imported 304 cold-rolled stainless steel Metal strip

imported 304 cold-rolled stainless steel Metal strip

  • Deburring
  • Applying blue protective film
  • High hardness
  • Cutting steel sheets

Temper: ANN, 1/2H, 3/4H, H, EH, SEH
Thickness: 0.05–3.0 mm
Width: 4–2000 mm

제품 설명

Overview of imported 304 cold-rolled stainless steel Metal strip:

imported 304 cold-rolled stainless steel Metal strip offers excellent corrosion resistance, heat resistance, low-temperature strength, and mechanical properties. While it is corrosion-resistant in atmospheric environments, it requires timely cleaning in industrial or heavily polluted areas to prevent corrosion. It is well-suited for the processing, storage, and transportation of food products. It also possesses good workability and weldability. Applications include plate heat exchangers, bellows, household goods, construction materials, and use within the chemical and food industries. 304 stainless steel is recognized as a food-grade material.

Stainless steel strips—also referred to simply as steel strips—are categorized by production method (hot-rolled or cold-rolled) and quality grade (standard or high-quality). There is a wide variety of stainless steel strips, serving a broad range of applications.

Common types include stainless steel coils, precision stainless steel strips, and imported stainless steel strips.

Surface finishes include: bright, matte, AB, 2B, titanium-coated (gold, rose gold, black titanium, or bronze), industrial, frosted, brushed, “snowflake” (satin) finish, and 8K mirror finish.

The chemical designation for 304 stainless steel is 06Cr19Ni10 (formerly 0Cr18Ni9), containing 19% chromium and 8–10% nickel.

While nickel (Ni) and chromium (Cr) are the most critical elements in 304 stainless steel, the composition is not limited to these two; specific requirements are defined by product standards. In the industry, a material is generally considered 304 stainless steel if it contains more than 8% nickel and more than 18% chromium—which is why this type is often referred to as “18/8 stainless steel.”

imported 304 cold-rolled stainless steel Metal strip

Product Advantages

Imported 304 cold-rolled stainless steel Metal strip

 

 

Corrosion-resistant, rust-proof, and long-lasting.


304 stainless steel features a natural passive protective film that guards against moisture, mild acids and alkalis, and salt spray in coastal environments, ensuring it remains rust-free even with long-term use.

Uniform and precise thickness; resistant to cracking during processing.
The cold-rolling process ensures strict control over thickness tolerances and consistent hardness throughout the entire coil. After slitting, the edges remain straight and free of burrs. The material is highly resistant to cracking or springback during stamping, bending, or rolling operations, making it well-suited for the high-speed requirements of automated manufacturing equipment.

Smooth, even surface with a variety of finish options
The material features a dense, sleek surface that resists the accumulation of dirt and grime, making it easy to clean. A range of available surface finishes caters to diverse aesthetic and technical requirements—ideal for applications such as precision shims, electronic stamped parts, decorative trim, and sealing gaskets.

Flexible Customization via Precision Slitting and Cutting
Original-manufacturer (JBL) master rolls can be precision-slit into narrower strips or cut to specific lengths according to your requirements. We accommodate both small-batch, custom-length orders and large-volume, full-roll supply. Our products are well-suited for non-standard, customized applications—including connectors, metal stamping, pipe clamps, and equipment seals.

Imported 304 cold-rolled stainless steel Metal strip

 

SUS 304 Stainless Steel Chemical Composition

등급

C (%)

Si (%)

Mn (%)

P (%)

S (%)

Ni (%)

Cr (%)

Mo (%)

N (%)

스테인리스강 304

≤0.08

≤1.00

≤2.00

≤0.045

≤0.030

8.00–10.50

18.00–20.00

—

—

SUS 304 Stainless Steel – Mechanical Properties

A. Solution-Treated or Annealed Condition (JIS G4305 / G4312)

강종

항복 강도(MPa)

인장 강도(MPa)

연신율 (%)

Surface Hardness (HV)

Bending Test Angle

Bending Radius

스테인리스강 304

≥ 205

≥ 520

≥ 40

≤ 200

—

—

B. Cold-Worked Condition (JIS G4313)

강종

Delivery Condition

Surface Hardness (HV)

인장 강도(MPa)

항복 강도(MPa)

연신율 (%)

스테인리스강 304

1/2H

250–310

≥ 780

≥ 470

≥ 6

스테인리스강 304

3/4H

310–370

≥ 930

≥ 665

≥ 3

스테인리스강 304

H

370–430

≥ 1,130

≥ 880

—

Internal Control Standards Table

1. Thickness Tolerance Standards

Thickness (T)

JIS Standard (mm)

Internal Control Standard (mm)

T < 0.15

±0.01

+0 / −0.01

0.15 ≤ T < 0.25

±0.02

+0 / −0.01

0.25 ≤ T < 0.35

±0.02

+0 / −0.015

0.35 ≤ T < 0.5

±0.03

+0 / −0.02

0.5 ≤ T < 0.8

±0.03

+0 / −0.025

0.8 ≤ T < 1.2

±0.04

+0 / −0.03

1.2 ≤ T < 2.0

±0.05

+0 / −0.04

2.0 ≤ T ≤ 3.0

±0.06

+0 / −0.05

2. Allowable Bow / Camber Tolerance Standards

Measurement length: 1,000 mm · Unit: mm

Width Range (mm)

JIS Standard

Internal Control Standard

6–9

5

2

9–13

4

2

13–25

3

2

25–50

3

2

50–100

2

2

100–400

1

2

All widths

—

2

3. Burr (Sharp Edge) Tolerance Standards

Unit: mm

재료

두께(mm)

Allowable Burr Height (mm)

Carbon Steel

0.1–0.3

0.02

Carbon Steel

0.3–0.5

0.025

Carbon Steel

0.5–1.0

0.03

Stainless Steel

0.1–0.2

0.02

Stainless Steel

0.2–0.5

0.02

Stainless Steel

0.5–1.0

0.03

4. Material Straightness Tolerance Standards

Measurement length: 1,000 mm · Unit: mm

Material Category

두께(mm)

Length (mm)

Allowable Straightness Deviation

Mill-Processed Stainless Steel

0.1–0.8

1,000

< 5 cm

Other Materials

0.1–0.8

1,000

< 3 cm

5. Inner and Outer Diameter Capability Standards

Unit: mm

Outer Diameter Range

Available Inner Diameter Options

Default Inner Diameter

Within 1,000 mm

200 / 300 / 400 / 500

300 mm

Note: Unless otherwise specified, the default inner diameter is 300 mm.

6. Packaging Standards

Packaging Category

Options

Packaging Type

Environmentally Friendly Film Packaging / Rust-Proof Paper Packaging

Default Packaging

Rust-Proof Paper Packaging

Note: Unless otherwise specified, rust-proof paper packaging is used by default.

7. Labeling Standards

Label Category

Options

Label Type

Customer-Provided Label

Label Type

Designated Customer Label

Label Type

Standard Label

Label Type

RoHS Label

Label Type

Inner and Outer Ring Labels

Note: Unless otherwise specified, standard labels are used and attached to the outer packaging.

imported 304 cold-rolled stainless steel Metal strip

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