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30CrMo Steel Grade WireLine Diamond Drill Tube Mother Pipes with ASTM A519 Standard and 30-139.7mm OD Range for Oil Drilling
30CrMo Steel Grade WireLine Diamond Drill Tube Mother Pipes with ASTM A519 Standard and 30-139.7mm OD Range for Oil Drilling
30CrMo Steel Grade WireLine Diamond Drill Tube Mother Pipes with ASTM A519 Standard and 30-139.7mm OD Range for Oil Drilling
30CrMo Steel Grade WireLine Diamond Drill Tube Mother Pipes with ASTM A519 Standard and 30-139.7mm OD Range for Oil Drilling
30CrMo Steel Grade WireLine Diamond Drill Tube Mother Pipes with ASTM A519 Standard and 30-139.7mm OD Range for Oil Drilling
30CrMo Steel Grade WireLine Diamond Drill Tube Mother Pipes with ASTM A519 Standard and 30-139.7mm OD Range for Oil Drilling
Specifications
Brand Name :
HONGBAO
Model Number :
HG-OP
Certification :
PED, ISO9001,DNV
Place of Origin :
China
MOQ :
1MT
Price :
Negotiable
Payment Terms :
L/C, T/T
Supply Ability :
3000MT/Month
Delivery Time :
Negotiable
Packaging Details :
As required
Steel Grade :
30CrMo
Execution Standard :
ASTM A519, DIN2391, EN10305-1
OD Range :
30-139.7mm
WT Range :
3-19mm
Description
XJY850 WireLine Diamond Drill Tube Mother Pipes are high-strength alloy steel pipes engineered for wireline diamond core drilling, featuring precision machining, superior wear resistance, and adaptability to complex geological conditions, ensuring reliable performance in deep drilling operations.

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 Condition:

1. Stress Relief Annealing after Cold Working (+SR) (BKS)

2. Normalizing (+N) (NBK)

3. Quenching & Tempering (QT)

30CrMo Steel Grade WireLine Diamond Drill Tube Mother Pipes with ASTM A519 Standard and 30-139.7mm OD Range for Oil Drilling

FAQ:

1. 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.

2. How about your production capacity?
3000 tons/Month.

3. What are your terms of payment?
30%TT in advance, Balance to be paid before shipment.

4. Where is your factory?
Zhangjiagang city, 1.5 hours away from Shanghai.

5. 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

6. How about the minimum order quantity?
Normally for one size above 1 ton.

Welcome to contact us! Thanks.

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30CrMo Steel Grade WireLine Diamond Drill Tube Mother Pipes with ASTM A519 Standard and 30-139.7mm OD Range for Oil Drilling

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Product Detail
Brand Name :
HONGBAO
Model Number :
HG-OP
Certification :
PED, ISO9001,DNV
Place of Origin :
China
MOQ :
1MT
Price :
Negotiable
Contact Supplier
video
30CrMo Steel Grade WireLine Diamond Drill Tube Mother Pipes with ASTM A519 Standard and 30-139.7mm OD Range for Oil Drilling
30CrMo Steel Grade WireLine Diamond Drill Tube Mother Pipes with ASTM A519 Standard and 30-139.7mm OD Range for Oil Drilling
30CrMo Steel Grade WireLine Diamond Drill Tube Mother Pipes with ASTM A519 Standard and 30-139.7mm OD Range for Oil Drilling

Jiangsu Hongbao Group Co., Ltd.

Verified Supplier
9 Years
jiangsu
Since 1958
Business Type :
Manufacturer
Main Products :
Welded Steel Tube, Precision Steel Tube, Hollow Steel Tube
Total Annual :
>76000000
Employee Number :
700~1000
Certification Level :
Verified Supplier
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