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Shenzhen Topwell Technology Co.,Ltd

Welcome to Shenzhen Topwell Technology Co.,Ltd, a leading product Manufacturing Company in China with over 27 years of experience. We provide services such as: Industrial Design, Mechanical Design, Mould Design and Manufacturing, Second processing and Product assembly. We also offer one-stop services for plastic parts and products.

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Automotive Metal Parts

ISO Certified Automotive Metal Parts Laser Welding Sheet Metal Parts

Metal side baffle products Material: SGCC Surface treatment: natural color Usage: Instrument and electronic equipment


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ISO Certified Automotive Metal Parts

Welding Automotive Metal Parts 

Welding Sheet Metal Parts

Material:SECC
Finished:Blank
Salt Spray Test:700h
Product Size:35*46*38MM
Product Accuracy:0.1mm
Applied To:3C Electrons
Place of Origin:China Shenzhen
Brand Name:TOPWELL
Minimum Order Quantity:10000 pcs
Price:USD0.1-0.3 per pcs
Packaging Details:32*23*17cm
Delivery Time:5-8 work days
Payment Terms:T/T
Supply Ability:10000 pcs days


Description

ISO certified factory laser welding sheet metal parts manufacturing stamping services

 

Description

 

Material Specification Sheet Galvanized Steel

 

Hot‐dipped galvanized commercial steel is carbon steel sheet coated with zinc on two sides by the continuous hot‐ dipped process. This process results in a layer of zinc on each side of the steel sheet that is tightly adhering to the steel thru the formation of an iron‐zinc alloy bonding layer that is formed by a diffusion process while the heated steel strip is in contact with the molten zinc. Hot‐dipped galvanized steel is one of the most economical corrosion resistant sheet materials available. It is excellent for all applications where optimum galvanic protection from corrosion is required. Additionally, galvanized steel lends itself to most fabrication processes. It can be roll‐ formed, brake‐formed or lock‐seamed. It can be joined by various methods including riveting, soldering, welding and spot welding. Galvanized steel is available in numerous metallurgical grades providing different degrees of formability and strength to the base sheet. The designation for the basic galvanized product is commercial steel (CS). This product is useful for many applications requiring the strength of steel combined with the workability needed for bending and moderate forming; it provides the strength and formability levels that most users need for general purpose applications.

 

Mechanical Properties

Typical mechanical properties for hot‐dipped galvanized commercial steel are listed below.

 

Continuously Hot Dip Zinc Coated Low Carbon Steel for Cold Forming

 

Chemical Composition (%)

TATCELIK Grade

Grade

Standard

C (max.)

Mn (max.)

P (max.)

S (max.)

Si (max.)

Ti (max.)

DX51D+Z

DX51D+Z

EN 10346:2015

0,18

1,20

0,12

0,045

0,50

0,30

DX52D+Z

DX52D+Z

EN 10346:2015

0,12

0,60

0,10

0,045

0,50

0,30

 

Mechanical Properties

TATCELIK Grade

Grade

Standard

Re N/mm² (max.)

Rm N/mm²

A (%) A80 (min.)

DX51D+Z

DX51D+Z

EN 10346:2015

-

270-500

22

DX52D+Z

DX52D+Z

EN 10346:2015

140-300

270-420

26

 

High Strength Low Alloyed Zinc Coated Steels by Continuous Hot-Dip Process for Cold Forming

Chemical Composition (%)

TATCELIK Grade

Grade

Standard

C (max.)

Mn (max.)

P (max.)

S (max.)

Si (max.)

Al Total (min.)

Nb (max.)

Ti (max.)

HX260LAD+Z

HX260LAD+Z

EN 10346:2015

0,11

1,00

0,03

0,025

0,50

0,015

0,09

0,15

HX300LAD+Z

HX300LAD+Z

EN 10346:2015

0,12

1,40

0,03

0,025

0,50

0,015

0,09

0,15

HX340LAD+Z

HX340LAD+Z

EN 10346:2015

0,12

1,40

0,03

0,025

0,50

0,015

0,10

0,15

HX380LAD+Z

HX380LAD+Z

EN 10346:2015

0,12

1,50

0,03

0,025

0,50

0,015

0,10

0,15

HX420LAD+Z

HX420LAD+Z

EN 10346:2015

0,12

1,60

0,03

0,025

0,50

0,015

0,10

0,15

HX460LAD+Z

HX460LAD+Z

EN 10346:2015

0,15

1,70

0,03

0,025

0,50

0,015

0,10

0,15

HX500LAD+Z

HX500LAD+Z

EN 10346:2015

0,15

1,70

0,03

0,025

0,50

0,015

0,10

0,15

 

Mechanical Properties

TATCELIK Grade

Grade

Standard

Re N/mm² (max.)

Rm N/mm²

A (%) A80 (min.)

HX260LAD+Z

HX260LAD+Z

EN 10346:2015

260-330

350-430

26

HX300LAD+Z

HX300LAD+Z

EN 10346:2015

300-380

380-480

23

HX340LAD+Z

HX340LAD+Z

EN 10346:2015

340-420

410-510

21

HX380LAD+Z

HX380LAD+Z

EN 10346:2015

380-480

440-560

19

HX420LAD+Z

HX420LAD+Z

EN 10346:2015

420-520

470-590

17

HX460LAD+Z

HX460LAD+Z

EN 10346:2015

460-560

500-640

15

HX500LAD+Z

HX500LAD+Z

EN 10346:2015

500-620

530-690

13

 

Continuously Hot Dip Zinc Coated High Yield Strength Dual Phase Steels

 

Chemical Composition (%)

 

TATCELIK Grade

 

Grade

 

Standard

C

(max.)

Mn (max.)

P

(max.)

S

(max.)

Si (max.)

Al total

Cr + Mo (max.)

Nb + Ti (max.)

V

(max.)

B

(max.)

HCT450X

HCT450X

EN 10346:2015

0,14

2,00

0,08

0,015

0,75

0,015-1,0

1,00

0,15

0,20

0,005

HCT490X

HCT490X

EN 10346:2015

0,14

2,00

0,08

0,015

0,75

0,015-1,0

1,00

0,15

0,20

0,005

HCT590X

HCT590X

EN 10346:2015

0,15

2,50

0,04

0,015

0,75

0,015-1,5

1,40

0,15

0,20

0,005

 

 

Mechanical Properties

 

TATCELIK Grade

 

Grade

 

Standard

Re N/mm²

Rm N/mm² (min.)

A (%)

A80 (min.)

 

n10-UE (min.)

BH2

N/mm² (min.)

HCT450X

HCT450X

EN 10346:2015

260-340

450

27

0,16

30

HCT490X

HCT490X

EN 10346:2015

290-380

490

24

0,15

30

HCT590X

HCT590X

EN 10346:2015

330-430

590

20

0,14

30

 

Continuously Hot Dip Zinc Coated Low Carbon Steel for Cold Forming

Chemical Composition (%)

 

TATCELIK Grade

 

Grade

 

Standard

C

(max.)

Mn (max.)

P

(max.)

S

(max.)

Al (min.)

Cu (max.)

Ni (max.)

Cr (max.)

Mo (max.)

V

(max.)

Nb max.)

Ti (max.)

 

CS Type B

 

CS Type B

ASTM A653M:2015

0,02-

0,15

 

0,60

 

0,03

 

0,035

 

-

 

0,25

 

0,20

 

0,15

 

0,06

 

0,008

 

0,008

 

0,025

 

CS Type C

 

CS Type C

ASTM A653M:2015

 

0,08

 

0,60

 

0,10

 

0,035

 

-

 

0,25

 

0,20

 

0,15

 

0,06

 

0,008

 

0,008

 

0,025

 

FS Type B

 

FS Type B

ASTM A653M:2015

0,02-

0,10

 

0,50

 

0,02

 

0,03

 

-

 

0,25

 

0,20

 

0,15

 

0,06

 

0,008

 

0,008

 

0,025

 

DDS Type A

 

DDS Type A

ASTM A653M:2015

 

0,06

 

0,50

 

0,02

 

0,025

 

0,01

 

0,25

 

0,20

 

0,15

 

0,06

 

0,008

 

0,008

 

0,025

 

ASTM Specifications

ASTM Designation A924 outlines the general requirements for carbon steel sheet metal coated by the hot‐dipped process. A924 designates tolerances for thickness, width, camber, shape, etc.

ASTM Designation A653 outlines the general requirements for the hot‐dipped coated galvanized steel. Included in this specification are steel chemistry requirements and typical mechanical properties of the various metallurgical grades. ASTM A653 also includes the coating weight requirements for the different coating designations.

Coating Thickness

Coating thickness is measured as the coating weight in ounces per square foot. For example the coating designation G‐90 specifies there is a minimum coating weight of .90 ounces per square foot on both sides of the sheet.

Surface Treatment

The "chem‐treat dry" surface treatment consists of an application of a thin, invisible, corrosion inhibiting, inorganic, chemical film on the zinc surface. This film is applied at the galvanizing line by dipping into an aqueous solution of corrosion inhibiting chemicals. The chemically treated surface is much more resistant to "white rust" ‐ the corrosion of zinc that typica


Details

0001 关于公司

01mould design

02CNC Machining Workshop

003 Quality Department

03EDM Workshop

04Mold assembly workshop

05Stamping Workshop

06Measurement room

07Product testing laboratory

08Quality management

01 Large scale pneumatic stamping

02 high-power fiber laser cutting machine

03Bending machine (maximum 3.2 meters)

Automated image measuring instrument

01Visiting factories

02Group photo

03Meeting discussion

04fairs and sales

05Visiting Customers

06cultural exchange

001Our team

002质量管理体系认证(certificate)

004 Logistics transportation


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