Sumitomo British Steel Cold Rolled Drill Pipe Casing - High Precision Alloy Steel for 2000m Deep Hole Drilling

Price Negotiable

Price: N/A

MOQ: 10 pcs

Delivery Time: Negotiable

Brand: ROSCHEN

Product Description

High Precision Alloy Steel Drill Pipe Casing

ROSCHEN pipe casing manufactured using premium Sumitomo metal, British steel, and Mannesmann Salzgitter steel through cold rolling process and CNC machining. All drill rods are heat-treated for enhanced performance in deep hole drilling applications up to 2000 meters depth.

Product Specifications

Material: Alloy Steel

Technique: Cold Rolled

Usage: Well Drilling, Drill Deep Hole

Depth Capacity: 2000m

Origin: Germany

Key Features

High precision in size and shape
Excellent low temperature toughness
Superior comprehensive mechanical properties
High connection strength and sealability
Exceptional hardness and impact resistance
Good corrosion resistance

Available Series & Designs

Wireline Series: B, N, H, P

"WJ" Design: AWJ, BWJ, NWJ, KWJ, HWJ

"W" Design: RW, EW, AW, BW, NW, HW

Metric Series: 33, 42, 50

Custom sizes and special requirements available upon request.

Technical Dimensions

Type	Bit O.D/I.D (mm)	Reaming Shell O.D (mm)	Outer Tube O.D/I.D (mm)	Inner Tube O.D/I.D (mm)	Rod O.D/I.D (mm)
SC56	Ø56/Ø35	Ø56.5	Ø56/Ø45	Ø41/Ø37	Ø53/Ø44
S59	Ø59.5/Ø36	Ø60	Ø58/Ø49	Ø43/Ø68	Ø55.5/Ø46
S75	Ø75/Ø49	Ø75.5	Ø73/Ø63	Ø56/Ø51	Ø71/Ø61
S95	Ø95/Ø64	Ø95.5	Ø89/Ø79	Ø73/Ø67	Ø89/Ø79
BQ	Ø59.5/Ø36.5	Ø60	Ø57.2/Ø46	Ø42.9/Ø38.1	Ø55.6/Ø46
NQ	Ø74.6/Ø47.6	Ø75.8	Ø73/Ø60.3	Ø55.6/Ø50	Ø70.5/Ø60.5
HQ	Ø95.6/Ø63.5	Ø96	Ø92.1/Ø77.8	Ø73/Ø66.7	Ø89/Ø77.8