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china tractors for sale double wall bundy tube -PVF plated bundy tube AF


china tractors for sale double wall bundy tube -PVF plated bundy tube AF

Market Type:  After Market

Packing:  bundled and wrapped in plastic film , wooden case or iron box, etc( as your requirement)

Delivery Port:  Tianjin Port

Minimum Order:  2 Metric Tons

Product Attribute:

Supply Ability:60 Ton/Tons per Month

Delivery Details:30 days on receipt of the deposit

Production Description:

1.TECHNICAL PARAMETER:

Product specifications and mechanical Property of double-welded steel pipe

outer  diameter  (φ)

wall thickness  tolerance(mm)

wall thickness(mm)

diameter tolerance (mm)

  weight (g/m)

  weight   Zinc(g/m)

weight  PVF (g/m)

resistance to pressure (Mpa)

length(m/ton)

4.75(3/16″)

+0.05

0.7

 

 

 

±0.12 common And ± 0.08 Higher



70

71

72

88

13889

6

±0.05

91

92

93

70

10753

6.35(1/4″)

±0.05

97

98

99

64

10101

8(5/16″)

±0.05

125

127

128

51

7813

9.52(3/8″)

±0.10

152

153

154

43

6494

10

±0.10

160

162

163

41

6135

12

±0.10

194

196

198

34

5051

8

±0.05

1

172

174

175

72

5714

10

±0.10

220

222

223

58

4484

12

±0.10

270

272

274

48

3650

15

±0.10

346

349

351

36

2849

Mechanical Property  

Yield Strength 6s ≥180Mpa   

Elongation δ≥25% 

Tensile Strength 6s ≥290Mpa       

Test item 

Flaring Test  / Bending Test /  Flattening Test /  Pressure Test / SalJt mist Test

 

Specification and performance of surface plated

 

MarkTypeTypical AppearanceAiti-corrosion Time
ACopper coating layerBright or light blue6-8h
BWhite Zinc coating layerRainbow and white24-36h
CColor Zinc coating layerYellow rainbow72-96h
DOlive Green coating layerOlive green or bronze color96-144h
EPVF coating layer(Mainland)Black≥1000h
 PVF coating layer(Abroad)3000-5000h

 

2.APPLICATION:

Automobile, Engine Vehicle, and Refrigeration Industry. 

 

3. PRODUCTION FLOW:

 

4.PACKING:

 

5.CERTIFICATION:

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