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EN10305-1 Standard 45MnMoB Grade Seamless Steel Oil Well Drill Pipe with 30-139.7mm OD Range

Name: EN10305-1 Standard 45MnMoB Grade Seamless Steel Oil Well Drill Pipe with 30-139.7mm OD Range
Brand: Jiangsu Hongbao Group Co., Ltd.
SKU: HG-OP
Price: 22.00 USD
Availability: InStock

Product Details

Place of Origin: China

Brand Name: HONGBAO

Certification: PED, ISO9001, DNV

Model Number: HG-OP

Payment & Shipping Terms

Minimum Order Quantity: 1MT

Price: Negotiable

Packaging Details: As required

Delivery Time: Negotiable

Payment Terms: L/C,T/T

Supply Ability: 3000MT/Month

Get Best Price

Product Details

Product Description

Highlight: 
                                                                                                                                                                                                                                                EN10305-1 steel drilling rod, 45MnMoB seamless oil well pipe, drilling pipe with coupling tube
                              

Material:	30CrMo（4130/34CrMo4）, 42CrMo（4140/42CrMo4）, 40Mn2, 45MnMoB, 30CrMnSiA, 4135, 1541	Standard:	GB/T 9808, ASTM A519, DIN2391, EN10305-1,
OD Range:	30-139.7mm	WT Range:	3-19mm
Processing:	Cold Rolling	Color:	Black

Material:	30CrMo（4130/34CrMo4）, 42CrMo（4140/42CrMo4）, 40Mn2, 45MnMoB, 30CrMnSiA, 4135, 1541
Standard:	GB/T 9808, ASTM A519, DIN2391, EN10305-1,
OD Range:	30-139.7mm
WT Range:	3-19mm
Processing:	Cold Rolling
Color:	Black

EN10305-1 Standard 45MnMoB Grade Seamless Steel Oil Well Drill Pipe with 30-139.7mm OD Range

EN10305-1 Steel Drilling Rod 45MnMoB Grade Seamless Steel Oil Well Drilling Pipe With Coupling Tube

45MnMoB Grade Drilling Pipe: Unmatched Strength & Specialized Performance

The 45MnMoB-grade drilling pipe is a high-performance alloy steel solution engineered for oilfield operations that demand exceptional strength, superior wear resistance, and enhanced impact toughness. With its unique chemical composition (notably high manganese and molybdenum content) and tailored mechanical properties, this grade stands out as an optimal choice for extreme drilling environments where standard grades fall short.

Key Advantages

Built for Extremes - Delivers unmatched strength and wear resistance for high-load, high-wear drilling scenarios where standard grades fail.
Alloy-Optimized - Manganese and molybdenum enhance hardenability, high-temperature stability, and fatigue life - critical for modern deep drilling.
Tailored Hardness - Optional QT treatment pushes surface hardness to 32 HRC, combating abrasion and extending service intervals.
Reliable in Harsh Fluids - Low sulfur/phosphorus and fine microstructure resist corrosion and erosion in aggressive well environments.

Applications

Applications include fore poling (advance support), mine blasting, water well drilling, geothermal well drilling, and coal/nonferrous metal mining.

Chemical Composition

Steel Grade	C	Si	Mn	P	S	Cr	Mo	B
4130	0.28-0.33	0.15-0.35	0.40-0.60	≤0.040	≤0.040	0.80-1.10	0.15-0.25
4140	0.38-0.43	0.15-0.35	0.75-1.00	≤0.040	≤0.040	0.80-1.10	0.15-0.25
45MnMoB	0.43-0.48	0.17-0.37	1.05-1.35	≤0.020	≤0.015		0.20-0.25	0.001-0.005
1541	0.36-0.44	-	1.35-1.65	≤0.040	≤0.050
30CrMnSiA	0.28-0.34	0.90-1.20	0.80-1.10	≤0.020	≤0.015	0.80-1.10

Mechanical Properties

Steel Grade	Deliver Condition	Tensile Strength (Mpa)	Yield Strength (Mpa)	Elongation (%)	Hardness (HRC)
4130	+ SR	≥813	≥690	≥15%	≥24
4140	QT	≥950	≥850	≥14%	28 - 33
45MnMoB	+ N	≥790	≥600	≥14%	-
1541	+ SR	≥813	≥690	≥15%	≥24
30CrMnSiA	QT	≥850	≥750	≥14%	26 - 31

Delivery Conditions

Stress Relief Annealing after Cold Working (+SR) (BKS)
Normalizing (+N) (NBK)
Quenching & Tempering (QT)

Frequently Asked Questions

Can you provide a sample to check the quality?

We can provide free sample with same or similar sizes for you to check tube quality. You need to in charge of Express costs.

How about your production capacity?

3000 tons/Month.

What are your terms of payment?

30%TT in advance, Balance to be paid before shipment.

Where is your factory?

Zhangjiagang city, 1.5 hours away from Shanghai.

How can I get the quotation A.S.A.P?

Please send us an inquiry with full details as following, quotation will sent to you A.S.A.P:
1). Tube Standard
2). Steel Grade
3). Tube Size and Size Tolerance
4). Tube length
5). Quantity
6). If any special requirements

How about the minimum order quantity?

Normally for one size above 1 ton.

Welcome to contact us! Thanks.

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