China Cold Drawn Bk+S Hydraulic Seamless Honed Cylinder Tube

1.

Product Description:StandardDIN2391 EN10305 GB/T3639MaterialST52 E355 20# 16MnLength3-9mID ToleranceH8-H9Straightness1/1000ID roughnessRA 0.4micron(max)TechnologyHoned/SRB(Skived Roller Burnished)

Chemical Composition:Steel grade Chemical composition,%CSiMnPSCr≤20#0.17-0.240.17-0.370.35-0.650.0350.0350.2516Mn≤0.2≤0.51.00-1.600.030/030.25ST52(E355)≤0.22≤0.55≤1.60.0250.0250.25SAE1026(25Mn)0.22-0.280.15-0.350.6-0.90.040.05/45#0.42-0.50.17-0.370.5-0.80.0250.020.25

Mechanical Property:Delivery
conditioncold finished(hard)(BK)Cold drawn and stress-relieved(BK+S)Steel gradeRm MPaElongation
A5(%)Rm MPaReH MPaElonggation
A5(%)20#≥550≥8≥520≥375≥1516Mn≥640≥5≥600≥520≥14ST52(E355)≥640≥5≥600≥520≥14SAE1026≥640≥5≥600≥510≥1245#≥650≥5≥600≥510≥12

Standard Size:I.D(mm)O.D(mm)WT(mm)I.D(mm)O.D(mm)WT(mm)I.D(mm)O.D(mm)WT(mm)40505901005140156840526901057.51401601040557.5901101014016512.540589901141214016814506059510551401701050657.5951107.514018020507010100110515017010607051001157.515017512.560726100120101501801560757.510012512.51601801060801010012713.516018512.5637351001301516019010637561101257.51602002063766.5110130101701901063787.51101401517019512.563808.51151307.5170200156383101151351018020010708051201357.518020512.570826120140101802101570857.512014512.5180220207090101201501520022010758551251407.520022512.575907.512514512.52002301575951012515012.520023517.58090512515213.520024522.580926125155152202501580957.512516017.52202702580100101301457.522027326.5801021113015010240270158010512.51301601525029020801101513516012.525029924.5Special requirement230.525411.75

1)Professional & skilled, reliable.
2)One-stop total solution
3)ready stock goods with fast delivery
4)Customizable: Non-standard sizes are also available
5)Small quantity is acceptable
6)Cash back: Refund or replacement for any product faulty
6.Production Folw:
7.Introduction of Company

JIANNING metaLS GROUP was established in 2001, With more than 10 years import and export experiences Jianning metals has been an influential exporter in the global metal products market. More than 160 customers from 26 countries and regions have established long-term business relationships with us.

Our main business range is listed as follows:

Carbon Seamless Steel pipe/tube

Hydraulic cylinder tube(Honed tube)

Hard chrome plated rod/bar/shaft(Piston rod)

Auto exhaust system: (exhaust pipe, muffler tips, carbon steel and stainless steel mufflers, flexible pipe)

We sincerely welcome friends from all over the world contact us to establish mutually beneficial business relationships
Our team:
Our customer:
8.FAQ:

1.Q: How many days of your delivery?

A: The general delivery is 15~35 days according to your quantity.

2.Q: What's your main market?

A: We mainly export to Middle East and South Eastern Asia. And this year our products enter into South America.

3.Q :Are you factory?

A:Yeah, we are.

4.Q :Which countries do you export to?

A: America, India, Korea, Pakistan, Turkey, Iran and so on.

5.Q :What is the delivery time?

A: If we have stock, we can send goods within 20days. If not, we will delivery goods within 30-45days

6.Q: What is your main payment itme?

A: T/T and L/C