Product Details

Product Description

Product Name	GB/T3639 hydraulic cold drawn seamless telescopic cylinder steel tube
Grade	20#,45#,25Mn,27SiMn,Q345B,Q345D,SAE1026
Standard	ASTM A519 DIN2391 GB/T8713 GB/T3639 EN10305
Package	1.bundle with steel strips 2.brand parcel 3.wooden box 4.as clinets request
Shaped	Round
Surface	Polished or as customer requirement
Application	Structure pipe,pipe line transport,decoration,gas oil pipe

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

Company Information

Yantai Xinpeng Steel Pipe Co., Ltd,established in Dec 1992, with registered capital of 5 million Yuan, we have 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.Our company are equipped with JLB250T hydraulic cold drawn set,LED120 cold rolling set, annealing surface, strong honed machine, polishing machine, lathe, saws CNC skived and roller burnished machine, kinds of testing machine. Strictly comply with ISO9001 System, assure the best quality of the products.

our processing

Packaging & Shipping

packaging details: steel strips bundle

black painting

beveled ends

wooden box

as clients request

delivery details: 15days after 30% payment in advance

FAQ

Q :Which countries do you export to?

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

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

Q: What is your main payment itme?

A: T/T and L/C

Q: Are you trading company or manufacturer ?

A: We are manufacturer .

Q: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What is your terms of payment ?

A: Payment 30% T/T in advance ,balance before shippment.

testing

1.portable hardness tester

2.wall thickness gauge

3.ultrasonic flaw detector

4.digital rockwall hardness tester

5.tensile testing machine

6.USA import UT test machine

application

Our Services

1.High Efficiency

1).7 Days *24Hours phone and email in service.

2).Your inquiry will be replied in 24 hours

2. High Quality

1). Well-trained and qualified staff to answer all your questions

2). We are Alibaba VIP golden supplier

3.Our Advantage:

1. High quality seamless steel tube with reasonable price.
2. Wide excellent experiences with after-sale service.

3. Samples can be provided as your requirements.
4. Professional packing teams which keep every packing safety.
5. Every process will be checked by responsible QC which insures every product's quality.
6. Every process can be produced as to our clients' requirements.

7. Any questions can be answered in time after you told us.

8. Quick respond to your inquiry.