Width

600-2100mm

Length

2000-18000mm

Tolerance: according to relevant standard
Surface: 2D, 2B, BA, No3, No4, polish and so on.

Hot rolled GB4237 1Cr12 MARTENSITIC stainless steel plate Specification

Thickness

2.5-25mm

Width

1000-2100mm

Length

4000-12000mm

Tolerance: according to relevant standard
Surface: No.1

GB4237 1Cr12 MARTENSITIC stainless steel plate Heat treatment specifications and metallographic organization

Heat treatment specifications: 1) Annealing, 800-900 ° C slow cooling or about 750 ° C rapid cooling; 2) quenching, 959 ~ 1000 ° C oil cooling; 3) tempering 700 ~ 750 ° C rapid cooling.
Metallographic organization: The tissue is characterized by martensite type.

GB4237 1Cr12 MARTENSITIC stainless steel plate Delivery status

Generally delivered in heat treatment state, the type of heat treatment is indicated in the contract; if not specified, it is delivered in the state of no heat treatment.

 

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Contact Us

Shanghai Katalor Enterprises Co., Ltd

0086-18317160019
[email protected]
No.230,1st Floor,Building No.1,No.221 Of Huashen Road,Free Trade Area Of Pudong New District,Shanghai China
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