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Beranda > Produk > Pipa Baja Dilas > GB24187 Tabung baja dilas presisi presisi tunggal
GB24187 Tabung baja dilas presisi presisi tunggal
GB24187 Tabung baja dilas presisi presisi tunggal
GB24187 Tabung baja dilas presisi presisi tunggal
GB24187 Tabung baja dilas presisi presisi tunggal
GB24187 Tabung baja dilas presisi presisi tunggal
  • GB24187 Tabung baja dilas presisi presisi tunggal
  • GB24187 Tabung baja dilas presisi presisi tunggal
  • GB24187 Tabung baja dilas presisi presisi tunggal
  • GB24187 Tabung baja dilas presisi presisi tunggal
  • GB24187 Tabung baja dilas presisi presisi tunggal

GB24187 Tabung baja dilas presisi presisi tunggal

    Jenis pembayaran: L/C,T/T,D/P,Paypal,Money Gram,Western Union
    Incoterm: FOB,CFR,CIF,FCA,CPT
    Min. Memesan: 5 Ton
    Waktu pengiriman: 35 Hari

Info dasar

Model No: GB24187

Mengetik: Lasan

Sertifikasi: API, CE, BSI, UL

Aplikasi: Pipa Hidrolik

Bagian Bentuk: Bulat

Pengobatan permukaan: Mabuk

Pemakaian: Industri Mesin

Teknik: EFW

Bahan: Baja karbon

Name: GB24187 Cold-drawn Precision Single Welded Steel Tubes

Technique: Cold Drawn

OD: 3-420mm

WT: 0.5-50mm

Length: 1-12m

Special Pipe: Welded Steel Tubes

Usage: Machinery

Surface Treatment: Oiled

Additional Info

Kemasan:  packing dalam kotak kayu atau dalam bundel heksagonal

Produktivitas: 20000 Tons per Year

Merek: Untuk kaya

Transportasi: Ocean,Land,Air

Tempat asal: Zhejiang, China (Daratan)

Kemampuan Supply: 60000 Ton per year

Sertifikat: ISO9001:2008 ISO14001:2008

Kode HS: 7306301100

Pelabuhan: Shanghai,Ningbo

Deskripsi Produk

Nama Produk : GB24187 Cold rolled baja karbon rendah Tabung baja dilas presisi yang dilas tunggal

Standar : GB24187

OD: 3-420mm

WT: 0,5-50mm

Panjang : 1-12m atau sesuai dengan aplikasi dan produksi aktual pelanggan.

Aplikasi : Mesin

Kelas Baja : 10 # .20 #

Teknologi : ditarik dingin, digulung dingin

Ciri:

Konsentrisitas yang baik

Kualitas permukaan bagus

Toleransi OD dan ID yang baik

Presisi Tinggi

Kualitas stabil

Kekasaran halus

JAMINAN KUALITAS TORICH


Table1 Jenis, keadaan dan kode permukaan tabung baja

Type

State

Code

Bright Surface

No coating on the inner and outer surface of steel pipe

SL

Copper plated surface

Copper plating on the outer surface of steel tube

Cu

Galvanized surface

Galvanized or zinc alloy on the outer surface of steel pipe

Zn

Double-sided copper plating surface

The inner and outer surfaces of the steel pipe are plated with copper

Cu/Cu

External galvanized inner copper plating surface

Galvanized or zinc alloy on the outer surface of steel pipe, copper plating on the inner surface

Zn/Cu

a.       Use electroplating, electroless or hot dip plating.

b.       Manufacture of steel strip with double-sided copper plating, and the quality of the coating at the weld line should be negotiated by both suppliers and suppliers.

c.        Manufacture of steel strip with double-sided copper plating.

Tabel 2 Diameter luar, ketebalan dinding dan berat teoritis

OD/mm

WT/mm

0.30

0.40

0.50

0.60

0.65

0.70

0.80

0.90

1.00

1.30

theoretical weight /(kg/m)

3.18

0.0213

0.0274

0.0330

 

 

 

 

 

 

 

4.00

0.0274

0.0355

0.0432

0.0503

 

 

 

 

 

 

4.76

0.0330

0.0430

0.0525

0.0616

0.0659

0.0701

 

 

 

 

5.00

0.0348

0.0454

0.0555

0.0651

0.0697

0.0742

 

 

 

 

6.00

0.0422

0.0552

0.0678

0.0799

0.0858

0.0915

0.1026

0.1132

0.1233

 

6.35

0.0448

0.0587

0.0721

0.0851

0.0914

0.0975

0.1095

0.1210

0.1319

 

7.94

0.0565

0.0744

0.0917

0.1086

0.1169

0.1250

0.1409

0.1563

0.1712

0.2129

8.00

0.0570

0.0750

0.0925

0.1095

0.1178

0.1260

0.1421

0.1576

0.1726

0.2148

9.53

0.0683

0.0901

0.1113

0.1321

0.1423

0.1524

0.1722

0.1915

0.2104

0.2639

10.00

0.0718

0.0947

0.1171

0.1391

0.1499

0.1605

0.1815

0.2020

0.2220

0.2789

12.00

0.0866

0.1144

0.1418

0.1687

0.1819

0.1951

0.2210

0.2464

0.2713

0.3430

12.70

0.0917

0.1213

0.1504

0.1790

0.1932

0.2072

0.2348

0.2619

0.2885

0.3655

14.00

0.1014

0.1342

0.1665

0.1983

0.2140

0.2296

0.2604

0.2908

0.3206

0.4072

15.88

0.1153

0.1527

0.1896

0.2261

0.2441

0.2621

0.2975

0.3325

0.3670

0.4674

16.00

0.1162

0.1539

0.1911

0.2279

0.2461

0.2641

0.3000

0.3352

0.3699

0.4713

18.00

0.1310

0.1736

0.2158

0.2575

0.2781

0.2987

0.3393

0.3795

0.4192

0.5354

Theoretical weight of no additional coating, density of steel is 7.85 kg/dm3

 

Outer diameter

Common precision

High precision

4.76

±0.08

±0.05

4.76-8.00

±0.12

±0.07

8.00-12.00

±0.16

±0.10

12.00

±0.20

±0.12

Tabel 4 Deviasi yang diperbolehkan dari ketebalan dinding tabung baja

Wall thickness

Permissible deviation

0.70

±0.05

0.70

±0.07

Table5 Deviasi yang diijinkan dari panjang pipa baja yang ditentukan

Length

Allowable deviation

2000

+4

0

2000-5000

+7

0

5000-8000

+10

0

TABEL 6 Komposisi Kimia Strip Baja ( Fraksi Massa ) %

Category

C

Si

Mn

P

S

Cold rolled low carbon steel strip

0.08

0.03

0.30

0.030

0.030

Cold rolled ultra low carbon steel strip

0.008

0.03

0.25

0.020

0.030

TABEL 7 Sifat Mekanik Baja Strip Baja Rendah Gulungan Dingin

Thickness

/mm

Tensile Strength

Rm/MPa

Yield Strength

Reh/MPa 

Elongation

A/%

0.25~0.35

270

 

32

0.35~0.50

34

0.50

36

a Replace with RP0.2 when the yield phenomenon is not obvious.

b Sample type of sample number D14 in GB/T 228-2002.

TABEL 8 Sifat Mekanis Baja Strip Baja Karbon Sangat Rendah Gulung Dingin

Thickness

/mm

Tensile Strength

Rm/MPa 

Yield Strength

Reh/MPa

Elongation

A/%

0.50

280

130~250

38

0.50

40

a Replace with RP0.2 when the yield phenomenon is not obvious.

b Sample type of sample number P14 in GB/T 228-2002.

TABEL 9 Sifat mekanik dari pipa baja

Category

Tensile Strength

Rm/MPa

Yield Strength

Reh/MPa

Elongation

A/%

Ordinary steel pipe(MA)

270

180

14

Soft steel tube(MB)

230

150~220

35

a Replace with RP0.2 when the yield phenomenon is not obvious.

b Sample type of sample number S7 in GB/T 228-2002.

TABEL 10 Item Inspeksi, Metode Uji Dan Kuantitas Sampling

NO

Inspection Items

Sampling Method ,Test Methods

Sampling Quantity

1

Chemical composition

GB/T 223, GB/T 4336, GB/T 20066

GB/T 20123, GB/T 20126

Take 1 samples per furnace

2

Mechanical property

GB/T 228

Take 1 samples per batch

3

Flattening test

GB/T 246

Take 1 samples per furnace

4

Expansion test

GB/T 242

Take 1 samples of two steel pipes per batch

5

Bending test

GB/T 244

Take 1 samples per batch

6

Hydraulic test

GB/T 241

Take 1 samples per batch

7

Flared test

Appendix A

Take 1 samples per batch

8

Requirements for the inner surface of high definition clean steel pipe

Appendix B

Consultation between Supply and demand parties

9

Outer coating

Appendix C

Consultation between Supply and demand parties

10

Residuals of internal surface cleanliness

Appendix D

Consultation between Supply and demand parties

Tabel A Ukuran Pembakaran Ganda Ganda

Out

Dimensions

D

Single-Layer expansion diameter

D1

Double-Layer expansion diameter

D2

The minimum length of Double-Layer expansion diameter

L

Inner diameter of double-lay expansion

D3

The inner diameter of flaring round corner

r

3.18

4.5

5.0

1.0

The maximum

size :(D-2S)+0.25

The minimum size:(D-2S)-0.50

1.0±0.3

 

4.00

5.4

6.0

1.0

4.76

6.3

7.0

1.0

5.00

6.6

7.3

1.0

6.00

7.7

8.4

1.0

6.35

8.1

8.8

1.0

7.94

10.1

10.7

1.6

8.00

10.1

10.8

1.6

9.53

11.8

12.5

1.6

10.00

12.3

13.0

1.6

12.00

14.6

15.2

1.6

14.00

17.0

17.5

2.1

15.88

19.1

19.6

2.1

16.00

19.2

19.7

2.1

18.00

21.5

22.0

2.1

Only to choose one from D2 and D3

Tabel C.1 Label, Jenis dan Waktu Tabung Baja Anti-korosi untuk Pendinginan

Label

Type

The time of anti-corrosion

Cu

Copper-coated iron

--

Zn

Galvanized pipe

48h

Tabel C.2 Film Konversi Tabung Tembaga pada Label, Tipe, Penampilan Khas dan Waktu Anti-korosi

Label

Type

Typical appearance

The time of anti-corrosion

A

Bright

Transparent, sometimes with a slight blue light

6h

B

Bleach

Transparent and a little iridescence

24h

C

Iridescence

The iridescence of partial yellow

72h

D

Dark color

Oliver green with brown and bronze

96h

E

Composite

Dark

200h

Note: This table is based on chromate conversion film, the use of other treatment methods can be negotiated by both parties

Welded Steel Pipe,Spiral Welded Steel Pipe,High Frequency Welded Steel Pipe,Black Carbon Steel Welded Pipe, Oval steel tube

PIC_20161125_110627_FE7


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