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Sell Alloy Bars

Sell Alloy Bars

1000 / Metric Ton

|

Minimum Order

Place of Origin:

China

Price for Minimum Order:

Minimum Order Quantity:

20 Metric Ton

Packaging Detail:

-

Delivery Time:

-

Supplying Ability:

1000 Metric Ton per Month

Payment Type:

T/T, D/P

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Miembro Básico

Persona de contacto Ms. Lucy

mark.sun@zyico.com, Hong Kong, Other

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Description

Chemical  Requirements:
Analysis on cast. To be in accordance with table below
 

Required For Information only
Recomme ndation
C Mn Si P S Cr Mo Ni Al H
0.4/0.*3 0.*5/1.*0 0.*5/0.*5 0.**5 0.**5 0.*0/1.*0 0.*5/0.*5 0.*5 0.*2/0.*5 2ppm
Note: Mn aim 0.9 min, P: 0.*1 min, S: 0.*1 min, Cr 0.*5 min, Mo: 0.*0 min, P+S: 0.*4 max.
 
Mechanical Properties Required :
On material at the time of supply.
 
-      Sampling:
Material shall be test per heat and per heat treat load, once Tensile and Three impact.
Test practice in accordance with ASTM A *****3 and ASTM A***4 CL BC, test specimens shall taken with the longitudinal axis located at 1” bellow surface.
 
 
Surface Yield/Re 0.2% offset Tensile/Rm 2” Elongation Area Red. Charpy V Note
BHN PSI PSI A % Z % Ft-lbs 1KSI=6.**5MPa
******1 **0,**0 **0,**0 *4 *5 *6 J 1ft-lbs=1.**6J
Report 0.6% eul for inform only          
Surface hardness aiming for ******1 BHN
*5.4 MM sub surface cheking at least 4” or **2 mm from end of bar: ******0BHN, aiming for ******2BHN
 
General requirements:
 
Forging reduction ratio:4:1
Austenite grain: As per ASTM E***-latest, grade **8
Guarantee no crack, no flake, no shrnk hole, no pin hole
Mercury free: non radioactive, no welding. Decarburization is allowed for the RT and then QT bars.
Hardenability: as per ASTM A*****0, J*-J*2, testing is to be carried out in accordance with the ASTM A*****3 on speciments make from re- forged square or round samples ****5mm in diameter.
 
Non-metal inclusion: As per ASTM E**-latest method A:
  A Heavy A Thin B Heavy B Thin C Heavy C Thin D Heavy D Thin
  2.0 max 2.0 max 1.5 max 2.0 max 1.0 max 1.5 max 1.0 max 1.5 max
Aim for 0.5 max 1.0 max 1.0 max 1.5 max 1.0 max 1.5 max 1.0 max 1.5 max
 
Surface condition: rough turned, required a surface finish of **0 RMS or better
 End hole: removed the ends holes.
 Dia. Tolerance: *0/*2mm.
 Out of roundness: within 1.9 mm. Straightness: max. 2mm/m.:1.9mm, 2mm/m.
 Forged Bars surface grinding allowed, Must not remove surface bellow nominal diameter.
 
 Material shall be untrasonic tested in accordance with ASTM A**8 4mm FBH.
 In accordance with API 6 A PSL 3 and EN ****8 Class 3, gu

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A:

Ms. Lucy < Zhongyuan International Group Co., Limited >

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