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4130 4140 30CrMnSiA 45MnMoB 89X6 Wireline Geological Seamless Mining Dilling Oil Steel Tubes NT HT QT

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Torich International Limited

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4130 4140 30CrMnSiA 45MnMoB 89X6 Wireline Geological Seamless Mining Dilling Oil Steel Tubes NT HT QT

Name: 4130 4140 30CrMnSiA 45MnMoB 89X6 Wireline Geological Seamless Mining Dilling Oil Steel Tubes NT HT QT
Brand: Torich
Price: 1 USD

Best 4130 4140 30CrMnSiA 45MnMoB 89X6 Wireline Geological Seamless Mining Dilling Oil Steel Tubes NT HT QT wholesale

Brand Name : Torich

Model Number : 4130 4140 40MnVB 40MnMoB

Certification : ISO 9001

Place of Origin : China

MOQ : 5 tons

Price : negotiable

Payment Terms : T/T

Supply Ability : 1000 tons per year

Delivery Time : 5-8 days

Packaging Details : in bundles

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4130 4140 30CrMnSiA 45MnMoB 89X6 Wireline Geological Seamless Mining Dilling Oil Steel Tubes NT HT QT

Torich Interational Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and

sales company specialized in steel tubes, which holds the factories ofSeamless Mining Dilling Oil Steel Tubes with material

40MnVB 40MnMoB for Wireline Geological uasge.

1. Product Name:Geological Drill Pipes for Wire-line drilling rods Core Tubes
2. The Steel Tube Materials: SAE1541,AISI4130,4130,St52,45MnMoB,BL850/XJY850
3. The Steel Pipes can be finished as Stress relieved or Quenching and Tempering process
4. Protective Atmosphere Heat Treatment, Surface is clean and smooth, without oxide scale
5. Tubing Produced as DCDMA,ISO10097-1 Wireline Diamond Drilling and Core Barrel

Steel Name	Steel class	Tensile Strength Min.MPA	Yield Strength Min.MPA	Elongation Min %	Hardness HRC	Heat-treatment Condition	Residual hoop stress Max.MPA	Grain Size Min class
45MnMoB	XJY600	790	600	14	21-25	+N	/	8
30CrMnSiA	XJY750	850	750	15	26-31	Q+T	/	8
42CrMo	XJY850	950	850	15	28-33	Q+T	/	8

Deviation from straightness	Not more than 0,3 mm per 1 meter of length,total 1/6000
Deviation from straightness	Not more than 0,25 mm per 0.2 meter of length from each of the end of pipe
Tolerance for BQ mother pipe	Deviation of the diameter is 55.75+0,2/-0,2mm, 46.15 +0,2/-0,2mm
Tolerance for NQ mother pipe	Deviation of the diameter is 70.1+0,15/-0,2mm, 60.4-0,3mm
Tolerance for HQ mother pipe	Deviation of the diameter is 89+0,38/-0,1mm, 78.1-0,48mm
Tolerance for PQ mother pipe	Deviation of the diameter is 114.3+0,50, 103.2-0,5mm
Eccentricity	Not more than 7%

4130 4140 30CrMnSiA 45MnMoB 89X6 Wireline Geological Seamless Mining Dilling Oil Steel Tubes NT HT QT

4130 4140 30CrMnSiA 45MnMoB 89X6 Wireline Geological Seamless Mining Dilling Oil Steel Tubes NT HT QT Images

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