40Cr quenched and tempered steel tube
| Payment Type: | L/C,T/T,D/P,Paypal,Money Gram,Western Union |
|---|---|
| Incoterm: | FOB,CFR,CIF,EXW,FCA,CPT,CIP |
| Min. Order: | 5 Metric Ton |
| Delivery Time: | 30 Days |
Basic Info
Model No.: 40Cr
Type: Seamless
Technique: Cold Rolled
Material: Alloy Steel
Surface Treatment: Oiled
Usage: Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry, Mining
Section Shape: Round
STEEL GRADE: 40Cr
Additional Info
Packaging: Anti-rusty standard seaworthy
Productivity: 3000 tons per month
Brand: LE REN
Transportation: Ocean,Land,Air
Place of Origin: Shandong Provnce, China
Supply Ability: 3000 tons per month
Certificate: ISO 9001
Port: Qingdao Port
Product Description
40Cr quenched and tempered steel tube
40Cr quenched and tempered steel tube is used extensively in applications for automotive industry, Hydraulic, Mining and oil and gas drilling industry. 40Cr Q&T tubes include 40Cr Q&T seamless steel pipes and 40Cr Q&T drilling hollow bars.
40Cr Q&T steel tube we supply includes following advantages:
Consistent mechanical properties
Even thickness on the whole bars
Deep mechanical properties
Even hardness on the whole bars/Tougher and Increased strength
No brittle, UT testing/Precision size tolerance/Good straightness
Good Roughness/Professional technical service/Competitive price/Fast delivery
Specification of 40Cr steel tube we supply:
|
Sizes |
OD range from 20mm to 100mm, Thickess: from 4mm to 20mm |
|
Tolerances |
Precision to h9, h10, h11 or even small to 0.02mm |
|
Roundness |
75% of diameter tolerance |
|
Straightness |
Good straightness to 0.5mm/m |
|
Surface roughness |
Smooth to 0.8um |
|
Mechanical properties |
Yield strength and tensile strength can be improved |
|
Machining |
Suitable for machining and welding |
1. 40Cr steel equivalent material:
|
GB |
ASTM/SAE/AISI |
DIN |
SCM |
AS /NZS1444 |
|
40Cr |
Aisi 5140 / sae 5140 / astm 5140 |
41Cr4 |
SCR440 |
AS 5140 |
2. 40Cr steel chemical composition:
|
Materail |
Chemical Composition % |
||||||
|
ASTM/SAE/AISI |
C |
Si |
Mn |
S |
P |
Cr |
Mo |
|
40Cr |
0.38-0.43 |
0.15-0.35 |
0.50-0.90 |
0.035 max |
0.035 max |
0.80-1.10 |
0.030 max |
3. 40Cr quenched and tempered steel to iso grade 8.8 mechanical properties:
|
Mechanical Properties |
||||
|
Yield Strength (MPa) |
Tensile Strength (MPa) |
Elongation |
Reduction of area |
Hardness |
|
660 min |
830 min |
12% min |
54% min |
32HRC max |
CONTACT US
SHANDONG LE REN SPECIAL STEEL CO., LTD.
Address: NO. 89, QINGSHUI COMMERCIAL STREET, LAIWU DISTRICT,Jinan,Shandong
Contact Person: Angelina Chen
Phone：86-0634-5648998
Fax：86-0634-5648997
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