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Help CenterAstm A106 Gr. b Steel Pipes High Precision Seamless Steel Tubes
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astm a106 gr. b steel pipes high precision seamless steel tubes
Commodity Specifications:
1.Standard:GB/T8713,GB/T3639,DIN2391,EN10305,ASTMA519,ASTMA106-2006
2.Grade: 20#(aisi1020,ck20),45#(aisi1045,ck45),st52(16Mn,Q345D),25Mn(stkm13c-t),27SiMn
3.OD:30-250mm
4.ID tolerance:H7,H8,H9
5. Wall thickness:10%×ID
6.Surface roughness:Ra 0.02— 0.4μm
7. Delivery condition:BK,BKW,BKS,GBK,NBK
8.Ovality: ≤ 0.10-0.20
9.Curvature:0.3
Mechanical Property:
Delivery Condition |
Cold drawn+ stress-relieved(BK+S)(SR) |
Cold fished (hard)(BK) |
|||
Steel Grade |
Tensile strength (Rm Mpa) |
Yield strength |
Elogation A5% |
Tensile strength (Rm Mpa) |
Elogation A5% |
20# |
≥520
|
≥375 |
≥15 |
≥550 |
≥8 |
45# |
≥600 |
≥520 |
≥10 |
≥640 |
≥5 |
E355(Q345B,St52) |
≥600 |
≥520 |
≥14 |
≥640 |
≥5 |
25Mn |
≥600 |
≥510 |
≥15 |
≥640 |
≥5 |
27SiMn |
≥760 |
≥610 |
≥10 |
≥800 |
≥5 |
Certificate:
Product Process:
About our company:
Established in Dec 1992, with registered capital of 5 million Yuan, Yantai Xinpeng Steel Pipe Co.,Ltd has more than 20 years experience in manufacturing and exporting steel pipe. Our company mainly produces various specifications of cold finished precision steel pipe, which are widely used in hydraulic Pneumatic cylinder for automobile, engineering machinery, textile machinery, printing machinery, oil drilling and other field.
In 2002, our company equipped one set advanced CNC skived and roller burnished machine SRB-600mm, several Powerful honed machine, Combined cold drawn, cold rolling, heat treatment and SRB process to produce the best quality products. Standard:GB/T8713-88, GB/T3639-2000 or according to customers’ requirement. Material usual 20#,45#,16Mn,25Mn,27SiMn,St35,St52 and so on.
We Have passed ISo9001 verified from 2008,each tube of ours is strictly in quality control that can assure the product quality of Xinpeng.
Application:
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