Precision Carbon Seamless Automotive Undercarriage Frame Support Pipe

• Customization: Available
• Type: Welded
• Technique: Cold Drawn
• Model NO.: DIN2393 2394 EN10305-2 10305-3 JIS G3445 ASTM A512
• Material: Carbon
• Surface Treatment: Bright Annealing, Black Phosphating, Galvanizing
• Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry, Chemical Industry, Heat Exchanger
• Section Shape: Round
• Standard: DIN2393, En10305-2
• Delivery Condition: Bkw, Nbk, +Cr1 +Sr, Cold Drawn
• Steel Grade: Q235B, St52, E355, Stkm 13c, etc
• Certificate: ISO 9001 Ts16949
• Secondary or Not: Non-Secondary
• Application: Automotive, Hydraulic System and Precision Device
• Size: Size as Per Real Request
• Transport Package: Plywood Box or Bundles
• Specification: OD10-55mm
• Trademark: CW
• Origin: China
• HS Code: 7304319000

Product Description

 

Cold Drawn Carbon Chassis Steel Pipe

Smooth surface: free from scale, rust, and imperfections

High precision for Size

Good Mechanical Performance

Lower roughness of inner and other surface

Welding seam invisible and untouchable

 

Advantage

Standard

COLD DRAWN SEAMLESS STEEL TUBE
Standards		Steel Grades	Size Range
DIN	2391	ST35/45/52	OD2 - 60mm × WT0.3 -10mm
	1629	ST37/44/52	OD2 - 60mm × WT0.3 -10mm
	1630	ST37.4/44.4/52.4	OD2 - 60mm × WT0.3 -10mm
	2445	ST35/ST52/ST37.4//52.4	OD2 - 60mm × WT0.3 -10mm
	73000	ST 35 / 45 / 52/ 37.4 / 44.4 /52.4	OD3 - 30mm × ID 1 - 12.5 mm
GB/T	8162	10/20/16Mn/35/45/30CrMo/42CrMo/etc	OD2 - 60mm × WT0.3 -10mm
	8163	10/20/16Mn/35/45/30CrMo/42CrMo/etc	OD2 - 60mm × WT0.3 -10mm
	3639	10/20/16Mn/35/45/30CrMo/42CrMo/etc	OD2 - 60mm × WT0.3 -10mm
	8713	10/20/16Mn/35/45/30CrMo/42CrMo/etc	OD3 - 30mm × ID 1 - 12.5 mm
EN	10305-1	E215/235/255/355	OD2 - 60mm × WT0.3 -10mm
	10305-4	E215/235/255/355	OD2 - 60mm × WT0.3 -10mm
ASTM	A822-A450	A822	OD2 - 60mm × WT0.3 -10mm
	A179-A450	A179	OD2 - 60mm × WT0.3 -10mm
	A519	1010/1015/1025/1030/1045/4130/4140/etc	OD2 - 60mm × WT0.3 -10mm
SAE	J524	Low carbon steel	OD2 - 60mm × WT0.3 -10mm
	J529	Low carbon steel	OD3 - 30mm × ID 1 - 12.5 mm
JIS	G3445	STKM11A/12A/12B/12C/13A/13B/13C/S45C/etc	OD2 - 60mm × WT0.3 -10mm
	G3455	STS35/38/42/49	OD3 - 30mm × ID 1 - 12.5 mm
ISO	8535	ST 35 / 45 / 52/ 37.4 / 44.4 /52.4	OD3 - 30mm × ID 1 - 12.5 mm
NF	A49-310	TU37b/TU52b	OD2 - 60mm × WT0.3 -10mm
BS	3602	CFS 360	OD2 - 60mm × WT0.3 -10mm
	6323(-4)	CFS2/CFS3/CFS4/CFS5	OD2 - 60mm × WT0.3 -10mm
ASTM	A269	304,304L, 316, 316L	OD2 - 60mm × WT0.3 -10mm
EN	10216-5	1.4401, 1.4404	OD2 - 60mm × WT0.3 -10mm
GOST	8733-74	10/20/35/45/10Г2/15Х/20Х/40Х/30ХГСА/15ХМ	OD3 - 250mm×WT0.3 - 24mm
	8734-75	10/20/35/45/10Г2/15Х/20Х/40Х/30ХГСА/15ХМ	OD3 - 250mm×WT0.3 - 24mm
	9567-75	10/20/35/45/10Г2/15Х/20Х/40Х/30ХГСА/15ХМ	OD2 - 60mm × WT0.3 -10mm

Cold Drawn Welded Steel Tube 

Standard		Steel Grades	Size Range
DIN	2393	St34-2/37-2/44-2/52-3	OD2 - 60mm × WT0.3 -10mm
	2394	St 34-2/St 37-2/St 44-2/St 52-3	OD2 - 60mm × WT0.3 -10mm
EN	10305-2	E195/235/275/355	OD2 - 60mm × WT0.3 -10mm
	10305-3	E195/235/275/355	OD2 - 60mm × WT0.3 -10mm
	10305-5	E195/235/275/355	OD2 - 60mm × WT0.3 -10mm
	10305-6	E195/235/275/355	OD2 - 60mm × WT0.3 -10mm
JIS	G3445	STKM11/12/13/etc	OD2 - 60mm × WT0.3 -10mm
ASTM	A512	1010/1015/1025/1030	OD2 - 60mm × WT0.3 -10mm
ASTM	A513	1010/1015/1025/1030	OD2 - 60mm × WT0.3 -10mm
SAE	J525	low carbon steel	OD2 - 60mm × WT0.3 -10mm
	J526	low carbon steel	OD2 - 60mm × WT0.3 -10mm
NF	A49-341	TS30a/TS34a/TS42a/TS37a	OD2 - 60mm × WT0.3 -10mm
BS	6323(-6)	CWS2/CWS4/CWS5	OD2 - 60mm × WT0.3 -10mm

Delivery conditions:
BK (+C) BKW (+LC) BKS (+SR) GBK (+A) NBK (+N)
Major Inspection Items: Tensile stength, Yield stength, Elongation, Flattenging, Flaring, Chemical analysis Eddy Current Test
100%, Size and surface checking 100%
Certificates: according to EN 10204 3.1
 

Application

1. For Vehicle (Automotive, locomotive, Construction Machinery like Concrete pump and others)
A. Powertrain system:
• Fuel-rails • Fuel-lines • Common-rail diesel lines • Piston-cooling jets • SCR & EGR
• Rigid pipes • Oil- & water-cooling pipes
B. Fluid handling systems
• Tube assemblies • Air-conditioning tube • Clutch actuator pipes C. Drive and steering system • Ingrain Gear Pipes •
Power-Steering Feed-Pipes
D. Hydraulic system
• Hydraulic and Pneumatic Pressure Lines • Hydraulic fittings • Hydraulic tubing
E. Others For example
• Front axles • Sun-shading board wire tube and other wire tubes • Headrest chair Tube

2. Mechanical and engineering usage
• Mechanic Processing and parts • Metal processing •Heat Exchange • Gas Cylinders
•Sub-sea and Marine • Aerospace • Winder Power Equipment •Energy and Power Generation •Bearings • etc

Other usage for details as per customers requirements

Manufacture Process

Packaging & Shipping

 

Other Products

 

 

FAQ

 

1. who are we? We are based in Jiangsu, China, start from 2010,sell to Eastern Asia(20.00%),Mid East(20.00%),Eastern Europe(15.00%),Southeast Asia(15.00%),Northern Europe(10.00%),Domestic Market(10.00%),South America(5.00%),Western Europe(5.00%),South Asia(0.00%),North America(0.00%),Oceania(0.00%),Southern Europe(0.00%),Central America(0.00%),Africa(0.00%). There are total about 11-50 people in our office.

2. how can we guarantee quality? Always a pre-production sample before mass production; Always final Inspection before shipment;

3.what can you buy from us? Steel Pipe, Seamless Pipe, Hydraulic Oil Tube, Precision Tube, Stainless Steel Tube

4. why should you buy from us not from other suppliers? Production: Advanced production line and drawing with special oil to make the surface in best condition. Lower roughness and good mechanical performance. Inspection before delivery: Professional team for inspection and randomly check

5. what services can we provide? Accepted Delivery Terms: FOB,CFR,CIF,EXW,DDP,DDU; Accepted Payment Currency:USD,EUR,HKD,CNY; Accepted Payment Type: T/T,L/C,MoneyGram; Language Spoken:English,Chinese,Spanish,Japanese

Company Profile

Chewit International

Chewit international Located in zhangjiagang city which is along The Yangtze Golden Channel the junction of River and Coast Economic Belt. It owns an excellent geographic position, as it is close to Nanjing city in the north, adjacent to Suzhou and Wuxi cities in the south, next to Shanghai international city in the east. Zhangjiagang international port and State highway endow us a convenient water and land transportation which links us to the outside world both home and aboard. Chewit International is one group company with two manufactures one is producing steel forgings for Marine, Power, Boiler, Ocean, Oil, Petrochemical, Mechanical and Hydraulic fields and the other is producing precision steel tubes for automotive industry and hydraulic system and also one semi-independent company specially for import and export business. We have a total area of 150000 square meters with the employees over 200 people. All the products well produced by our mills need to be double inspected by chewit professional quality controller and then we will offer our customer the vivid report for the tested items. Only those products which are inspected well can be allowed to delivery to our customers. By the means of strict inspection, we wined a lot of customer for long term business both home and abroad. We adhere to our company tenet Customer First, Quality formost and always try our best to serve our customer with our full heart.