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Model No.: 30CrMo steel pipes
Brand: HuiJie
Usage: Special Purpose
Type: Seamless
Technique: Cold Drawn
Material: Alloy Steel
Surface Treatment: Black
Section Shape: Round
Size Range: OD:6-120mm,Wt:1-20mm
Heat-treatment: Stress Released Or Quenching
Application: For Wire-line Drill Rods
Length: 3000mm 3050mm 3100mm
Similar Steel Grade: 4130 30CrMo
Standard: ASTM 519 ASTM A513
Specification: AISI4130 SCM430
Packaging: Bundles Packing with plastic bags wrapped
Productivity: 5000tons per month
Transportation: Ocean,Land
Place of Origin: Made in China
Certificate: TS16949 ISO9001
HS Code: 7304.3110
Port: Ningbo,Shanghai
Payment Type: L/C,T/T,D/P,Paypal,Western Union
Incoterm: FOB,CFR,CIF
30CrMo 4130 cold drawn seamless alloy steel tubing
COLD DRAWN SEAMLESS Alloy Steel Tubes
STEEL GRADE: SAE/AISI4130
SPECIFICATIONS: Astm A519 WITH FOLLOWING REQUIREMENTS.
MECHANICAL PROPERTIES
Tensile Min | 725MPa |
Yield Min | 620MPa |
Elongation (50.8mmG.L) | Min 15% |
Hardness | 230-280 HB |
Condition | Stress relieved. |
Straightness better than: | 1 in 2000 MAX (1MM DEVIATION IN 2000MM) |
Eccentricity (Max) | 5% |
Grain size | ≥ 9 according to ASTM E112 |
Residual Hoop stress | <80Mpa according to ASTM E1928-99 |
DIMENSION AND TOLERANCES (IN MM)
SR.NO. | OUTSIDE DIA | TOLERANCE | INSIDE DIA | TOLERANCE | WT | LENGTH (+5/-0) |
1 | 55.56 | +0.18/-0 | 46.20 | +0/-0.18 | 4.68 | 3070 |
2 | 69.85 | +0.20/-0 | 60.32 | +0/-0.20 | 4.765 | 3070 |
3 | 88.90 | +0.25/-0 | 78.00 | +0/-0.25 | 5.45 | 3070 |
NON-DESTRUCTIVE TEST
Eddy Current Examination according to ASTM E309shall be applied on all tubes using External Longitudinal notch with depth of no more than 7.5% of wall thickness (maximum notch depth 0.80mm and minimum notch depth 0.30mm) , 0.30mm maximum width and 25mm maximum length, made from the same chemistry and size of tubing.
SURFACE CONDITION
The tubes must have smooth surface
MARKING
The request information shall be marked on each tube with paint, and
each bundle shall be identified with a securely attached metal tag.
COATING
The tubes inside and outside shall be coated with a rust inhibitor
PACKING
Standard Export worthy packing, preferably in hexagonal bundle with plastic wrapped and steel strapped.
Product Categories : Alloy Steel Mechanical Tubing
Home > Products > Alloy Steel Mechanical Tubing > 30CrMo 4130 cold drawn seamless alloy steel tubing
Send Inquiry
Mr. Kevin
Tel:86-0574-87491308
Fax:86-0574-87491848
Mobile Phone:+8613355844917
Email:sales@hjbearingtube.com
Address:Industrial Park, Zhangting Town,Yuyao City, Ningbo, Zhejiang
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.