Anasayfa > Ürünler > Kaynaklı Çelik Boru > GB24187 Soğuk çekilmiş hassas tek kaynaklı çelik borular

GB24187 Soğuk çekilmiş hassas tek kaynaklı çelik borular

Ödeme şekli:
L/C,T/T,D/P,Paypal,Money Gram,Western Union
Incoterm:
FOB,CFR,CIF,FCA,CPT
Min. sipariş:
5 Ton
Ulaşım:
Ocean,Land,Air
Liman:
Shanghai,Ningbo
  • Ürün Açıklaması
Overview
Ürün özellikleri

model numarası.GB24187

MarkaZenginlere

Tedarik Yeteneği ve Ek Bilgiler

Ambalaj ahşap kutularda veya altıgen demetleri ambalaj

Verimlilik20000 Tons per Year

UlaşımOcean,Land,Air

Menşe yeriZhejiang, Çin (Anakara)

Desteklemek60000 Ton per year

SertifikaISO9001:2008 ISO14001:2008

HS Kodu7306301100

LimanShanghai,Ningbo

Ödeme şekliL/C,T/T,D/P,Paypal,Money Gram,Western Union

IncotermFOB,CFR,CIF,FCA,CPT

Paketleme ve Teslimat
Satış Birimleri:
Ton
Paket Türü:
ahşap kutularda veya altıgen demetleri ambalaj

Ürün Adı : GB24187 Soğuk haddelenmiş düşük karbonlu çelik Soğuk çekilmiş hassas tek kaynaklı çelik borular

Standart : GB24187

OD: 3-420mm

WT: 0.5-50mm

Uzunluk : 1-12m veya müşterilerin gerçek uygulama ve üretim göre.

Uygulama : makine

Çelik Sınıfı : 10 # .20 #

Teknoloji : soğuk çekilmiş, soğuk haddelenmiş

Karakteristik:

Iyi konsantriklik

Iyi yüzey kalitesi

İyi OD ve ID toleransı

Yüksek hassasiyet

Istikrarlı kalite

Pürüzsüz Pürüzlülük

TORICH KALİTE GÜVENCE


Tablo 1 Çelik boru yüzeyinin tipi, durumu ve kodu

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.

Tablo 2 Dış çap, duvar kalınlığı ve teorik ağırlık

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

Table4 Çelik boru duvar kalınlığının izin verilen sapması

Wall thickness

Permissible deviation

0.70

±0.05

0.70

±0.07

Tablo5 Belirtilen uzunlukta çelik borunun izin verilen sapması

Length

Allowable deviation

2000

+4

0

2000-5000

+7

0

5000-8000

+10

0

TABLO 6 Çelik Şeritin Kimyasal Bileşimi ( Kütle Fraksiyonu ) %

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

TABLO 7 Soğuk Haddelenmiş Düşük Karbonlu Çelik Şeritlerin Mekanik Özellikleri

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.

TABLO 8 Soğuk Haddelenmiş Ultra Düşük Karbonlu Çelik Şeritlerin Mekanik Özellikleri

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.

TABLO 9 Çelik borunun mekanik özellikleri

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.

TABLO 10 Denetim Öğeleri, Test Yöntemleri ve Örnekleme Miktarı

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

Tablo A Tek Çift Flaring'in Boyutu

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

Tablo C.1 Soğutma için Korozyon Önleyici Çelik Boruların Etiket, Tipi ve Zamanı

Label

Type

The time of anti-corrosion

Cu

Copper-coated iron

--

Zn

Galvanized pipe

48h

Tablo C.2 Bakır Borunun Etiketinde, Tipinde, Tipik Görünümünde ve Anti-Korozyon Süresinde Dönüştürme Filmi

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


Ürün kategorileri : Kaynaklı Çelik Boru

Anasayfa > Ürünler > Kaynaklı Çelik Boru > GB24187 Soğuk çekilmiş hassas tek kaynaklı çelik borular
Bu tedarikçi için e-posta
  • *Konu:
  • *için:
    Mr. Richard SHEN
  • *E-posta:
  • *İleti:
    Mesaj 20-8000 karakter arasında olmalıdır
Talep Gönder
*
*

Ev

Product

Whatsapp

Hakkımızda

Sorgulama

We will contact you immediately

Fill in more information so that we can get in touch with you faster

Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.

Gönder