Product Details

AISI 1020 cold rolled STKM11A steel seamless tube and pipe

What we focus on are:

--Tight tolerance
--High quality
--Good mechanical property
--Quick delivery
--Best service
--Reasonable price

What we can provide are:

--Seamless steel pipe

--Carbon steel pipe

--Cold drawn steel pipe

--Cold rolled steel pipe

--Honed steel pipe

--SRB steel pipe

--Skived and roller burnished steel pipe

--Polished steel pipe

--Burnished steel pipe

--Hydraulic steel pipe

--Cylinder steel pipe

......

1.Product name: AISI 1020 cold rolled STKM11A steel seamless tube and pipe

2.Outer diameter: 30-250mm

3.Thickness: 2-30mm

4.ID tolerance: H8 H9 or as client's request

5.Package: standard package with plastic bags or wooden cartons or as client's request

6.Delivery time: within 20-30 days after receiving payment or as client's request

7.Trade term: FOB Yantai, Qingdao or as client's request

8.Payment term: T/T or L/C or as client's request

9.Application of seamless pipe: hydraulic cylinder for heavy machine,printing machine, engineering machine of carbon tube, excavator of carbon tube, textile machine of carbon tube, racing car of carbon tube, elevator buffer of carbon tube, oil drilling and other field

10.Origin: China

11.What we can provide are seamless steel tube,cold drawn steel tube, cold rolled steel tube, honed steel tube,skived and roller burnished steel tube, hydraulic cylinder steel tube, and so on.

seamless pipe, carbon tube, cold drawn tube, cold drawn pipe, cold rolled tube, cold rolled pipe, cold rolled steel pipe, honed tube, hydraulic tube.......

Benifits of AISI 1020 cold rolled STKM11A steel seamless tube and pipe :

(1) No Oxidation Layer on the outer and inner walls;

(2) No Leakage under high pressure;

(3) No Crake under flating and flattening;

(4) No distortion after cold bending;

(5) High precision high cleanness for precision tube;

(6) Excellent brightness of honed tube

Mechanical Property of carbon tube

Delivery Condition	Cold drawn+stress-relieved(BK+S)(SR)			Cold finished(hard)(BK)
Steel Grade	Tensile strength (Rm Mpa)	Yield strength (ReH Mpa)	Elongation A5%	Tensile strength (Rm Mpa)	Elogation A5%
20#	≥520	≥375	≥15	≥550	≥8
45#	≥600	≥520	≥10	≥640	≥5
16Mn(Q345B Q345D)	≥600	≥520	≥14	≥640	≥5
25Mn	≥600	≥510	≥15	≥640	≥5
27SiMn	≥760	≥610	≥10	≥800	≥5
St45	≥520	≥375	≥15	≥550	≥5
E355(St52)	≥600	≥520	≥14	≥640	≥5
SAE1026	≥600	≥510	≥15	≥640	≥5

Technique and Tolerance of seamless pipe

Working Method	Range	Size of ID	Tolerance
			ID tolerance			WT(mm)	Ovality	Curvature
			H8	H9	H10	WT(mm)	Ovality	Curvature
Cold Drawn	25-250	>30-50	+0.0390	+0.0620	+0.1000	±5% to 7.5% ID>210mm ±10%	≤0.10-0.20	0.3
Cold rolling	25-150	>50-80	+0.0460	+0.0740	+0.1200
Cold drawn-hone	40-250	>80-120	+0.0540	+0.0870	+0.1400
Cold drawn-SRB	50-250	>120-180	+0.0630	+0.1000	+0.160
Cold drawn-polish	40-250	>180-250	+0.0720	+0.1150	+0.1850
Cold drawn-polish-SRB	50-250	Other size and technique parameter upon request