St 52 Nbk Black Phosphated Steel Tube

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Basic Info

Product Description

1. Color: bright black 2. high precision on OD&ID(+/-0.05mm) 3. Ra<=1.0um St 52 NBK Black Phosphated Steel Tube
	St52 NBK Black Phosphated Steel Tube 1) Certificate: ISO9001:2000, TS16949-09 2) Steel Gr.: St37.4 3) O.D: 4mm-70mm 4) W.T: 0.5mm-8mm 5) Max length:12m 6) delivery condition: cold, annealing, normalizing 7) Package: bundled and wrapped in plastic or as per your requirement 8) Surface treatment: phosphated & oiled 9) Application:to be used in hydraulic system, automobile industry etc

Standard	BS, JIS, GB, DIN, ASTM
Standard	BS 6323, JIS G3445-2006, GB 5310-1995, GB/T 3639-2000, GB/T 8713, GB/T8162, GB/T8163, GB/T3639, GB/T 3087, DIN 2391, DIN 17175, ASTM A53-2007, ASTM A210-1996, ASTM A312-2007, ASTM A179-1990
Grade	10#-45#, Cr-Mo alloy, 16Mn, A53-A369, ST35-ST52, Q195-Q345
Grade	10#, 20#, 45#, 15CrMo, 34CrMo4, 30CrMo, 16Mn, A53(A,B), St37, St52, St45, ST35, ST37.4, Q235, Q345
Thickness	0.5 - 8 mm
Section Shape	Round
Outer Diameter	4 - 70 mm
Place of Origin	Jiangsu, China (Mainland)
Secondary Or Not	Non-secondary
Application	Automobile
Technique	Cold Drawn
Certification	ISO9001
Surface Treatment	phosphated
Alloy Or Not	Non-alloy
steel pipe	phosphate steel pipe
EN10305	E235
E255	E355
BK	BKS
NBK	GBK
cold drawn	cold rolled

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