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Wenzhou China Manufacture Directly, Metal Square Tubes, Stainless Steel Pipe Stainless Steel Welded Square Tube, Inox Tube

Welded Square tube is also be used widely same as round tube, usually square tube for structure be used in industry and decorate field. This kind of tube finish can be varied much, such NO.4, HL, Grit600, Colored, Mirror.

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Wenzhou China Manufacture Directly, Metal Square Tubes, Stainless Steel Pipe Stainless Steel Welded Square Tube, Inox Tube

We absorb advanced technology at home and abroad, and combine practice to apply technology into our 409L stainless steel coil, Stainless Steel Bars, ss Channel Bar. With the spirit of 'credit first, development through innovation, sincere cooperation and joint growth', our company is striving to create a brilliant future with you, so as to become a most valuable platform for exporting our goods in China! Active communication and cooperation with peers and improved innovation capacity are the driving force behind the sound and stable development of our company. With forward-looking strategic thinking, diversified product series, strict quality control and excellent service concept, our company has established strategic partnerships with many well-known companies abroad. We establish an excellent corporate culture and hope that employees can work happily in a warm corporate environment.

Product Description

Welded Square tube is also be used widely same as round tube, usually square tube for structure be used in industry and decorate field. This kind of tube finish can be varied much, such NO.4, HL, Grit600, Colored, Mirror.


Production Standard:

ASTM A554, JIS G3446, DIN17457, GB/T 12770, JG/T3030, YB\T 5363


Main grade mechanical property in different standard

201

Y.S./Mpa ≥

T.S./Mpa ≥

E.L./% ≥

HB ≤

HRB ≤

HBW ≤

HV ≤

ASTM

260

515

40

-

95

217

-

JIS

275

520

40

241

100

-

253

GB

205

515

30

- 

99

-

- 

202

Y.S./Mpa ≥

T.S./Mpa ≥

E.L./% ≥

HB ≤

HRB ≤

HBW ≤

HV ≤

ASTM

260

620

40

-

-

241

-

JIS

275

520

40

-

95

207

218

GB

-

-

-

-

-

-

-

304

Y.S./Mpa ≥

T.S./Mpa ≥

E.L./% ≥

HB ≤

HRB ≤

HBW ≤

HV ≤

ASTM

205

515

40

-

92

201

-

JIS

205

520

40

187

90

-

200

GB

205

515

40

-

92

201

210

316L

Y.S./Mpa ≥

T.S./Mpa ≥

E.L./% ≥

HB ≤

HRB ≤

HBW ≤

HV ≤

ASTM

170

485

40

-

95

217

-

JIS

175

480

40

187

90


200

GB

170

485

40

-

95

217

220

409

Y.S./Mpa ≥

T.S./Mpa ≥

E.L./% ≥

HB ≤

HRB ≤

HBW ≤

HV ≤

ASTM

-

-

-

-

-

-

-

JIS

175

360

22

162

80

-

175

GB

-

-

-

-

-

-

-

409L

Y.S./Mpa ≥

T.S./Mpa ≥

E.L./% ≥

HB ≤

HRB ≤

HBW ≤

HV ≤

ASTM

170

380

20

-

88

179

-

JIS

175

360

25

162

80

-

175

GB

170

380

20

-

88

179

200

410S

Y.S./Mpa ≥

T.S./Mpa ≥

E.L./% ≥

HB ≤

HRB ≤

HBW ≤

HV ≤

ASTM

205

415

22

-

89

183

-

JIS

205

410

20

-

88

183

200

GB

205

415

20

-

89

183

200


Production Process and Feature

About square and rectangle tube producing, the first step we make round tube, then reform to square or rectangle tube, sometime do the surface process.


Application

It's widely used on industry structure and building decorative


We try our best to reduce the cost of our Wenzhou China Manufacture Directly, Metal Square Tubes, Stainless Steel Pipe Stainless Steel Welded Square Tube, Inox Tube and provide our customers with the best quality and inexpensive products as well as considerate services to win the market and create the future together with our customers. We are a manufacturer with strong technical force, high quality and commercial reputation. Every cooperation is the beginning of a service journey!

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