Professional China A36 Square Tube - Cold rolled precision seamless steel pipe – Hongmao
Professional China A36 Square Tube - Cold rolled precision seamless steel pipe – Hongmao Detail:
Product Introduction
Precision seamless steel pipe is a kind of high-precision steel pipe processed by cold rolling or cold drawing; full name: cold rolled or cold drawn precision seamless steel pipe. Since the inner and outer walls of precision seamless steel pipes have no oxide layer, withstand high pressure without leakage, high precision, high smoothness, cold bending without deformation, flaring, flattening without cracks, etc., they are mainly used to produce pneumatic or hydraulic components, such as Cylinders or oil cylinders are all made of seamless pipes. The chemical composition of precision seamless steel pipes includes carbon C, silicon Si, manganese Mn, sulfur S, phosphorus P, and chromium Cr.
Specifications
| Outside Diameter | 6mm-140mm |
| Thickness | 0.5-20mm |
| Material | 10#, 20#, 35#, 45#, 16Mn, 30CrMo, 20Cr, 20CrMo,15CrMo, 35CrMo, 42CrMo4, 20Mn, ST35,ST37,E235, ASTM11A, ST45, E255, A106A.B, ST55, CK45, S45C, Q345B, ST52, E355, S355j2, 4130, 4140, 4340, SCM440, SCM415 |
| Surface | Black or bright |
| Standard | GB/T8713, GB/T3639, GB/T8162, GB/T8163, ASTM-A519, EN10305-1, EN10305-4, JIS-G3445, DIN2391, BS6323, GOST8734-75 |
| Processing | Cold rolled /cold drawn |
| Delivery Condition | (1) BK (+C): No heat treatment after last cold forming process; (2) BKW (+LC): After last heat treatment there is a light finishing pass (cold drawing);
(3) BKS (+SR): After the final cold forming process the tubes are stress relieve annealed; (4) GBK (+A): After the final cold forming process the tubes are annealed in a controlled atmosphere; (5) NBK (+N): After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere. |
| Packing | Woven bag/ wooden or crate carton/ bundle packing/ plain end or vanished as per customer’s request. |
| Delivery time | Normally 10-25 working days |
Product detail pictures:
Related Product Guide:
With advanced technologies and facilities, strict quality control, reasonable price, superior service and close co-operation with customers, we are devoted to providing the best value for our customers for Professional China A36 Square Tube - Cold rolled precision seamless steel pipe – Hongmao, The product will supply to all over the world, such as: Mauritius, Luxembourg, Sheffield, We've got constructed strong and long co-operation relationship with an enormous quantity of companies within this business overseas. Immediate and specialist after-sale service supplied by our consultant group has happy our buyers. In depth Info and parameters from the merchandise will probably be sent to you for any thorough acknowledge. Free samples may be delivered and company check out to our corporation. n Portugal for negotiation is constantly welcome. Hope to get inquiries type you and construct a long-term co-operation partnership.
By Jean Ascher from Barbados - 2018.12.25 12:43
We are a small company that has just started, but we get the company leader's attention and gave us a lot of help. Hope we can make progress together!
By Doris from Switzerland - 2017.09.29 11:19
