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mandrel bars

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2 Piece Minimum Order

Country:

China

Model No:

BES-20

FOB Price:

Get Latest Price

Place of Origin:

China

Price for Minimum Order:

-

Minimum Order Quantity:

2 Piece

Packaging Detail:

wooden and steel packing

Delivery Time:

50 days

Supplying Ability:

70 Piece per Month

Payment Type:

T/T

Product Group :

-

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Free Member

Contact Person Chen

No.168,Dongzhang Industries Zone,Chengliu Town, Jiyuan, Henan

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Product Specification

  • Standard: AISI

Product Description

The mandrel bars for the production of large-sized seamless steel pipe is used in sectional structure. Its working section is exposed to complex and huge surface pressure as well as thermal cold-hot fatigue, whereas its connection part has to withstand mechanical forces during the pressing process.

The working part of the retained mandrel barsproduced by Besco adopts H*3 hot-work die steel.The production processes,that include smelting,forging,rough machining,heat treatment,semi-finished & finished machining,chrome plating and phosphate treatment,ensures the following characteristics.

Besco is upgrading the mandrel material bars and its manufacturing technology in close collaboration with .

Material: H*3 & *2CrMo

Diameter: *****0mm

Length: *********0mm
The Retained Mandrel Bar is one of the key instruments to manufacture seamless steel tubes. Our company is capable of producing a series of mandrel, such as MPM, PQF, FQM, with the diameter ofΦ*****0mm, the length of *********0mm, as a result of making the best use of our advantage in steel making, forging, heat treatment, machining plating chromium adequately. The raw steel material is AISI H*3 or 4CrMoSiV1, based on enterprise specifications.
Mechanical property

 

 
Specification
Tensile intensity
σb
(MPa)
Yield intensity
σ0.2
(MPa)
Elongation
δ5
(MPa)
 
(%)
Akv
(J)
Hardness
HB
less and equal**0mm
********4
≥**1
≥8
≥*5
≥*0
******0
over **0mm
********4
≥**2
≥8
≥*5
≥*0
******5

 

Country: China
Model No: BES-20
FOB Price: Get Latest Price
Place of Origin: China
Price for Minimum Order: -
Minimum Order Quantity: 2 Piece
Packaging Detail: wooden and steel packing
Delivery Time: 50 days
Supplying Ability: 70 Piece per Month
Payment Type: T/T
Product Group : -

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To:

Chen < Besco Steel Works Limited >

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