High Qualiy 4340 Sncm439 41crnimo4 1.6563 Alloy Structural Steel Pipe Tube

• Type: Steel Pipe
• Standard: AISI, ASTM, DIN, JIS, GB, BS
• Composition: AISI 4340, 20mn2,40cr
• Technique: Hot-Rolled Cold Drawn
• Shape: Pipe
• Surface Treatment: Untreated
• Model NO.: 4340 Sncm439 41CrNiMo4 1.6563
• Special Use: High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel
• Application: Structural Steel Bar
• Delivery Time: Have Stocks
• Payment Term: T/Tl/C or We Can Negotiate It
• MOQ: 1 Ton
• Delivery Condition: Eaf+Lf+Vd,Hot Rolled/Forged/Heat Treatment
• Transport Package: Standard Sea-Worthy Packing
• Specification: Diameter: 10mm~900mm
• Trademark: Dongbei Special Steel
• Origin: Liaoning China
• HS Code: 73045910
• Production Capacity: 2000tons/Month

Product Description

Product Description

Materials:  aisi 4340, 20mn2,40cr,     etc.

 
Delivery condition:cold drawn ,hot-rolled,forged,hot treatment
 
Delivery time: have stocks
 
In shape: we supply steel round bar ,wire rods,pipe,plate,coil,flat steel,square
 
steel,angle steel,etc.

Brand	Dongbei Tegang
Company	Sichuan Liaofu Special steel co.,Ltd.
Diameter	10mm ~900mm or at your requirements
Length	0.5m~12m or at your requirements
tolerance	a) Diameter:  +/-0. 15mm or the others
	b) Length:+/-4. 5mm  or the others
surface	180G, 320G, 400G Satin / Hairlin(Matt Finish, Brush, Dull Finish), 400G,500G, 600G or 800G Mirror finish
test	Squash test, Extended test, Water pressure test, Crystal rot test,  Heat treatment,   NDT.
Chemical element	C	Si	Mn	Cr		Mo	Ni	B
	≤0.60	≤1.40	≤2.60	≤1.80		≤0.55	≤3.65	≤0.0035
Mechanical Property	Tensile Strength				≥ (440~1470)
	Yield Strength				≥(255~1330)
	Extension				≥ (7%~24%)
	Reduction of cross-section				≥ (35%~60%)
	Impact absorbing energy				≥ (31~110)
	Hardness (HBS)				≤ (179~269)
Payment term	T/T L/C or we can negotiate it.
Delivery condition	EAF + LF + VD, hot rolled/forged/ Heat Treatment(optional),
Trade term	FOB/CFR/CIF
Delivery time	have  stocks
Packagements	According to customers' requirements or export's demands
Port	Dalian
MOQ	1000 Kilogrammes
Character	1,high strength and hardenability  2,good plasticity in cold condition  3,high fatigue resistance  4,good combination property 5,high quality and competitive price.
Application	made into ships, vehicle, aircraft, missile,weapons,railways,bridge,pressure vessel,   machine tool,gears in gearbox, gear shaft, cam, worm, claw clutch, etc.
Products	Our products mainly cover special steel,including stainless steel, tool steel, die                                                              steel,bearing steel,etc.  And  in shapes, we provide steel round bar, steel square bar,steel flat bar, steel plate, steel sheet, steel coil, steel wire, ans steel pipe.Being the top-class  products in China,our products have been  used in all kinds of fields,such as aerospace, electronic information,  machine manufacture,petrochemical,automotive,communication, transportation and medical instruments, etc.  Our products are sold all over the world , mainly in Asia, South America, and Africa.
Company profile	Sichuan Liaofu Special Steel Trading Co., Ltd. is a branch company of Dong bei special Steel Group Co., Ltd. Established in 2005;Sichuan Liaofu Special steel Trading Co.,Ltd. is located in Liangli Steel City,the biggest electromechanical and steel trading center in the west of China, in Chengdu. Ever since the establishment, we have achieved great  success in steel trading business,and have earned welldeserved reputation and  credibility.
Best Wishes	You are very welcome to visit our site, and ask any questions that confuse you.  We provide the best products and service with our passion, integrity, and sincerity.  Hoping that we can have a cooperation with you  in the future and we can get win-win. At last,Happy every day for you!

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