Factory Promotional JIS G3445 Stkm12A Steel Seamless Tube

Short Description:

STKM11A STKM12A STKM12B STKM12C Precision Steel Tube

Standard: JIS G3445
Grade: STKM 11A, STKM 12A, STKM12B STKM 12C, STKM 18A, STKM 18B, STKM 18C ...STKM 20A
OD. Range:4mm – 114.3mm
Wall thickness: 1mm-15mm
Tolerance: OD ± 0.1mm, ID± 0.1mm
Length: Random length or fixed length 5.8meters or 6meters ,Max length 12M
Type: Seamless steel tube
Packaging detail: Bundles with plastic paper packaged or wooden box package
Delivery date: 10-30days according to customers requirements.



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Our primary objective will be to offer you our shoppers a serious and responsible enterprise relationship, supplying personalized attention to all of them for Factory Promotional JIS G3445 Stkm12A Steel Seamless Tube, Sincerely hope to develop long-term company associations along with you and we are going to do our greatest provider for you.
Our primary objective will be to offer you our shoppers a serious and responsible enterprise relationship, supplying personalized attention to all of them for China Seamless Steel Tube and Cylinder Tube, We are fully aware of our customer’s needs. We supply high quality products, competitive prices and the first class service. We would like to establish good business relationships as well as friendship with you in the near future.
JIS G3445 Precision steel tubes are mainly  used in automobile and precision machinery parts for cars and cylinder. pressure use, and also for transporting steam, water, gas.

Surface Treatment:

1.Bared
2.Black Painted (varnish coating)
3.Galvanized
4.Oiled
5.According to customers.

 Applications: hydraulic system tube ; automobile tube; precision machinery parts  for cars and cylinder tube.;Auto industry tube ;Oil cylinder tube.

Chemical Compositon

Grade 

Designation  Unit % 
Si  Mn  Nb or V 
Grade 11  STKM 11A  0.12 max.  0.35 max.  0.60 max.  0.040 max.  0.040 max. 
Grade 12  STKM 12A  0.20 max.  0.35 max.  0.60 max.  0.040 max.  0.040 max. 
STKM 12B 
STKM 12C 
Grade 13  STKM 13A  0.25 max.  0.35 max.  0.30~0.90  0.040 max.  0.040 max. 
STKM 13B 
STKM 13C 
Grade 14  STKM 14A  0.30 max.  0.35 max.  0.30~1.00  0.040 max.  0.040 max. 
STKM 14B 
STKM 14C 
Grade 15  STKM 15A  0.25~0.35  0.35 max.  0.30~1.00  0.040 max.  0.040 max. 
STKM 15C 
Grade 16  STKM 16A  0.35~0.45  0.40 max.  0.40~1.00  0.040 max.  0.040 max. 
STKM 16C 
Grade 17  STKM 17A  0.45~0.55  0.40 max.  0.40~1.00  0.040 max.  0.040 max. 
STKM 17C 
Grade 18  STKM 18A  0.18 max.  0.55 max.  1.50 max.  0.040 max.  0.040 max. 
STKM 18B 
STKM 18C 
Grade 19  STKM 19A  0.25 max.  0.55 max.  1.50 max.  0.040 max.  0.040 max. 
STKM 19C 
Grade 20  STKM 20A  0.25 max.  0.55 max.  1.60 max.  0.040 max.  0.040 max.  0.15 max.

Other Sthandard Steel Tube

Product Name Standard Grade Size Range
O.D. mm
Usage
Seamless Cold Drawn Precision Tubes JIS G3445 STKM 11A, STKM 12A, STKM 12B, STKM 12C, STKM 13A, STKM 13B, STKM 13C, STKM 15A, STKM 15C, STKM 17A, STKM 17C, STKM 18A 4.00 to 88.90 Mechanical and Automobile Precision Tubes
DIN2391 ST35, ST45, ST52 6.00 to 76.00 Seamless Precision Tubes
ASME/ ASTM SA/A519 SAE1010,SAE1020,SAE1025,SAE1026,SAE1035,SAE1045,

SAE4130

6.00 to 340.00 Mechanical Precision Tubes
EN10305-1 E215, E235, E335 6.00 to 340.00 Hydraulic Pressure Equipment
ISO8535-1 ST35, ST37, ST52 6.00 to 16.00 High Precision High Pressure Fuel Pipes

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