CK45 완충 장치 ISO9001 BKS는 이음새가 없는 스틸 튜브를 연마했습니다

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TORICH Seamless Pipe CK45 Shock Absorber ISO9001 BKS Honed Steel Tube

ST52 E355 BKS Shock Absorber Using CK45 AISI1020 AISI1045 CDS Honed Tube

Manufacture Method:

Cold drawn, hot rolled+deep hole bored

Certification:

ISO9001, SGS,

Standard&Grade:

DIN2391-2 ST52,EN10305-1 E355,C45E,25CrMo4,42CrMo4, CK45,E410, E470,ASTM A519 SAE1020,SAE1026,SAE1045,SAE1518,SAE1541, SAE4130,SAE4140,SAE4145,SAE4340,etc.

ID Tolerance:

ISO H8

End finish:

Plain ends with square cuts,free of burrs

Bore Roughness:

Ra0.30um max for honed tubes, Ra0.25um Max for Skived&roller burnished tubes
 

End finish:
Plain ends with square cuts,free of burrs

Usage:
Hydraulic cylinder, Pneumatic Cylinder

Product Feature:

1.High precision (can cut the costs of machining) .
2.Excellent surface finish
3.Good mechanical performance (Aneal ,Bright Anealing,QT heatment on steel tubes to reach customers' Mechanical requsts. )

1.+C /BK

No heat treatment after final cold drawing process.

2.+LC/BKW

After the final heat treatment there's a suitable drawing pass.

3.+SA/BKS

After the final cold drawing process there's a stress relief heat treatment in controlled atmosphere.

4.+A/GBK

After the cold drawing process the tubes are annealed in a controlled atmosphere.

5.+N/NBK

After the final cold drawing operation the tubes are normalized in a controlled atmosphere