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ASTM A387 GRADE 91 steel work/steel structure/steel machining parts

ASTM A387 GRADE 91 steel work/steel structure/steel machining parts

ASTM A387 GRADE 91 is a kind of Chromium-Molybdenum alloy steel plate, intended for welded boiler and pressure vessels which designed for elevated temperature service

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Product Description

ASTM A387 GRADE 91 is a kind of Chromium-Molybdenum alloy steel plate, intended for welded boiler and pressure vessels which designed for elevated temperature service. With these steel plate, we can produce different kinds of ASTM A387 GRADE 91 steel work/steel structure/steel machining parts to customer.

The chemical composition of ASTM A387 GRADE 91 steel plate

GRADE

C

Mn

P max

S max

Si

Cr

Mo

Ni

V

Nb

N

Al

Ti

Zr

A387 GRADE 91

0.08-0.12

0.30-0.60

0.02

0.01

0.20-0.50

8.00-9.50

0.85-1.05

≤0.40

0.18-0.25

0.06-0.10

0.030-0.070

≤0.02

≤0.01

≤0.01

The mechanical property of ASTM A387 GRADE 91 Class 2 steel plate

Grade

Tensile strength

Yield strength min

Elongation % min

ksi

Mpa

ksi

Mpa

In 8 in.

In 2 in.

GRADE 91 Class 2

85-110

585-760

60

415

18

General requirement: ASTM A20/A20M.

Heat treatment: normalizing and tempering.

Katalor enterprises is the A level agent of Baosteel and Jigang, we also has good relationship with most steel factories in China. We can help book ASTM A387 GRADE 91 steel plate from factory in competitive price.

Our product: Air storage tank,reaction still, flange, waste gas cleaning tower, separator, chemical tower, heat exchanger, storage tank, etc.

We also offer steel processing such as bending, beveling, drilling, and milling, if you need ASTM A387 GRADE 91 Class 2 steelwork, steel structure, steel machining parts, please contact us.

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