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1 OD32-500mm W.T.3.5-80mm
2 ISO certificated DIN2391 En10305
3 Straightness:0.3~1mm/m
4 Inside Roughness:0.4~0.8um
steel pipes for hydraulic use
Material: C20, CK45, etc. also ST52 if given enough time. our products are widely used in hydraulic industry and is very popular both home and abroad.
And we can also make our products according to the customers' needs.
Variety
Processing | Cylinder diameter | Length /mm | Straightness | Size accuracy | Wall thickness/mm | Inner bore roughness |
Cold-drawn | ID30~OD250 | ≤13M | 0.3~1.0mm/m | H9-H11 | ±8% | 0.8~1.6um |
Honed tube | ID50~OD325 | ≤10M | 0.3~1.0mm/m | H7-H9 | ±8% | 0.4~0.8um |
Mechanics performance
Material | Tensile strength | Yield strength | Elongation | Hardness |
Ck20 | 510 σ N/mm2 | 500σsN/mm2 | 5δs% | 175HB |
Ck45 | 660 σN/mm2 | 630σsN/ mm2 | 4δs% | 207HB |
ST52 | 580σ N/mm2 | 420σsN/ mm2 | 10δs% | 190HB |
27SiMn | 840σ N/mm2 | 805σsN/ mm2 | 7.5δs% | 230HB |
Good quality with competitive price , Pls feel free contact with us.
We can supply: Wall Thickness: 4~80mm Outer Diameter: 27~426mm Length: 5.8~13m(as your requirment) Material: 20#, 45#, 16Mn, Q195, Q235, Q345B, 30CrMo, 42CrMo Standard: ASTM-A106/A53/API5L Gr.B ST44, ST52 GB/8162, GB/8163 Surface Treatment: Galvanized or oil treatment from rusting.
Company Profile
Liaocheng Xinglong Seamless Pipe Manufacturing Co., Ltd is founded in 2004, covering an area of 15,000 square meters. And the total asset is above 250 million Yuan. There are 360 staff members including 80 technicians in our company. Annual output is 40,000 tons. We also establish an effective complete quality control system. In 2006, our company obtained the authorization of ISO9001 Quality System. And it started to run in accordance with API 5L in 2009.
Production Equipment
Liaocheng Xinglong Seamless Steel Tube Manufacturing Co, Ltd. has equipped 60, 90, 140 and 325 mill lines. Production Specification covers 27-508*4-100mm. The full capacity is above 600 thousand tons. 325ASSEL tube rolling mill is the domestic largest 3-roller mill at present. Adopting world advanced 3-roller tube rolling mill with quick-start roller and Grade-3 computer automatic control system, it ensures production precision scientifically and efficiently, gets high reputation among experts in steel tube industry and fills the domestic gap
Production Scope
There are over 60,000 tons stock products, running specifications more than 3,000 kinds. Our production range: OD: 25-426 mm, WT4-80mm. The materials of the products are as follows:20#,45#,16M, 27SiMn,15CrMo,30CrMo,34CrMo4,12Cr1MoV,J55,K55, N80.L80,P110etc. The Standards: GB8162-2008, GB8163-2008,GB3087-2008,GB5310-1995,GB6479-2000,ASTM A 53, A106, API 5L/5CT, DIN, JIS etc.
greatly.
Various detectionOur company has equipped with sophisticated manufacturing and testing equipments. These equipments and technologies guarantee that the production and testing processes are up to relevant standards. So the products can satisfy the requirements of clients doubtlessly.
Sales Network
Our products are exported to Korea, Indian, Malaysia, Canada, Iran, Brazil, Pakistan, Turkey and the other Middles east countries.
Application
Our products are widely used in petroleum, chemical industry, Electrical Power, Coal, Machinery, Low and high-pressure boiler, hydraulic prop and so on.
Invitation
Welcome to Our two factories. I can show you around our factories and the beautiful Water City—Liaocheng.
Contact us
SHANDONG LIAOCHENG ZGL METAL MANUFACTURING CO., LTD
LIAOCHENG XINGLONG SEAMLESS TUBE MANUFATURING CO., LTD
David John Sales Manager
Add: No. 3 Taishan Road, Development Zone, Liaocheng, China
Tel: +86-635-8886513 Fax: +86-635-8886535
Mobile: +86-15194009714
Website: http://www.cnxinglong.cn
DIN2391/EN10305 st52 honed tube for hydraulic cylinder