| After-sales Service: | Y |
|---|---|
| Type: | Seamless |
| Technique: | Cold Rolled Hot Rolled |
| Material: | Carbon Steel |
| Surface Treatment: | Galvanized |
| Usage: | Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
Audited Supplier
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Standard
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DIN2391, EN10305, ASTM A519, GB/T 3639-200
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Material
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Q355B Q355D C20,ST52,E355 SAE1026.CK45 4130 4140 STKM 13C
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Heat treatment
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BK+S
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Specification
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Outer diameter(mm)
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40-480mm
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I.D Tolerance
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H8-H9
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Length
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Fixed Length, Random Length(3--9m)or as requests of customers
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Straightness
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0.5-1/1000
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ID roughness
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RA 0.1-0.8micron(max)
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Technology
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Honed & SRB(SKIVED AND ROLLER BURNISHED )
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Scope
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Honed tube for hydraulic cylinder, swivel crane, injection machine and
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Delivery Condition
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Cold Finished (Hard) (BK)
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Cold Drawn and Stress-Relieved (BK+S)
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Hardness HB
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Parameters
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T.S. Rm N/mm2
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Elongation A5%
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T.S. Rm N/mm2
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Y.S. ReH N/mm2
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Elongation A5%
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20# (A106)
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≥550
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≥8
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≥520
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≥470
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≥12
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175
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45# (CK45)
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≥650
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≥5
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≥600
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≥520
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≥12
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207
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16Mn (ST52, E355)
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≥640
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≥5
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≥600
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≥520
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≥15
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190
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25Mn
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≥640
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≥5
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≥600
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≥510
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≥15
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195
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27SiMn
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≥840
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≥5
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≥800
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≥720
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≥10
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230
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Qingdao LianGe Special Steel Co., Ltd. is located in the coastal and port city, Qingdao, which is well-known throughout the country with good reputation, high-quality products, strong strength and low price. Our company has been engaged in domestic trade for more than ten years and has rich trade experience.
In 2014, we opened up the market to foreign countries. Our company is a company integrating processing and operation. Now we have more than 10,000 tons of inventory and more than 800 specifications. These products are suitable for engineering, coal, textile, electric power and other industries. The company has strong capital, quality guarantee and convenient transportation. Since its establishment, it has been adhering to the management policy of "survive by quality, develop by product, cooperate with credit, and win customers with service", and has gained the reliance of colleagues from all walks of life.
Q: What is the MOQ?
A: 1tons.
Q: How can I get the sample?
A: FREE samples are available for your checking and testing. And to get free samples, you needto send us you detailed receiving address (including post code) and your DHL /FedEx/UPS account for collecting samples, courier cost will be paid in your side.
Q:How can I get your price list?
A: Please send us your email or fax and order information - Quantity, Specification (steel type,thickness, width, surface finish), then I can send you the price list.
Q: Packing details?
A: We choose suitable package and reinforce for various steel products when loading and transport.
Q: What payment terms you can deal with?
A: Mostly we deal with TT terms and L/C,for L/C we need to know which bank to open the L/C and after checking the bank information to decide whether to accpet the L/C.If you have other preference, please negotiate
Suppliers with verified business licenses
Audited Supplier 
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