CDW/ERW/Cold-rolled precision seamless tube for shock absorber

Short Description:

Max tube factory is the top manufacturer of precision tube and weld tube in China .
It was set up in 1981 , in order to meet the development of the market, continue to employ talents , update equipments,
now it move into the new plant in 2006 .
Area of plant 40000 ㎡， more than 350 employees .
Anual capacity: 90000 tons
Certificate: TS16949 /ISO9001

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Product Detail

Product Tags

weld tube

precision tube-1

1.Main Production equipment

TUBE (1)

2.Testing facilities

Universal testing machine
Spectrum machine
Roughness tester
Contour machine
Brinell-Rockwell-Vickers hardness
Metallurgical microscope
Laser diameter measuring instrument
Eddy current testing facility

T.S.,Y.S., Elongation,Flaring, Flatteing, Fending
Chemical composition
Metallurgical test
Hardness
Roughness
Contour dimension

TUBE (2)

3.CDW tube production

TUBE (3)

4.Tube Size

CDW cold drawn weld tube size range
OD：Φ14～Φ76mm
Thickness：0.8 ～ 5mm

Cold-rolled precision seamless tube size
OD：Φ14～Φ220mm
Thickness： 0.8～ 16mm

ERW Tube size range
OD：Φ16～Φ89mm
Thickness：0.8T ～ 4.5mm
OD:T≥10（Common）
OD:T≥ 8（Special）

5.Standards& application

Standards：
GB/T8713
GB/T8713 <precision ID seamless tubes for hydropneumatic purpose>
GB/T3639
GB/T3639 <cold-rolled and cold drawn precision seamless steel tubes>
DIN2393/2394
DIN2393/DIN2394 <precision welded tubes>
ASTM-A513
ASTM-A513 <ERW carbon steel and alloy steel mechanical tubes>
EN10305-2
EN10305-2 <welded cold drawn tubes>
EN10305-6
EN10305-6 <welded cold drawn tubes for hydraulic and pneumatic power system>
JIS-G3445
JIS-G3445 <carbon steel tubes for machine structural purpose>
Or produce according to customer’s requirement