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Cold Drawn Seamless Steel Tube 45MnMoB For Wire - Line Drill Rods

Name: Cold Drawn Seamless Steel Tube 45MnMoB For Wire Line Drill Rods
Brand: TORICH
Price: 1 USD

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Brand Name :	TORICH
Model Number :	GB/T 9808-2008
Certification :	ISO 9001 ISO 14001 TS 16949
Price :	negotiable
Payment Terms :	T/T, L/C, D/A, D/P, Western Union, MoneyGram
Supply Ability :	50000 tons per year
Delivery Time :	5-15 days

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Cold Drawn Seamless Steel Tube 45MnMoB For Wire - Line Drill Rods

Product information
Applicatioan: for wire-line drill rods,core barel tubes,drill rods coupling casing
Size range: OD 5-420mm, WT 0.5-50mm Length max12000mm
Material: 45MnMoB,10#,20#,45#,4130,4140,16Mn,etc.

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/T 9808-2008	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
		WT	>10	(+12.5%S, -10%S)
	Cold Drawn(rolled)	OD		±0.50%D or ±0.20
	Cold Drawn(rolled)	WT		±8%S or ±0.15
Q(N)/ T118-2010	Cold Drawn	OD	OD	±0.40%D or ±0.20
Q(N)/ T118-2010	Cold Drawn	WT	WT	±7%S or ±0.15

Mechanical Property

No.	Grade	Tensile Strangth Rm/MPa	Specifies the non-proportional extension strength Rp0.2/MPa	Percentage elongation after fracture A/%
No.	Grade	No less than
1	ZT380	640	380	14
2	ZT490	690	490	12
3	ZT520	780	520^a	15^b
4	ZT540	740	540	12
5	ZT590	770	590	12
6	ZT640	790	640	12
7	ZT740	840	740	10
^a Grade ZT520 measure R_P0.5 ^bGrade ZT520 use tensile sample S4 S5 or S6 in GB/T 228

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Cold Drawn Seamless Steel Tube 45MnMoB For Wire - Line Drill Rods

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Cold Drawn Seamless Steel Tube 45MnMoB For Wire - Line Drill Rods

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