Specifications

Standard:ASTM A519,DIN2391-2,EN10305-1
Steel grade:ST52,SAE1045
Manufacture method: cold rolled,cold drawn
Heat treating:BK,N

Commodity: Cold drawn bearing steel tube

Size range: 20mm*2mm - 325mm*50mm

Standard specification: ASTM A519,EN10305-1,DIN2391-2

Steel grade: SAE1020,SAE1026,SAE1045,SAE4130,SAe4140,ST52,E235,E355,25CrMo4,34CrMo4,42CrMo4,etc.

Manufacture method: hydraulic cold drawn, cold rolled.

Delivery condition:

+C	+LC	+SR	+A	+N	Q+T
BK	BKW	BKS	GBK	NBK	Q+T

Chemical composition:

Element	C	Si	Mn	P	S	Cr
Content(%)	0.95-1.05	0.15-0.35	0.25-0.45	0.025 max	0.015 max	1.3-1.6

Packing: in bundles tied with steel strips.

Slightly internal and external oil coating.

End plastic caps.

Shipping: by containers on FCL basis.

We are ISO9001-2008 certified manufacturer of precision seamless tubes, mechanical tubings,cylinder tubings, and cylinder barrels.

Payment: T/T, L/C.

MOQ: 5 tons for each size.

Trade term: FOB,CFR,CIF,DAP.

Warranty: 6 months after shipment of tubes.

Third party inspection or customer's inspection are both acceptable.