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Round Bearing Tube High Carbon Chromium Steel

Payment Type:
L/C,T/T
Incoterm:
FOB
Min. Order:
1 Metric Ton
Transportation:
Ocean
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  • Product Description
Overview
Product Attributes

Model No.GB/T 18254

BrandTorich

StandardGB

OD 5-100mm WT 0.5-15mm Length: 12000mmHigh Carbon Chromium Bearing Steel Tube GB/T 18254

Supply Ability & Additional Information

PackagingStandard Exporting packing

Productivity20000 tons per year

TransportationOcean

Place of OriginChina

Supply Ability20000 tons per year

CertificateISO 9001 ISO14001

Payment TypeL/C,T/T

IncotermFOB

Packaging & Delivery
Selling Units:
Metric Ton
Package Type:
Standard Exporting packing

Torich is professional Manufacturer and exporter for Bearing Steel Tube High Carbon Chromium Steel Round Tube

  China Bearing Steel Tube, Bearing Steel Round Tube,Bearing Oil Pipe, Bearing Seamless Steel Tube, Bearing Steel Pipe we offered that you can trust. Welcome to do business with us.

Round Bearing Galvanized Steel Tube, High Carbon Chromium Steel Round Tube, produced by GCr4, GCr15, GCr15SiMn, GCr15SiMo, GCr18Mon, according to Chinese Standard GB / T 18254 


High Carbon Chromium Bearing Steel Tube GB/T 18254:2002 Size:

OD: 5-100mm

WT: 0.5-15mm  

Length: 12000mm

 

Production method of Round Bearing Tube: Hot rolling and Cold Drawn

 

Application of bearing tubes: Bearing, Bearing Parts

 

High Carbon Chromium Bearing Steel Tube OD, Thickness and permissible:

Steel pipe type amd production method

Size

size range

permissible variation

hot rolled steel pipe

Assel rolling+peeling

OD

55-148

±0.15

148-170

±0.20

thickness

4-8

+20%

8-34

+15%

Assel hot rolled

OD

60-67

±0.35

75-100

±0.50

100-170

±0.50%

thickness

OD80

80

+12%

OD≥80

≥80

+10%

cold drawn steel pipe

OD

≤65

+0.2

-0.10

65

±0.20

thickness

3-4

+12%

4-12

+10%

other production methods

negatiated by the parties and indicated into contract

  

Steel Curvature

steel type

curvature/(mm*m)

total curvature/mm

hot rolled round steel

≤4

≤0.4%*steel length

hot rolled & annealed round steel

≤3

≤0.3%*steel length

hot forged round steel

≤5

≤0.5%*steel length

cold drawn round steel

Diameter≤25mm

≤2

≤0.2%*steel length

Diameter25mm

≤1.5

≤0.15%*steel length

steel pipe

thickness≤15mm

≤1

≤4

thickness15mm

≤1.5

 

Grade and chemical composition

No.

Grade

C

Si

Mn

Cr

Mo

P

S

Ni

Cu

NI+Cu

moulded steel

continuously cast steel

not exceeding

B00040

GCr4

0.95-1.05

0.15-0.30

0.15-0.30

0.35-0.50

≤0.08

0.025

0.02

0.25

0.2

/

15*10-6

12*10-6

B00150

GCr15

0.95-1.05

0.15-0.35

0.25-0.45

1.40-1.65

≤0.10

0.025

0.025

0.3

0.25

0.5

15*10-6

12*10-6

B01150

GCr15SiMn

0.95-1.05

0.45-0.75

0.95-1.25

1.40-1.65

≤0.10

0.025

0.025

0.3

0.25

0.5

15*10-6

12*10-6

B03150

GCr15SiMo

0.95-1.05

0.65-0.83

0.20-0.40

1.40-1.70

0.30-0.40

0.027

0.02

0.3

0.25

/

15*10-6

12*10-6

B02180

GCr18Mo

0.95-1.05

0.20-0.40

0.25-0.40

1.65-1.95

0.15-0.25

0.025

0.02

0.25

0.25

/

15*10-6

12*10-6

 

Condition of delivery for Round Bearing Tube:


  • WHR     Hot rolling and hot forging unannealed round steel
  • WHSTAR    Hot rolling and hot forging soft annealed round steel
  • WHTGR    Hot rolling spheroids annealed round steel
  • WHTGSFR    Hot rolling spheroids annealed peeled round steel
  • WHSTASFR    Hot rolling and hot forging soft annealed peeled peeled round steel
  • WCR    Cold drawn(cold rolled)round steel
  • WCSPR    Cold drawn(cold rolled)polished round steel
  • WHT    Hot rolling steel tube
  • WHTASFT   Hot rolling annealed peeled steel tube
  • WCT   Cold drawn(cold -rolled)steel tube


 

After negotiation of the customer and supplier (stipulated in contract),the delivery condition can be [Annealed+phosphatized+micro  drawing"+"Annealed+micro drawing"etc

WHWY Wire rod steel (hot rolling or spheroids annealed)

 

Hardness of Annealed steel products

Grade

HBW

GCr4

179-207

GCr15

179-207

GCr15SiMn

179-217

GCr15SiMo

179-217

GCr18Mo

179-207

 

Coloring requirements for different grades

Grade

Color

GCr4

one green+one white

GCr15

one blue

GCr15SiMn

one green+one blue

GCr15SiMo

one white+on yellow

GCr18Mo

two green

 

Degree of Material purity:

Non-metal inclusion Quanlified Level

Non-metal inclusion Type

Qualified Level Not exceed

Thin type

Thick type

A

2.5

1.5

B

2

1

C

0.5

0.5

D

1

1


Bearing Steel Tube,Bearing Steel Round Tube,Bearing Oil Pipe,Bearing Seamless Steel Tube,Bearing Steel Pipe   Bearing Steel Tube,Bearing Steel Round Tube,Bearing Oil Pipe,Bearing Seamless Steel Tube,Bearing Steel Pipe

 



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