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42.4*6.8 45MnMoB 30 Crmnsia DZ40 DZ60 Geological Drill Pipes

42.4*6.8 45MnMoB 30 Crmnsia DZ40 DZ60 Geological Drill Pipes

42.4*6.8 45MnMoB 30 Crmnsia  DZ40 DZ60 Geological Drill Pipes

Product Details:

Place of Origin: China
Brand Name: Torich
Certification: ISO9001
Model Number: 40crni2mo

Payment & Shipping Terms:

Minimum Order Quantity: 5tons
Price: negotiation
Packaging Details: In bundles or in wooden boxes package
Delivery Time: 5-8 weeks
Payment Terms: L/C, T/T
Supply Ability: 1000tons per year
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Detailed Product Description
Material: 45MnMoB DZ40 DZ60 Length: Random Length
Machining: Cut Origin: China
End: Plain Certificate: EN10304.3.1

42.4*6.8 45MnMoB DZ40 DZ60 Geological Drill Pipes

 

Key Word
45MnMoB Seamless Drill Tubes
Material
45MnMoB, 10#, 20#, 45#, 4130, 4140, 16Mn etc
Size
OD: 5-420mm; WT: 0.5-50mm; Length: 3450mm, 3500mm, max12000mm
Technique
Cold Drawn Seamless
Application
For wire-line drill rods,core barel tubes,drill rods coupling casing
Chemical composition of 45MnMoB
C: 0.41-0.49, Si: 0.17-0.37, Mn: 0.9-1.2, S: 0.04max, P: 0.04max, Mo: 0.2-0.3, B: 0.001-0.005

 

Tolerance of Outer Diameter and Wall Thickness

Standard
Production Method
Tube Size
Tolerance
GB/T9808-2008
Hot Rolled
OD
(+1.0%D) or +0.65
(-0.5%D) -0.35
WT
≤10
(+15%S)or +0.45
(-10%S) -0.35
>10
(+12.5%S, -10%S)
Cold Drawn(rolled)
OD
±0.50%D or ±0.20
WT
±8%S or ±0.15
Q(N)/T118-2010
Cold Drawn
OD
±0.40%D or ±0.20
WT
±7%S or ±0.15

 

Mechanical Property

Steel Grade
Tensile Strangth Rm/MPa
Specifies the non-proportional extension strength Rp0.2/MPa
Percentage elongation after fracture
A/%
No less than
ZT380
640
380
14
ZT490
690
490
12
ZT520
780
520a
15b
ZT540
740
540
12
ZT590
770
590
12
ZT640
790
640
12
ZT740
840
740
10

 

Product Show

Cold Drawn Seamless Drill Steel Pipe 45MnMoB For Wire - Line Drill Rods 0Cold Drawn Seamless Drill Steel Pipe 45MnMoB For Wire - Line Drill Rods 1

Contact Details
Torich International Limited

Contact Person: Mr. Richard

Tel: 86-574-88086983

Fax: 86-574-88086983

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